Threaded Stepped Thermowell -- 260S-04
from Acrolab Ltd.

Acrolab manufactures and stocks a wide range of accessories related to temperature sensing and control. Should you be looking for a specific product not listed on our website or in our catalogues, please contact our sales department and we will be more than happy to assist you. [See More]

  • Thread Options: 1/2" NPT (optional feature); 3/4" NPT (optional feature); 1" NPT (optional feature)
  • Socket/Stem Insertion Length: 2.5
  • Stem Length: 4
  • Bore Diameter: 0.2500
Prosense™ Thermowell -- TW04-02
from Automationdirect.com

ProSense thermowell, 1/4 inch NPT female threads, 1/2 inch NPT male process threads, 316 stainless steel, for use with 160mm (6.3 inch) long, 6mm (0.24 inch) diameter probe with 1/4 inch NPT male compression fitting [See More]

  • Thread Options: 3/4" NPT
  • Socket/Stem Insertion Length: 2.5
  • Stem Length: 4
  • Bore Diameter: 0.2600
TSH - Thermowells for Stem & Capillary Thermometers
from KOBOLD Instruments, Inc.

Product Features. NPT Threaded or Weld-On Version. 304 Stainless Steel Standard, Other Materials on Request. Allows for Rotation of Thermometer Indicator. Maximum Pressure 360 PSIG. For Use with TNS, TNF and DTM Series Thermometers. Thermometer thermowells are made of thermally conductive material... [See More]

  • Thread Options: 1/2" NPT; 3/4" NPT; 1" NPT
  • Connection Means: Socket-weld or Weld-in; Threaded
  • Material of Construction: Stainless Steel
Series 260A Limited Space Thermowell -- 3/4"-260A-U 1 5/8" [3/4"-260A-U 1 5/8" from C-Temp International]
from MPS Industries

Application. Used where short insertion length is necessary as in short legs of tees etc. This well also fits the 2 1/2" length Bi-metal thermometer with 1/4" stem diameter. [See More]

  • Thread Options: 3/4" NPT
  • Socket/Stem Insertion Length: 1.62
  • Stem Length: 2.5
  • Bore Diameter: 0.2600
Heavy Duty Threaded Well -- Series 260H
from Newport Electronics, Inc.

Application: Standard Length, 1/4" stem, bimetal thermometers; #20 gage thermocouple elements; unarmored liquid-in-glass test thermometers. Other temperature-sensing elements having .252 in. maximum diameter. [See More]

  • Thread Options: 3/4" NPT; 1" NPT
  • Socket/Stem Insertion Length: 22.5
  • Stem Length: 24
  • Bore Diameter: 0.2600
General Purpose Test Wells -- SERIES 385A and 260A
from OMEGA Engineering, Inc.

Application: Armored liquid-in-glass test thermometers. #14 gage test thermocouples. Bimetal test thermometers. Connection Size: 1/2" NPT external thread is standard. Lagging Extension: When extra head length is required to extend through insulation, 2 1/2" lagging extension is standard. Materials:... [See More]

  • Thread Options: 1/2" NPT (optional feature); 3/4" NPT (optional feature); 1" NPT (optional feature)
  • Socket/Stem Insertion Length: 1.62 to 12
  • Stem Length: 2.5 to 13.75
  • Bore Diameter: 0.2600 to 0.3850
Tantaline® -- Acid Resistant Heavy Duty Corrosion Resistant Thermowells For 3/8" Elements
from Tantaline

High quality thermowells supplied by Alloy Engineering, once Tantaline treated are the most corrosion resistant thermowells commercially available. Tantaline achieved this by growing a tantalum surface alloy into the stainless steel thermowell. The result is the Tantaline treated thermowells have a... [See More]

  • Thread Options: 3/4" NPT (optional feature); 1" NPT (optional feature)
  • Socket/Stem Insertion Length: 2.5 to 22.5
  • Stem Length: 4 to 24
  • Bore Diameter: 0.3850
Pyromation Thermowells -- S4D1208
from Weschler Instruments

Stepped construction increases speed of response while maintaining mechanical strength. 0.260" bore standard. 304 or 316 stainless steel. Other lengths, diameters, threads & materials available on request. [See More]

  • Thread Options: 3/4" NPT
  • Material of Construction: Stainless Steel
Flanged/Threaded/Weld-In Thermowell -- TW70
from WIKA Instrument, LP

Applications. Chemical, process, apparatus and plant engineering; petrochemical; on and off-shore. Boilers; incinerators; furnaces; reactor vessels [See More]

  • Thread Options: 1/2" NPT (optional feature); 3/4" NPT (optional feature); 1" NPT (optional feature)
  • Material of Construction: Hastelloy B&C (optional feature); Stainless Steel (optional feature); Other Material (Iconel)
  • Socket/Stem Insertion Length: ? to 240
  • Connection Means: Socket-weld or Weld-in (optional feature); Flanged (optional feature); Threaded (optional feature)
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RTD Thermowell -- 1302H
from Durex Industries

Resistance Temperature Detectors (RTDs) with thermowells are typically used in pressurized or harsh industrial process applications that require the benefits of RTD temperature measurement but require additional protection from the working environment. The thermowells are manufactured from drilled... [See More]

  • Thread Options: 3/4" NPT
  • Socket/Stem Insertion Length: 2.5
  • Stem Length: 3.5
  • Bore Diameter: 0.2600
3-*C2
from H.O. Trerice Co.

Alternative materials are also available [See More]

  • Thread Options: 1/2" NPT (optional feature); 3/4" NPT (optional feature)
  • Socket/Stem Insertion Length: 1.31
  • Stem Length: 2
  • Bore Diameter: 0.4100
Heavy Duty Series -- TW228/TW248
from Minco

Minco manufactures a multitude of sensor accessories including connection heads, spring-loaded holders, thermowells, fittings, leadwire, cable and more. These accessories complement and enhance Minco sensors to provide easy installation into your existing application. [See More]

  • Thread Options: 3/4" NPT
  • Socket/Stem Insertion Length: 22.5
  • Stem Length: 24
  • Bore Diameter: 0.5000
Model ATA-1000-L12
from PGI International

Options include explosion-proof box, vent hole in thermowell, ID tag [See More]

  • Thread Options: 3/4" NPT
  • Connection Means: Threaded
  • Material of Construction: Stainless Steel
  • Barrel or Shank Style: Stepped Shank well
Thermowell, Brass -- E35-75BS
from REED-Direct

THERMOWELL, BRASS, 3.5" STEM, 3/4"NPT [See More]

  • Thread Options: 3/4" NPT
  • Material of Construction: Brass
  • Stem Length: 3.5
  • Connection Means: Threaded
260TW
from Tel-Tru Manufacturing Company

Tel-Tru can supply thermowells for sanitary applications as well as thermowells which can be treated and documented to NACE standards. Thermowells are recommended for pressure, corrosive fluid, or high velocity applications. [See More]

  • Thread Options: 1/2" NPT; 3/4" NPT (optional feature); 1" NPT (optional feature)
  • Socket/Stem Insertion Length: 7.5
  • Stem Length: 9
  • Bore Diameter: 0.2600
M480 Series
from Temperature Specialists, Inc.

Platinum wire wound Resistance Temperature Detectors (RTD) construction consists of very fine high purity Platinum wire wound onto a ceramic core and then hermetically sealed with a glassed coating. The wire used is 99.99% pure platinum which gives excellent mechanical and electrical stability,... [See More]

  • Thread Options: 1/2" NPT (optional feature); 3/4" NPT (optional feature)
  • Operating Temp: 500 to 1000
  • Socket/Stem Insertion Length: 0.9375
  • Material of Construction: Stainless Steel (optional feature); Other Material (optional feature) (Inconel 600)
12 BS
from Thermo/Probes, Inc.

Standard threaded thermowell, specify insertion and stem length [See More]

  • Thread Options: 3/4" NPT
  • Material of Construction: Aluminum; Brass; Copper; Hastelloy B&C; Monel; Nickel; Stainless Steel; Tantalum; Titanium; Other Material (nylon, teflon, mullite, molydenum)
  • Bore Diameter: 0.2600
  • Connection Means: Threaded
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10002
from Thermocouple Technology, Inc.

General use thermowell, choice of materials, 3/4" NPT process thread [See More]

  • Thread Options: 3/4" NPT
  • Material of Construction: Aluminum (optional feature); Brass (optional feature); Carbon Steel (optional feature); Hastelloy B&C (optional feature); Monel (optional feature); Stainless Steel (optional feature); Titanium (optional feature); Other Material (optional feature) (Low carbon, Iconel 600 & Carpenter 21)
  • Bore Diameter: 0.2600
  • Connection Means: Threaded
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RTD and Thermistor -- RT Style
from Watlow®

Watlow's platinum resistance elements are specially designed to ensure precise and repeatable temperature versus resistance measurements. The sensors are made with controlled purity platinum wire and high purity ceramic components. They are constructed in a unique, strain-free manner. Several RTD... [See More]

  • Thread Options: 3/4" NPT
  • Material of Construction: Stainless Steel
  • Operating Temp: -328 to 1202
  • Connection Means: Threaded