Normally Open (NO) Liquid Level Switches

84 Results
Liquid Level Switch -- LLS125
from Plast-O-Matic Valves, Inc.

Series LLS Liquid Level Switch with pivot pin design features SPST reed switch for 120/240 VAC 50 Watt power or optional DC dry circuit for computer/PLC interface. PVC or Noryl body. [See More]

  • Configuration: Normally Open (NO); Normally Closed (NC)
  • Maximum  Pressure: 150
  • Pole & Throw: Single Pole, Single Throw (SPST); Single Pole, Double Throw (SPDT) (optional feature)
  • Mounting: Side mount; Top mount
Buoyancy Level Switch -- MS50
from ABB Measurement & Analytics

The K-TEK MS50 consists of latching reed switches totally enclosed in a stainless steel chamber (other materials available) and a float containing a magnet in which the switches will detect. The sensing element (chamber) and the float are normally inserted into the tank through a top process... [See More]

  • Configuration: Normally Open (NO); Normally Closed (NC) (optional feature)
  • Pole & Throw: Single Pole, Double Throw (SPDT)
  • Construction: Electro-mechanical switch
  • Mounting: Top mount
RF Capacitance Level Switch -- A75
from ABB Measurement & Analytics

FEATURES: Low Cost. Totally Potted Electronics. Built-In Static Protection. Vibration Resistant. DPDT Relay. Ambient Temperatures Up to 185 ºF (85 ºC). NEMA 4 Enclosure. 5, 10 or 15 Second Time Delay. OPTIONS: PTFE or PVC Sheathed Probe or Cable. Extended Lower Bushing. Flanged Process... [See More]

  • Configuration: Normally Open (NO)
  • Pole & Throw: Double Pole, Double Throw (DPDT)
  • Construction: Solid-state switch
  • Maximum Current: 5
Bilge Guard Level Switches -- UNS-VA/SB5 or B4
from Barksdale Control Products

Barksdale's Bilge Switch offers an ideal portable level switching solution for your mobile application. Featuring all stainless steel construction with a polyethylene float, the Bilge Switch is rugged enough to handle demanding level control problems and hold up to a broad range of media. An... [See More]

  • Configuration: Normally Open (NO); Normally Closed (NC)
  • Pole & Throw: Single Pole, Single Throw (SPST)
  • Construction: Electro-mechanical switch
  • Maximum Current: 2
Level Switch -- LS-1755-Series
from Gems Sensors & Controls

All Stainless Steel. FDA Compliant for Contact with Food. High Temperatures and Pressures. Rugged construction suitable for most corrosive liquids, and for high temperatures and pressures. All-stainless steel material of construction complies with FDA food contact regulations. [See More]

  • Configuration: Normally Open (NO); Normally Closed (NC)
  • Pole & Throw: Single Pole, Single Throw (SPST)
  • Construction: Electro-mechanical switch
  • Maximum  Pressure: 275
Float Switch
from Uehling Instrument Company

Float switches are used to trip high/low level alarms, engage relays, control or start/stop pumps, open/close valves etc. They are a simple, inexpensive way to provide independent or redundant setpoints for emergency shut-down or backup. [See More]

  • Configuration: Normally Open (NO); Normally Closed (NC)
  • Construction: Electro-mechanical switch
  • Repeatability: 0.0300
  • Pole & Throw: Single Pole, Single Throw (SPST); Single Pole, Double Throw (SPDT) (optional feature)
Electrolyte Level Sensor -- ELS
from Albér

The Alber ELS is a non-invasive level sensor designed to save you time and money!. ● Designed specifically to comply with the NERC PRC-005 requirements for electrolyte level inspection. ● Eliminate the required quarterly inspection of battery electrolyte levels. ● No alarm …... [See More]

  • Configuration: Normally Open (NO); Normally Closed (NC)
  • Pole & Throw: Double Pole, Double Throw (DPDT)
  • Construction: Electro-mechanical switch
  • Maximum Current: 2
Adjustable Float Switches
from BERNSTEIN AG

Up to four encapsulated magnetic sensor elements can be placed in any position at 10 mm intervals in the immersion tube of BERNSTEIN adjustable float switches. Thanks to their extremely user-friendly design, each of these universally used devices can replace several conventional switches. Instead of... [See More]

  • Configuration: Normally Open (NO); Normally Closed (NC)
  • Construction: Electro-mechanical switch
  • Measuring Range: ? to 39.37
  • Technology: Mechanical/magnetic Floats
Liquid Level Sensor, LS01 Series
from Standex-Meder Electronics

Compact single level vertical mount LS01 Series Liquid Level Sensor used in level control, detection and monitoring. High power switch option, other cables and connectors. [See More]

  • Configuration: Normally Open (NO); Normally Closed (NC)
  • Pole & Throw: Single Pole, Single Throw (SPST); Single Pole, Double Throw (SPDT)
  • Construction: Electro-mechanical switch
  • Maximum Current: 1
Capacitive Point Level Detection, Universal Supply, G2 Aluminum Housing -- SC750U
from Sitron

The SC750U features a Universal Power Supply with a large aluminum housing (G2) as well as an integrated sensibility adjustment and time delay up to 20 seconds. This unit is an ideal solution for point level detection of a wide variety of liquid and solid mediums. Standard configuration features a... [See More]

  • Configuration: Normally Open (NO); Normally Closed (NC)
  • Maximum AC Voltage: 250
  • Maximum Current: 5
  • Maximum  Pressure: 145
Point Level Switch -- 190964-3
from Iwaki America and Walchem, IWAKI America Inc

Walchem ’s polypropylene tank level switches work well in chemicals that are clean and non-coating or scaling. Polypropylene should be compatible with nearly all water treatment chemicals. The reed switch output provides a reliable input to our WebMaster series controllers. These level... [See More]

  • Configuration: Normally Open (NO)
  • Repeatability: 0.0787
  • Measuring Range: 0.0 to 36
  • Construction: Electro-mechanical switch
CL-10DJI Level Switch -- CL-10 DJI
from Automation Products, Inc.

The Type CL-10DJI Dynatrol ® Interface Level Detector has the unique ability to detect the interface: Between a liquid and a settled bed of solids. Between a liquid and a floating bed of solids. Between liquid phases of significantly different viscosities. Advantages. Versatile: This control is... [See More]

  • Configuration: Normally Open (NO); Normally Closed (NC)
  • Pole & Throw: Single Pole, Double Throw (SPDT)
  • Construction: Electro-mechanical switch
  • Maximum Current: 2
3 Level Custom Float Switch
from FPI Sensors International

FPI Sensors custom level switches are available in a variety of materials, lengths and mounting options making it an ideal choice for many industries and applications. FPI ’s custom liquid level sensor is engineered using the best components and manufacturing techniques to insure a quality,... [See More]

  • Configuration: Normally Open (NO); Normally Closed (NC)
  • Construction: Electro-mechanical switch
  • Measuring Range: 1 to 235
  • Pole & Throw: Single Pole, Single Throw (SPST); Single Pole, Double Throw (SPDT)
5/8" Bulkhead PBT Side-Mounted Switch -- M7790
from Madison Company

The M7790 side-mounted liquid level switch has a PBT stem and a PBT float. PBT is a stong plastic that features excellent structural integrity. It is best used where temperature resistance and permeability are not factors such as fuel and hydraulic systems up to 120 degrees C. The M7790 is not for... [See More]

  • Configuration: Normally Open (NO); Normally Closed (NC)
  • Maximum  Pressure: 87.02
  • Pole & Throw: Single Pole, Single Throw (SPST)
  • Material Temperature: 302
Broken Finger Float Switch -- 205KS220
from elobau U.S., Inc.

Broken finger switches with teflon hinge. Switching point with an inclination of α = 12 ° ±3 ° at the top of the switch, measured in the air – Note that the container walls must be at least 3 mm thick. [See More]

  • Configuration: Normally Open (NO)
  • Pole & Throw: Single Pole, Double Throw (SPDT)
  • Construction: Electro-mechanical switch
  • Maximum Current: 0.2500
316 Stainless Steel Liquid Level Switch -- LV40 / LV50
from OMEGA Engineering, Inc.

Constructed entirely of 316SS, the LV-40 Single Station Level Switch is specifically designed to withstand the effects of a wide range of chemicals. The unit has a maximum operating temperature of 300F and can be used to meet many level control applications, including medical and water purification... [See More]

  • Configuration: Normally Open (NO); Normally Closed (NC)
  • Pole & Throw: Single Pole, Single Throw (SPST)
  • Construction: Electro-mechanical switch
  • Maximum  Pressure: 750
M - Magnetic Level Switches
from KOBOLD Instruments, Inc.

KOBOLD's M-series magnetic level switches are used for the monitoring and control of liquid levels in vessels. These level switches are custom manufactured to customer specifications. The float switches are fitted with a hermetically sealed contact which is situated in the tube. The float sliding on... [See More]

  • Configuration: Normally Open (NO); Normally Closed (NC)
  • Maximum Current: 0.5000
  • Construction: Electro-mechanical switch
  • Maximum AC Voltage: 230
Dual Level/Temperature Switch -- UNS-MS1/4NPT-BN30/1(2)-TPXX/2
from Barksdale Control Products

Barksdale's BLS-810 family of level switches offers both level and temperature control in one compact unit. With brass stems and Buna-N floats, these dual function switches are compatible with a broad range of media, including most hydraulic oils. All units are shipped with 100 VA limit switches as... [See More]

  • Configuration: Normally Open (NO)
  • Pole & Throw: Single Pole, Single Throw (SPST)
  • Construction: Electro-mechanical switch
  • Maximum  Pressure: 220
Level Switch -- LS-2050 Series
from Gems Sensors & Controls

Large Size. 1" NPT. High Pressure/Temperatur. These units solve the problem of point level sensing in tanks with inaccessible tops or bottoms, or at intermediate locations in larger tanks. Operation is positive and dependable. The float pivots with changing liquid levels, displacing a shuttle which... [See More]

  • Configuration: Normally Open (NO); Normally Closed (NC)
  • Pole & Throw: Single Pole, Single Throw (SPST); Single Pole, Double Throw (SPDT)
  • Construction: Electro-mechanical switch
  • Maximum  Pressure: 150
Miniature Float Switches
from BERNSTEIN AG

To ensure smooth running operating processes, in many devices and industrial systems it is necessary to monitor product level in the most confined spaces. These miniature float switches have been specially developed for small tanks / reservoirs as used in the automotive industry, drinks vending... [See More]

  • Configuration: Normally Open (NO); Normally Closed (NC)
  • Construction: Electro-mechanical switch
  • Measuring Range: ? to 39.37
  • Technology: Mechanical/magnetic Floats
Liquid Level Sensor, LS02 (S) Series
from Standex-Meder Electronics

Compact stainless steel single level vertical mount LS02 (S) Series Liquid Level Sensor used in level control, detection and monitoring. High power switch option, other cables and connectors. High temperature resistance up to 120 °C. IP68 only up to screw in thread. [See More]

  • Configuration: Normally Open (NO); Normally Closed (NC)
  • Pole & Throw: Single Pole, Single Throw (SPST); Single Pole, Double Throw (SPDT)
  • Construction: Electro-mechanical switch
  • Maximum Current: 1
Capacitive Point Level Detection, Universal Supply, N2 Nylon Housing -- SC750U
from Sitron

The SC750U features a Universal Power Supply with a large nylon housing (N2) as well as an integrated sensibility adjustment and time delay up to 20 seconds. This unit is an ideal solution for point level detection of a wide variety of liquid and solid mediums. Standard configuration features a PTFE... [See More]

  • Configuration: Normally Open (NO); Normally Closed (NC)
  • Maximum AC Voltage: 250
  • Maximum Current: 5
  • Maximum  Pressure: 145
CL-10RH Level Switch -- CL-10 RH
from Automation Products, Inc.

The Dynatrol ® Type CL-10RH liquid level probe and 102B control switch are used for application to either high or low point level detection of liquids and slurries. A unique vibrating principle permits design and operation features not available with other types of liquid level detectors. [See More]

  • Configuration: Normally Open (NO); Normally Closed (NC)
  • Pole & Throw: Single Pole, Double Throw (SPDT)
  • Construction: Electro-mechanical switch
  • Maximum Current: 2
4 Level Custom Float Switch
from FPI Sensors International

FPI Sensors custom level switches are available in a variety of materials, lengths and mounting options making it an ideal choice for many industries and applications. FPI ’s custom liquid level sensor is engineered using the best components and manufacturing techniques to insure a quality,... [See More]

  • Configuration: Normally Open (NO); Normally Closed (NC)
  • Construction: Electro-mechanical switch
  • Measuring Range: 1 to 235
  • Pole & Throw: Single Pole, Single Throw (SPST); Single Pole, Double Throw (SPDT)
Brass Full Size Liquid Level Float Switch for Hydrocarbons -- M4300
from Madison Company

The M4300 liquid level switch has a brass stem and a Buna-N float. Buna-N is typically suitable for use with aromatic hydrocarbons, diluted acids, and bases within a temperature range of -50 degrees C to 120 degrees C. Applications include fuel tanks, transmissions, and hydraulic systems. [See More]

  • Configuration: Normally Open (NO); Normally Closed (NC)
  • Maximum  Pressure: 150
  • Pole & Throw: Single Pole, Single Throw (SPST)
  • Material Temperature: 221
Broken Finger Float Switch -- 205KS22D
from elobau U.S., Inc.

Broken finger switches with teflon hinge. Switching point with an inclination of α = 12 ° ±3 ° at the top of the switch, measured in the air. [See More]

  • Configuration: Normally Open (NO)
  • Pole & Throw: Single Pole, Double Throw (SPDT)
  • Construction: Electro-mechanical switch
  • Maximum Current: 0.2500
316 Stainless Steel Liquid Level Switch -- LV40 / LV50 / LV51 / LV52
from OMEGA Engineering, Inc.

Well Suited for Rough or Corrosive Service. Water Purifying and Medical Application Models. High Pressure Models up to 750 PSI. User Selectable, Normally Open or Normally Closed SPST Switch. Mounts Vertically at Top or Bottom of Tank. Constructed entirely of 316SS, the LV-40 Single Station Level... [See More]

  • Configuration: Normally Open (NO); Normally Closed (NC)
  • Maximum  Pressure: 750
  • Pole & Throw: Single Pole, Single Throw (SPST)
  • Material Temperature: -40 to 480
NAB - Float Level Switches
from KOBOLD Instruments, Inc.

The KOBOLD NAB Series float level switch for liquids provides mercury-free level switching for tank applications requiring high current capability. With such capacities, pumps may be directly controlled in many applications. This float-type, tilt level switch for stop/start pump control features an... [See More]

  • Configuration: Normally Open (NO); Normally Closed (NC)
  • Pole & Throw: Single Pole, Double Throw (SPDT)
  • Construction: Electro-mechanical switch
  • Maximum Current: 20
Electronic Dual Level Switch -- BLS3000
from Barksdale Control Products

Barksdale's BLS3000 Electronic Dual Level Switches combine three discrete components (dual level switch, pressure transducer, and digital level gauge) into one compact package. The BPS300 is available in three configurations: 1) dual switch points, 2) dual switch points with analog output (4-20 mA... [See More]

  • Configuration: Normally Open (NO); Normally Closed (NC)
  • Maximum  Pressure: 43.5
  • Construction: Electro-mechanical switch
  • Material Temperature: -13 to 176
Level Switch -- LS-52100 Series
from Gems Sensors & Controls

These units solve the problem of point level sensing in tanks with inaccessible tops or bottoms, or at intermediate locations in larger tanks. Operation is positive and dependable. The float pivots with changing liquid level, displacing a shuttle which magnetically actuates a hermetically sealed... [See More]

  • Configuration: Normally Open (NO); Normally Closed (NC)
  • Pole & Throw: Single Pole, Single Throw (SPST); Single Pole, Double Throw (SPDT)
  • Construction: Electro-mechanical switch
  • Maximum  Pressure: 900
Standard Float Switches
from BERNSTEIN AG

For over 25 years it has been hard to imagine fluid level regulation, control and monitoring systems without BERNSTEIN standard float switches. In addition to being used to simply provide a signal when a liquid level drops below or exceeds a defined value, they also ideally serve as signal... [See More]

  • Configuration: Normally Open (NO); Normally Closed (NC)
  • Construction: Electro-mechanical switch
  • Measuring Range: ? to 78.74
  • Technology: Mechanical/magnetic Floats
Liquid Level Sensor, LS02 Series
from Standex-Meder Electronics

Compact single level vertical mount LS02 Series Liquid Level Sensor used in level control, detection and monitoring. High power switch option, other cables and connectors. IP68 only up to screw in thread. [See More]

  • Configuration: Normally Open (NO); Normally Closed (NC)
  • Pole & Throw: Single Pole, Single Throw (SPST); Single Pole, Double Throw (SPDT)
  • Construction: Electro-mechanical switch
  • Maximum Current: 1
Proximity Sensor Capacitive + RL202 Controller
from Sitron

The SC200 (+ RL202 Controller for AC Power Supply) expands on the capability of the SC200 (no housing, yet integrated sensitivity adjustment). The RL202 controller can be ordered with either 24Vdc, 110Vac or 220Vac power supply. It provides both a PNP contact as well as one Normally Open and one... [See More]

  • Configuration: Normally Open (NO); Normally Closed (NC)
  • Technology: Capacitive/RF Admittance
  • Maximum  Pressure: 145
  • Operating Temperature: 14 to 176
5 Level Custom Float Switch
from FPI Sensors International

FPI Sensors custom level switches are available in a variety of materials, lengths and mounting options making it an ideal choice for many industries and applications. FPI ’s custom liquid level sensor is engineered using the best components and manufacturing techniques to insure a quality,... [See More]

  • Configuration: Normally Open (NO); Normally Closed (NC)
  • Construction: Electro-mechanical switch
  • Measuring Range: 1 to 235
  • Pole & Throw: Single Pole, Single Throw (SPST); Single Pole, Double Throw (SPDT)
Brass Miniature Liquid Level Float Switch for Hydrocarbons -- M4500
from Madison Company

The M4500 miniature liquid level switch has a brass stem and a Buna-N float. Buna-N is typically suitable for use with aromatic hydrocarbons, diluted acids, and bases within a temperature range of -50 degrees C to 120 degrees C. Applications include fuel tanks, transmissions, and hydraulic systems. [See More]

  • Configuration: Normally Open (NO); Normally Closed (NC)
  • Material Temperature: 221
  • Maximum  Pressure: 150
  • Specific Gravity: 0.4500
Broken Finger Float Switch -- 205KS22G
from elobau U.S., Inc.

Broken finger switches with teflon hinge. Switching point with an inclination of α = 12 ° ±3 ° at the top of the switch, measured in the air. [See More]

  • Configuration: Normally Open (NO)
  • Pole & Throw: Single Pole, Double Throw (SPDT)
  • Construction: Electro-mechanical switch
  • Maximum Current: 0.2500
Compact Liquid Level Switch -- LVK-130 / LVK140 / LVK150 / LVK-190
from OMEGA Engineering, Inc.

Offering high reliability at low cost, the LVK-130 and LVK-140 Series level switch is recommended for many OEM applications. Extremely compact, the switch is ideal for restricted or limited space. The reed switch design allows the user to select as either normally open or normally closed by simply... [See More]

  • Configuration: Normally Open (NO); Normally Closed (NC)
  • Pole & Throw: Single Pole, Single Throw (SPST) (optional feature); Single Pole, Double Throw (SPDT) (optional feature)
  • Construction: Electro-mechanical switch
  • Maximum  Pressure: 150
NEC - Heavy-Duty Float Level Switch
from KOBOLD Instruments, Inc.

The KOBOLD NNE Series float level switch for liquids provides mercury-free level switching for tank applications requiring high current capability. With such capacities, pumps may be directly controlled in many applications. The body of this float-type, heavy-duty, tilt level switch is constructed... [See More]

  • Configuration: Normally Open (NO); Normally Closed (NC)
  • Pole & Throw: Single Pole, Double Throw (SPDT)
  • Construction: Electro-mechanical switch
  • Maximum Current: 16
Level Switch -- UNS-MS 1/4 NPT-BN30
from Barksdale Control Products

Barksdale's single-point float-type level switch provides a variety of solutions for your specific level control problems. UNS-MS 1/4 NPT-BN30 Level Switches are ideal for use in storage tanks, hydraulic power units, lube oil console systems and other general applications for level measurement. This... [See More]

  • Configuration: Normally Open (NO); Normally Closed (NC)
  • Pole & Throw: Single Pole, Single Throw (SPST) (optional feature); Single Pole, Double Throw (SPDT) (optional feature)
  • Construction: Electro-mechanical switch
  • Maximum Current: 3
Level Switch -- LS-7 Series Type 11
from Gems Sensors & Controls

Internal Mounting. Stainless Steel Construction. Complies with FDA Food Contact Regulations. Built for durability, our LS-7 Series switches utilize stainless steel, or zinc bodies. Ideal for any small tank or vessel destined for a rugged environment. All-stainless steel material construction of Type... [See More]

  • Configuration: Normally Open (NO); Normally Closed (NC)
  • Pole & Throw: Single Pole, Single Throw (SPST)
  • Construction: Electro-mechanical switch
  • Maximum  Pressure: 300
Liquid Level Sensor, LS03 Series
from Standex-Meder Electronics

Compact single level horizontal mount LS03 Series Liquid Level Sensor used in level control, detection and monitoring. High power switch option, other cables and connectors. High temperature resistance up to 150 °C. [See More]

  • Configuration: Normally Open (NO); Normally Closed (NC)
  • Pole & Throw: Single Pole, Single Throw (SPST); Single Pole, Double Throw (SPDT)
  • Construction: Electro-mechanical switch
  • Maximum Current: 1
Dual Level Custom Float Switch
from FPI Sensors International

FPI Sensors custom level switches are available in a variety of materials, lengths and mounting options making it an ideal choice for many industries and applications. FPI ’s custom liquid level sensor is engineered using the best components and manufacturing techniques to insure a quality,... [See More]

  • Configuration: Normally Open (NO); Normally Closed (NC)
  • Construction: Electro-mechanical switch
  • Measuring Range: 1 to 235
  • Pole & Throw: Single Pole, Single Throw (SPST); Single Pole, Double Throw (SPDT)
Kynar 1/2" NPT Side-Mounted Switch -- M9700
from Madison Company

The M9700 side-mounted liquid level switch has a Kynar stem and a Kynar float. Kynar has chemical and solvent resistant proprties and the high purity of the material make it an outstanding choice for food handling, medical and laboratory, and sensitive test equipment. [See More]

  • Configuration: Normally Open (NO); Normally Closed (NC)
  • Maximum  Pressure: 100
  • Pole & Throw: Single Pole, Single Throw (SPST)
  • Material Temperature: 221
Broken Finger Float Switch -- 207KS22D
from elobau U.S., Inc.

Broken finger switches with mechanical joint. Switching point with an inclination of α = 12 ° ±4 ° at the top of the switch, measured in the air [See More]

  • Configuration: Normally Open (NO)
  • Pole & Throw: Single Pole, Double Throw (SPDT)
  • Construction: Electro-mechanical switch
  • Maximum Current: 0.2500
Direct Side Mounted Level Control -- LVK-91
from OMEGA Engineering, Inc.

The OMEGA LVK-90 single station horizontal level switch is cost effective for level control applications in small tanks where it is more convenient to install a level switch through the sidewall of the tank. When the float arm is raised to the switch housing, the switch is activated. As the float... [See More]

  • Configuration: Normally Open (NO); Normally Closed (NC)
  • Pole & Throw: Single Pole, Single Throw (SPST)
  • Construction: Electro-mechanical switch
  • Maximum  Pressure: 100
NKP - Level Switch
from KOBOLD Instruments, Inc.

Product Features. Excellent Chemical Resistance. Small Size-Easy Installation. N/O or N/C User Selectable. Hermetically Sealed Reed Switch. NEMA 6 Protection. Cost Effective. Ideal for Tanks with Inaccessible Tops or Bottoms. KOBOLD's NKP is a highly cost effective level switch. The unit is a... [See More]

  • Configuration: Normally Open (NO); Normally Closed (NC)
  • Maximum Current: 1.5
  • Construction: Electro-mechanical switch
  • Maximum AC Voltage: 250
Level Switch -- UNS-MS 1/8NPT-BN30
from Barksdale Control Products

Barksdale's single-point float-type level switch provides a variety of solutions for your specific level control problems. Features. Compact size for easy installation. Ideal for small tanks & vessels. Reversible switch logic. Broad media compatibility. All models incorporate... [See More]

  • Configuration: Normally Open (NO); Normally Closed (NC)
  • Pole & Throw: Single Pole, Single Throw (SPST)
  • Construction: Electro-mechanical switch
  • Maximum Current: 2
Level Switch -- LS-7 Series Type 6
from Gems Sensors & Controls

External Mounting. 7/8" - 14UNF Thread. SAE Mounting. Built for durability, our LS-7 Series switches utilize stainless steel, or zinc bodies. Ideal for any small tank or vessel destined for a rugged environment. Type 6 - Zinc alloy body with polypropylene or nylon float. SAE Mounting. [See More]

  • Configuration: Normally Open (NO); Normally Closed (NC)
  • Pole & Throw: Single Pole, Single Throw (SPST)
  • Construction: Electro-mechanical switch
  • Maximum  Pressure: 150
Liquid Level Sensor, LS04 Series
from Standex-Meder Electronics

Versatile LS04 Series Liquid Level Sensor for single, multi and continuous level control, detection and monitoring. Reservoir, tank, bottle or other container mounting configurations. Up to 6 floats, 1W-100W rated power, other cables, connectors. [See More]

  • Configuration: Normally Open (NO); Normally Closed (NC)
  • Pole & Throw: Single Pole, Single Throw (SPST); Single Pole, Double Throw (SPDT)
  • Construction: Electro-mechanical switch
  • Maximum Current: 1
Leak Detection Float Switch -- LD-FPI-BB15
from FPI Sensors International

Specifications: Stem Material: Brass. Float Material: Buna. Maximum Temperature (F): 180 F. PSI @ 70 Degrees F: 150 PSI. Minimum Liquid Specific Gravity: .45. Switch Max Wattage Rating at 250V: 50 Watt. Leads: 24" PVC. Common Options: Lead Length. SPDT Switch. Thermocouple [See More]

  • Configuration: Normally Open (NO); Normally Closed (NC) (optional feature)
  • Pole & Throw: Single Pole, Single Throw (SPST); Single Pole, Double Throw (SPDT) (optional feature)
  • Construction: Electro-mechanical switch
  • Maximum AC Voltage: 250
Metric Compatible Side Mounted Liquid Level Float Switch -- M5900
from Madison Company

The M5900 side-mounted liquid level switch has a stainless steel stem and a stainless steel float. Stainless steel stems and floats are well suited for corrosive environments as well as food processing, medical, heating, and cooling applications. This model is also available with extended stem... [See More]

  • Configuration: Normally Open (NO); Normally Closed (NC)
  • Maximum  Pressure: 290
  • Pole & Throw: Single Pole, Single Throw (SPST)
  • Material Temperature: 392
Miniature Float Switch -- 200010
from elobau U.S., Inc.

Over the last three decades, innovation, reliability, and flexibility have become elobau hallmarks. Today, elobau is one of the leading manufacturers in the field of non-contact sensor technology. In addition to a broad and continually expanding array of standard products, elobau offers customized... [See More]

  • Configuration: Normally Open (NO)
  • Pole & Throw: Single Pole, Single Throw (SPST)
  • Construction: Electro-mechanical switch
  • Maximum Current: 0.5000
Economical Capacitance Level Switch -- Model LVC-152-R
from OMEGA Engineering, Inc.

The LVC-152-R capacitance level switch is the perfect switch solution for conductive coating or scaling type liquids. The LVC-152-R is best applied in grounded vessels which contain water based, light to medium coating or scaling type liquids including soap, wastewater and brine solutions. The... [See More]

  • Configuration: Normally Open (NO); Normally Closed (NC)
  • Construction: Solid-state switch
  • Repeatability: 0.0197
  • Pole & Throw: Single Pole, Single Throw (SPST)
RFS - Side Mounted Level Switch
from KOBOLD Instruments, Inc.

The KOBOLD RFS level switch is a cost-effective liquid level switch for mounting in the side walls of tanks. The RFS Series level switch is constructed in stainless steel for maximum media compatibility. The straightforward design is distinguished by a small footprint, sturdy construction, and a... [See More]

  • Configuration: Normally Open (NO); Normally Closed (NC)
  • Maximum Current: 0.5000
  • Construction: Electro-mechanical switch
  • Maximum AC Voltage: 240
Level Switch -- UNS-VA 1/8 NPT-VA27
from Barksdale Control Products

Barksdale's single-point float-type level switch provides a variety of solutions for your specific level control problems. UNS-VA 1/8 NPT-VA27 Level Switches are ideal for general level measurement in tanks or containers that require a stainless steel stem and float. This series features an... [See More]

  • Configuration: Normally Open (NO); Normally Closed (NC)
  • Pole & Throw: Single Pole, Single Throw (SPST) (optional feature); Single Pole, Double Throw (SPDT) (optional feature)
  • Construction: Electro-mechanical switch
  • Maximum Current: 2
Level Switch -- LS-7 Series Type 8
from Gems Sensors & Controls

External Mounting. 1/2" NPT. Ideal for Small Tanks. Built for durability, our LS-7 Series switches utilize stainless steel, or zinc bodies. Ideal for any small tank or vessel destined for a rugged environment. Type 8 - Zinc alloy body with nylon or polypropylene float. [See More]

  • Configuration: Normally Open (NO); Normally Closed (NC)
  • Pole & Throw: Single Pole, Single Throw (SPST)
  • Construction: Electro-mechanical switch
  • Maximum  Pressure: 150
Liquid Level Sensor, LS05 Series
from Standex-Meder Electronics

Versatile stainless steel LS05 Series Liquid Level Sensor for single, multi and continuous level control, detection and monitoring capable of high temperature resistance up to 200 °C (SS) and pressure up to 12 bar. Multiple floats with minimum 1.5 ” spacing, 1W-100W rated power, other... [See More]

  • Configuration: Normally Open (NO); Normally Closed (NC)
  • Pole & Throw: Single Pole, Single Throw (SPST); Single Pole, Double Throw (SPDT)
  • Construction: Electro-mechanical switch
  • Maximum Current: 1
Leak Detection Float Switch -- LD-FPI-SP12
from FPI Sensors International

Specifications: Stem Material: PVC. Float Material: Buna. Maximum Temperature (F): 180 F. PSI @ 70 Degrees F: 25 PSI. Minimum Liquid Specific Gravity: .45. Switch Max Wattage Rating at 250V: 50 Watt. Leads: 24" PVC. Common Options: Lead Length. SPDT Switch. Thermocouple [See More]

  • Configuration: Normally Open (NO); Normally Closed (NC) (optional feature)
  • Pole & Throw: Single Pole, Single Throw (SPST); Single Pole, Double Throw (SPDT) (optional feature)
  • Construction: Electro-mechanical switch
  • Maximum AC Voltage: 250
Metric Compatible Side Mounted Liquid Level Float Switch -- M5970
from Madison Company

The M5970 side-mounted liquid level switch has a stainless steel stem and a stainless steel float. Stainless steel stems and floats are well suited for corrosive environments as well as food processing, medical, heating, and cooling applications. This model is also available with extended stem... [See More]

  • Configuration: Normally Open (NO); Normally Closed (NC)
  • Maximum  Pressure: 87.02
  • Pole & Throw: Single Pole, Single Throw (SPST)
  • Material Temperature: 392
Miniature Float Switch -- 201010
from elobau U.S., Inc.

Over the last three decades, innovation, reliability, and flexibility have become elobau hallmarks. Today, elobau is one of the leading manufacturers in the field of non-contact sensor technology. In addition to a broad and continually expanding array of standard products, elobau offers customized... [See More]

  • Configuration: Normally Open (NO)
  • Pole & Throw: Single Pole, Single Throw (SPST)
  • Construction: Electro-mechanical switch
  • Maximum Current: 0.5000
High Temperature Liquid Level Switch -- LVN-40 / LVN-50 / LVN-52
from OMEGA Engineering, Inc.

These liquid level switches are sealed with potting compound. The only path for liquid to the electrical switch would be through the wires. If the wires are terminated in an appropriate manner (eg. NEMA-6 connectors), the level switch will meet or exceed a NEMA-6 rating, making them suitable for... [See More]

  • Configuration: Normally Open (NO); Normally Closed (NC)
  • Pole & Throw: Single Pole, Single Throw (SPST)
  • Construction: Electro-mechanical switch
  • Maximum  Pressure: 1000
Level Switch -- UNS1000-BN18
from Barksdale Control Products

The UNS1000-BN18 is a top mount level switch that offers a choice of four different process connections, three electrical terminations and an optional temperature sensor. With a maximum stem length of 23.6 inches, the UNS1000-BN18 can be customized to the exact stem length you need. The brass stem... [See More]

  • Configuration: Normally Open (NO); Normally Closed (NC)
  • Maximum Current: 0.7000
  • Construction: Electro-mechanical switch
  • Maximum AC Voltage: 230
Level Switch -- LS-7 Series Type 9
from Gems Sensors & Controls

External Mounting. Stainless Steel Construction. Complies with FDA Food Contact Regulations. Built for durability, our LS-7 Series switches utilize stainless steel, or zinc bodies. Ideal for any small tank or vessel destined for a rugged environment. All stainless steel material construction... [See More]

  • Configuration: Normally Open (NO); Normally Closed (NC)
  • Pole & Throw: Single Pole, Single Throw (SPST)
  • Construction: Electro-mechanical switch
  • Maximum  Pressure: 300
Leak Detection Float Switch -- LD-FPI-SS15
from FPI Sensors International

Specifications: Stem Material: Stainless Steel. Float Material: Stainless Steel. Maximum Temperature (F): 300 F. PSI @ 70 Degrees F: 800 PSI. Minimum Liquid Specific Gravity: .7. Switch Max Wattage Rating at 250V: 50 Watt. Leads: 24" PVC. Common Options: Lead Length. SPDT Switch. Thermocouple. 0.93... [See More]

  • Configuration: Normally Open (NO); Normally Closed (NC) (optional feature)
  • Pole & Throw: Single Pole, Single Throw (SPST); Single Pole, Double Throw (SPDT) (optional feature)
  • Construction: Electro-mechanical switch
  • Maximum AC Voltage: 250
Metric Compatible Side Mounted Liquid Level Float Switch -- M8750
from Madison Company

The M8750 side-mounted liquid level switch has a polypropylene stem and a polypropylene float. Polypropylene is typically suitable for use with acidic liquids such as those found in electroplating and metal cleaning. It is also a great option for lower temperature food operations (up to 105 degrees... [See More]

  • Configuration: Normally Open (NO); Normally Closed (NC)
  • Maximum  Pressure: 87.02
  • Pole & Throw: Single Pole, Single Throw (SPST)
  • Material Temperature: 221
Miniature Float Switch -- 201110
from elobau U.S., Inc.

Over the last three decades, innovation, reliability, and flexibility have become elobau hallmarks. Today, elobau is one of the leading manufacturers in the field of non-contact sensor technology. In addition to a broad and continually expanding array of standard products, elobau offers customized... [See More]

  • Configuration: Normally Open (NO)
  • Pole & Throw: Single Pole, Single Throw (SPST)
  • Construction: Electro-mechanical switch
  • Maximum Current: 0.5000
Low Cost Liquid Level Switch -- LV-10
from OMEGA Engineering, Inc.

The LV-10 Series level switches feature a small float displacement, especially suited for narrow or restricted areas. A standard 1/8" NPT male fitting allows for quick installation in either the top or bottom of the tank or vessel. A sealed SPST switch provides consistent accuracy and high... [See More]

  • Configuration: Normally Open (NO); Normally Closed (NC)
  • Pole & Throw: Single Pole, Single Throw (SPST)
  • Construction: Electro-mechanical switch
  • Maximum  Pressure: 150
Level Switches -- UNS-MS or VA 1/8 NPT-BN25
from Barksdale Control Products

Barksdale's single-point float-type level switch provides a variety of solutions for your specific level control problems. Series UNS-MS or VA 1/8 NPT-BN25 Level Switches are ideal for general level measurement in tanks or containers. This series features an intermediate size float. Switch polarity... [See More]

  • Configuration: Normally Open (NO); Normally Closed (NC)
  • Pole & Throw: Single Pole, Single Throw (SPST) (optional feature); Single Pole, Double Throw (SPDT) (optional feature)
  • Construction: Electro-mechanical switch
  • Maximum Current: 2
Multi-Point Level Switch -- LS-300 Series
from Gems Sensors & Controls

All-Plastic Wetted Parts. 1 to 4 Actuation Levels. Lengths to 20" (508 mm). U.L. Recognized; CSA Listed Versions Available. Gems ™ complete line of small, polysulfone liquid level switches are designed for the high quantity needs of the OEM, LS-300 Series switches are the ideal level sensor... [See More]

  • Configuration: Normally Open (NO); Normally Closed (NC)
  • Pole & Throw: Single Pole, Single Throw (SPST)
  • Construction: Electro-mechanical switch
  • Maximum  Pressure: 300
Side Mount Float Switch -- SM-1000-SS
from FPI Sensors International

Specifications: Stem Material: Stainless Steel. Float Material: Stainless Steel. Maximum Temperature (F): 300 F. PSI @ 70 Degrees F: 300 PSI. Minimum Liquid Specific Gravity: .65. Switch Max Wattage Rating at 250V: 50 Watt. Leads: 24" PFTE. Common Options: Lead Length and Color. Cable (to replace... [See More]

  • Configuration: Normally Open (NO); Normally Closed (NC) (optional feature)
  • Pole & Throw: Single Pole, Single Throw (SPST); Single Pole, Double Throw (SPDT) (optional feature)
  • Construction: Electro-mechanical switch
  • Maximum AC Voltage: 250
Plastic Miniature Liquid Level Float Switch -- M8000
from Madison Company

The M8000 miniature liquid level switch has a polypropylene stem and a polypropylene float. Polypropylene is typically suitable for use with acidic liquids such as those found in electroplating and metal cleaning. It is also a great option for lower temperature food operations (up to 105 degrees C)... [See More]

  • Configuration: Normally Open (NO); Normally Closed (NC)
  • Maximum  Pressure: 100
  • Pole & Throw: Single Pole, Single Throw (SPST)
  • Material Temperature: 221
Miniature Float Switch -- 201810
from elobau U.S., Inc.

Over the last three decades, innovation, reliability, and flexibility have become elobau hallmarks. Today, elobau is one of the leading manufacturers in the field of non-contact sensor technology. In addition to a broad and continually expanding array of standard products, elobau offers customized... [See More]

  • Configuration: Normally Open (NO); Normally Closed (NC)
  • Pole & Throw: Single Pole, Single Throw (SPST)
  • Construction: Electro-mechanical switch
  • Maximum Current: 0.5000
NEMA-6 Liquid Level Switch -- LVN-10 / LVN-20
from OMEGA Engineering, Inc.

These liquid level switches are sealed with potting compound. The only path for liquid to the electrical switch would be through the wires. If the wires are terminated in an appropriate manner (e.g. NEMA-6 connectors), the level switch will meet or exceed a NEMA-6 rating, making them suitable for... [See More]

  • Configuration: Normally Open (NO); Normally Closed (NC)
  • Pole & Throw: Single Pole, Single Throw (SPST)
  • Construction: Electro-mechanical switch
  • Maximum  Pressure: 225
Level Switches -- UNS-PA or PP
from Barksdale Control Products

Barksdale's UNS-PA/PP family of level solutions are ideal for applications requiring a side-mounted switch. With their compact design, they are suitable for use in small tanks and vessels, as well as larger tanks where top mounting is not an option. A choice of polyamid (nylon) or polypropylene... [See More]

  • Configuration: Normally Open (NO); Normally Closed (NC)
  • Maximum Current: 3
  • Construction: Electro-mechanical switch
  • Maximum AC Voltage: 230
Multi-Point Level Switch -- LS-300TFE Series
from Gems Sensors & Controls

Low Particle Generation-One piece Molded Design. Corrosion Resistant. 1 to 4 Actuation Levels in a Single Unit. Lengths to 24" (610 mm). Applications: Semiconductor Process Equipment. Pure Chemical Delivery System. Wafer Cleaning and Etching Systems. Cabinet Leak Sensing [See More]

  • Configuration: Normally Open (NO); Normally Closed (NC)
  • Pole & Throw: Single Pole, Single Throw (SPST)
  • Construction: Electro-mechanical switch
  • Maximum  Pressure: 50
Single Level Custom Float Switch
from FPI Sensors International

FPI Sensors custom level switches are available in a variety of materials, lengths and mounting options making it an ideal choice for many industries and applications. FPI ’s custom liquid level sensor is engineered using the best components and manufacturing techniques to insure a quality,... [See More]

  • Configuration: Normally Open (NO); Normally Closed (NC)
  • Construction: Electro-mechanical switch
  • Measuring Range: 1 to 235
  • Pole & Throw: Single Pole, Single Throw (SPST); Single Pole, Double Throw (SPDT)
Plastic Side-Mounted Liquid Level Float Switch -- M8700
from Madison Company

The M8700 side-mounted liquid level switch has a polypropylene stem and a polypropylene float. Polypropylene is typically suitable for use with acidic liquids such as those found in electroplating and metal cleaning. It is also a great option for lower temperature food operations (up to 105 degrees... [See More]

  • Configuration: Normally Open (NO); Normally Closed (NC)
  • Maximum  Pressure: 100
  • Pole & Throw: Single Pole, Single Throw (SPST)
  • Material Temperature: 221
Miniature Float Switch -- 203010
from elobau U.S., Inc.

Over the last three decades, innovation, reliability, and flexibility have become elobau hallmarks. Today, elobau is one of the leading manufacturers in the field of non-contact sensor technology. In addition to a broad and continually expanding array of standard products, elobau offers customized... [See More]

  • Configuration: Normally Open (NO)
  • Pole & Throw: Single Pole, Single Throw (SPST)
  • Construction: Electro-mechanical switch
  • Maximum Current: 0.5000
Non-Intrusive RF Capacitance Sensor -- LVP-51
from OMEGA Engineering, Inc.

OMEGA non-intrusive RF capacitance sensors deliver accurate and reliable liquid level detection with an SPST mechanical relay output. A versatile weld-on fitting enables the sensor to be mounted directly to the wall of any standard polyethylene, fiberglass or polypropylene tank. Simply align the... [See More]

  • Configuration: Normally Open (NO); Normally Closed (NC)
  • Pole & Throw: Single Pole, Single Throw (SPST); Single Pole, Double Throw (SPDT)
  • Construction: Solid-state switch
  • Mounting: Side mount
Single-Point Float-Type Level Switch -- UNS-VA 1/4 NPT-K1-VA52
from Barksdale Control Products

Barksdale's single-point float-type level switch provides a variety of solutions for your specific level control problems. UNS-VA 1/4 NPT-VA52 Level Switches are ideal for general level measurement in tanks or containers, and have a 2-1/16" diameter stainless steel float with 100 VA reed switch for... [See More]

  • Configuration: Normally Open (NO); Normally Closed (NC)
  • Pole & Throw: Single Pole, Single Throw (SPST) (optional feature); Single Pole, Double Throw (SPDT) (optional feature)
  • Construction: Electro-mechanical switch
  • Maximum Current: 3
Multi-Point Level Switch -- LS-700 Series
from Gems Sensors & Controls

Stainless Steel or Brass Mountings and Stems. 1 to 5 Actuation Levels. Lengths to 48 Inches (1219 mm). U.L. Recognized; CSA Listed Versions Available. These compact units feature the rugged durability of stainless steel or brass construction in a lightweight package. Ideal for tanks less than 4 feet... [See More]

  • Configuration: Normally Open (NO); Normally Closed (NC)
  • Pole & Throw: Single Pole, Single Throw (SPST)
  • Construction: Electro-mechanical switch
  • Maximum  Pressure: 1000
Stainless Steel Miniature Liquid Level Float Switch -- M5000
from Madison Company

The M5000 miniature liquid level switch has a stainless steel stem and a stainless steel float. Stainless steel stems and floats are well suited for corrosive environments as well as food processing, medical, heating, and cooling applications. [See More]

  • Configuration: Normally Open (NO); Normally Closed (NC)
  • Maximum  Pressure: 500
  • Pole & Throw: Single Pole, Single Throw (SPST)
  • Material Temperature: 392
Miniature Float Switch -- 207010
from elobau U.S., Inc.

Over the last three decades, innovation, reliability, and flexibility have become elobau hallmarks. Today, elobau is one of the leading manufacturers in the field of non-contact sensor technology. In addition to a broad and continually expanding array of standard products, elobau offers customized... [See More]

  • Configuration: Normally Open (NO)
  • Pole & Throw: Single Pole, Single Throw (SPST)
  • Construction: Electro-mechanical switch
  • Maximum Current: 0.5000
Side Mounted Liquid Level Control -- LVK-160 / LVK-170 /LVK-180
from OMEGA Engineering, Inc.

Compact, rugged and virtually maintenance free, the LVK-160 series can effectively meet the needs of large volume OEM users. The sensor is designed for side mounting into tanks that have restricted space or inaccessible tops or bottoms. Construction is polypropylene for compatibility with a wide... [See More]

  • Configuration: Normally Open (NO); Normally Closed (NC)
  • Pole & Throw: Single Pole, Single Throw (SPST)
  • Construction: Electro-mechanical switch
  • Maximum  Pressure: 400