Audio / Visual Alarm Combination Warning Lights
Last Updated: January 16, 2025 Reviewed by: Mohsen Mostafaei, consulting engineer
Description
Audio/Visual Alarm Combination Warning Lights are integrated safety devices that simultaneously emit both light and sound signals when triggered. These devices combine bright, attention-grabbing LED or strobe lights with audible alarms that can produce various sound patterns and tones. The visual component typically features multiple flash patterns and color options, while the audio element can generate different volumes and sound frequencies.
Working Principle
These warning devices operate through separate but synchronized circuits that control the light and sound components. The visual element typically uses high-intensity LEDs or xenon tubes to create bright, pulsating light patterns that effectively capture attention even in well-lit environments. The audio component utilizes electromagnetic solenoids or piezoelectric elements to generate sound waves at specific frequencies designed to be easily distinguishable from ambient noise. The synchronization of both elements enhances the overall effectiveness by engaging multiple human senses simultaneously, significantly improving the likelihood of alert detection.
Applications
These combination warning devices are extensively used in industrial freezer monitoring systems where temperature fluctuations could compromise product safety. They're commonly installed in data centers to alert personnel of critical system failures or security breaches. In pharmaceutical manufacturing, they monitor clean room conditions and alert staff of contamination risks. Maritime applications include engine room monitoring systems and cargo hold water level warnings. They're also utilized in railway crossing systems, particularly in remote areas where visibility can be compromised by weather conditions.
Advantages over other Warning Lights
Combination warning devices offer superior alert effectiveness compared to single-mode systems, particularly in high-noise environments where visual-only warnings might be missed or bright areas where audio-only alarms could go unnoticed. The dual-mode operation provides redundancy, ensuring alerts remain effective even if one component fails. Modern LED-based systems consume significantly less power than traditional incandescent or xenon-based warning lights while offering longer operational life. The ability to customize both sound patterns and light colors allows for different threat levels to be communicated through a single device.
Limitations
These devices typically require more complex wiring and installation compared to single-mode warning systems. Power consumption, while improved with LED technology, remains higher than simple warning lights due to the audio component. Sound effectiveness can be significantly reduced in areas with high ambient noise levels or when hearing protection is required. The initial cost is notably higher than single-mode systems, and maintenance requires expertise in both audio and visual components. Some models may experience synchronization issues between light and sound patterns over time.
Considerations
Initial installation costs typically range from $200 to $1,000 per unit, depending on sophistication and coverage area requirements. Operating expenses primarily involve power consumption, averaging 15-30 watts per unit during activation. Durability varies significantly based on environmental conditions, with units in corrosive or extreme temperature environments requiring replacement every 3-5 years. Regular maintenance includes quarterly testing of both components, annual cleaning of light covers, and verification of sound levels. Replacement parts, particularly for the audio components, can be expensive and may require specialized technicians for installation. The total cost of ownership should factor in potential upgrades to power supply systems and the need for backup power sources in critical applications.
from RS Components, Ltd.
The ABUS compact sounder can be mounted inside and outside your building. The alarm siren with LED flash technology is a combination signalling device and a Crucial link of a fully functioning alarm chain. On alarm, the siren generates a loud signal with more than 100 dB SPL (Sound Pressure Level). [See More]
- Visual Indicators: Combination
from Allen-Bradley / Rockwell Automation
Bulletin 855H, Recordable Horn with Beacon, 12...30V DC, Frame C, 101dB(A) Voice, 110dB(A) Tone Output at 1 m, UL Type 3R/4/4X/13, IP66, Amber LED Beacon [See More]
- Visual Indicators: Combination
- Color: Amber
from Federal Signal Corporation - Industrial Signaling and Systems
Available in 24VDC and 120VAC. Five lamp/lens colors: Amber, Blue, Clear, Green and Red. 50,000 hour LED. Surface, integrated 1/2-inch NPT pipe, and 4-inch electrical box mount. Twist-off lens for easy access. Internal buzzer produces 85 dBa at 10' (95 dBa @ 1m). Flexible operation allows the unit... [See More]
- Visual Indicators: Combination; Flashing
- Power: 125
- Flash Rate: 60 to 75
- Color: Amber
from CO2Meter.com
The Industrial Gas Strobe Siren is designed to provide an additional flashing indicator of a potential gas leak in indoor areas that are using/storing compressed gases. The device features multi-purpose functionality with its siren, speaker, and optional strobe. It can also serve as a regular siren,... [See More]
- Visual Indicators: Combination; Strobe
- Flash Rate: 100
- Specialty Applications: Safety
- Operating Humidity: 0 to 95
from Siemens Process Instrumentation
SITRANS CU02 is an alarm control unit for use with the SITRANS AS100 acoustic sensor. It provides reliable continuous protection for bulk solids flow. The system can be readily configured for set points indicating conditions such as high flow, low flow or no flow or added to a control loop via a 4... [See More]
- Visual Indicators: Combination
- Specialty Applications: Process Monitoring
from RS Components, Ltd.
The ABUS compact sounder can be mounted inside and outside your building. The alarm siren with LED flash technology is a combination signalling device and a Crucial link of a fully functioning alarm chain. On alarm, the siren generates a loud signal with more than 100 dB SPL (Sound Pressure Level). [See More]
- Visual Indicators: Combination
from Allen-Bradley / Rockwell Automation
Bulletin 855H, Recordable Horn with Beacon, 12...30V DC, Frame C, 101dB(A) Voice, 110dB(A) Tone Output at 1 m, UL Type 3R/4/4X/13, IP66, Red LED Beacon [See More]
- Visual Indicators: Combination
- Color: Red
from Federal Signal Corporation - Industrial Signaling and Systems
Available in 12-24VAC/DC. 7 flash/tone combinations: steady light. continuous tone. steady light + tone. strobe + intermittent tone SYNC. 2x flash + 2x intermittent tone SYNC. 3x flash + 3x intermittent tone SYNC. random light + random tone. Choice of M12 cable gland or M12 4-pin quick connect (-Q... [See More]
- Visual Indicators: Combination
- Color: Amber
- Flash Type: Continuous
- Supply Voltage: AC; DC or Battery
from CO2Meter.com
The Industrial Gas Strobe Siren is designed to provide an additional flashing indicator of a potential gas leak in indoor areas that are using/storing compressed gases. The device features multi-purpose functionality with its siren, speaker, and optional strobe. It can also serve as a regular siren,... [See More]
- Visual Indicators: Combination; Strobe
- Flash Rate: 100
- Specialty Applications: Safety
- Operating Humidity: 0 to 95
from RS Components, Ltd.
The ABUS compact sounder can be mounted inside and outside your building. The alarm siren with LED flash technology is a combination signalling device and a Crucial link of a fully functioning alarm chain. On alarm, the siren generates a loud signal with more than 100 dB SPL (Sound Pressure Level). [See More]
- Visual Indicators: Combination
from Allen-Bradley / Rockwell Automation
Bulletin 855H, Recordable Horn with Beacon, 14...30V DC, Frame E, 111dB(A) Voice, 126dB(A) Tone Output at 1 m, UL Type 3R/4/4X/13, IP66, Amber LED Beacon [See More]
- Visual Indicators: Combination
- Color: Amber
from Federal Signal Corporation - Industrial Signaling and Systems
Available in 24VDC. Multicolor LED produces Blue, Clear, Cyan, Green, Magenta, Red and Yellow. Steady light effect and continuous tone combination. Choice of M12 cable gland or M12 4-pin quick connect (-Q models) electrical connections. 50,000 hour LED. Opaque polycarbonate lens. Type 3R, IP65... [See More]
- Visual Indicators: Combination
- Color: Clear
- Flash Type: Continuous
- Supply Voltage: AC; DC or Battery
from CO2Meter.com
The Industrial Gas Strobe Siren is designed to provide an additional flashing indicator of a potential gas leak in indoor areas that are using/storing compressed gases. The device features multi-purpose functionality with its siren, speaker, and optional strobe. It can also serve as a regular siren,... [See More]
- Visual Indicators: Combination; Strobe
- Flash Rate: 100
- Specialty Applications: Safety
- Operating Humidity: 0 to 95
from RS Components, Ltd.
Utilising a Tri-Colour SMT LED array and two piezo sounders this device is a simple and cost effective alternative,to traditional multi beacon tower lights and other process indication or warning applications where multiple,signal outputs, long life and low power consumption is required. The unit is... [See More]
- Visual Indicators: Combination; Flashing
- Supply Voltage: AC; DC or Battery
- Color: Red; Amber; Green; Red/Green/Amber
- Mounting: Pole; Bracket, Foot/Pole, Surface Mount
from Allen-Bradley / Rockwell Automation
Bulletin 855H, Recordable Horn with Beacon, 14...30V DC, Frame E, 111dB(A) Voice, 126dB(A) Tone Output at 1 m, UL Type 3R/4/4X/13, IP66, Red LED Beacon [See More]
- Visual Indicators: Combination
- Color: Red
from Federal Signal Corporation - Industrial Signaling and Systems
Available in 12-24VAC/DC or 48-240VAC. 3 channels included: 1: flashing light. 2: flashing light & intermittent sound. 3: steady light & continuous sound. 50,000 hour LED. Transparent polycarbonate lens. Type 3R, IP65 enclosure. IP69K Compliant. CE and UKCA Certified. UL Listed and cUL... [See More]
- Visual Indicators: Combination
- Flash Rate: 150
- Flash Type: Continuous
- Color: Amber
from CO2Meter.com
The Industrial Gas Strobe Siren is designed to provide an additional flashing indicator of a potential gas leak in indoor areas that are using/storing compressed gases. The device features multi-purpose functionality with its siren, speaker, and optional strobe. It can also serve as a regular siren,... [See More]
- Visual Indicators: Combination; Strobe
- Flash Rate: 100
- Specialty Applications: Safety
- Operating Humidity: 0 to 95
from RS Components, Ltd.
Professional range of xenon beacons from the X700 synchronous series. The beacons are designed to work both independently or as part of a synchronised string of beacons. Suitable for industrial and marine signalling applications. IP66/67 rated,Surface Mount or Wall Mount,Polycarbonate lens and... [See More]
- Visual Indicators: Combination; Flashing
- Supply Voltage: AC
- Color: Amber; Amber
- Mounting: Surface Mount, Wall Mount
from Allen-Bradley / Rockwell Automation
855XM Hazardous Location Metal Horn with Beacon, Gray Housing Color, M20x1.5mm Conduit Entry, 120V AC 60Hz, 116dB Output, 5J Strobe, Red [See More]
- Visual Indicators: Combination
- Color: Red
from Federal Signal Corporation - Industrial Signaling and Systems
Compatible with 12-24VAC/DC or 120-240VAC*. PLC compatible with PNP or NPN connections. (Except Dock Base, only NPN). 3 Channels included. Visual signal only. Visual signal + tone 1. Visual signal + tone 2. The option to have independent audible tone. 100,000 hour LED. Five lamp/lens colors: Amber,... [See More]
- Visual Indicators: Combination
- Flash Rate: 85
- Flash Type: Continuous
- Color: Amber
from CO2Meter.com
The Multi Gas Safety System Exterior Horn Strobe is designed to provide an additional audible/visual strobe alarm that can be used for all outdoor applications. This device is used cohesively with our Multi Gas Safety System. *The Multi Gas Safety System is a plug and play set, however requires... [See More]
- Visual Indicators: Combination; Strobe
- Specialty Applications: Safety
from RS Components, Ltd.
Professional range of xenon beacons from the X700 synchronous series. The beacons are designed to work both independently or as part of a synchronised string of beacons. Suitable for industrial and marine signalling applications. IP66/67 rated,Surface Mount or Wall Mount,Polycarbonate lens and... [See More]
- Visual Indicators: Combination; Flashing
- Supply Voltage: AC
- Color: Red; Red
- Mounting: Surface Mount, Wall Mount
from Allen-Bradley / Rockwell Automation
855PD Panel Mount Dual Circuit Alarms, Black Housing, 120V AC, 65 mm, Light and Sound Combination, Sounder, Green Lens, 22.5 mm Mounting Hole [See More]
- Visual Indicators: Combination
- Color: Green
from Federal Signal Corporation - Industrial Signaling and Systems
Compatible with 12-24VAC/DC or 120-240VAC*. PLC compatible with PNP or NPN connections. 3 Channels included. Visual signal only. Visual signal + tone 1. Visual signal + tone 2. The option to have independent audible tone. 100,000 hour LED. Five lamp/lens colors: Amber, Blue, Clear, Green and Red. [See More]
- Visual Indicators: Combination
- Flash Rate: 85
- Flash Type: Continuous
- Color: Amber
from CO2Meter.com
The Multi Sensor Safety System Horn Strobe is designed to provide instant audible/visual strobe alarm that can be used outside of any entry to provide indication should a potential leak be present inside. This device works cohesively with our Multi Gas Safety System. *The Multi-Sensor Safety System... [See More]
- Visual Indicators: Combination; Strobe
- Specialty Applications: Safety
from RS Components, Ltd.
Professional range of xenon beacons from the X700 synchronous series. The beacons are designed to work both independently or as part of a synchronised string of beacons. Suitable for industrial and marine signalling applications. IP66/67 rated,Surface Mount or Wall Mount,Polycarbonate lens and... [See More]
- Visual Indicators: Combination; Flashing
- Supply Voltage: AC
- Color: Green; Green
- Mounting: Surface Mount, Wall Mount
from Allen-Bradley / Rockwell Automation
855PD Panel Mount Dual Circuit Alarms, Black Housing, 120V AC, 65 mm, Light and Sound Combination, Sounder, Red Lens, 22.5 mm Mounting Hole [See More]
- Visual Indicators: Combination
- Color: Red
from RS Components, Ltd.
Professional range of xenon beacons from the X700 synchronous series. The beacons are designed to work both independently or as part of a synchronised string of beacons. Suitable for industrial and marine signalling applications. IP66/67 rated,Surface Mount or Wall Mount,Polycarbonate lens and... [See More]
- Visual Indicators: Combination; Flashing
- Supply Voltage: AC
- Color: Clear; Clear
- Mounting: Surface Mount, Wall Mount
from Allen-Bradley / Rockwell Automation
855PD Panel Mount Dual Circuit Alarms, Black Housing, 120V AC, 45 mm, Light and Sound Combination, Sounder, Red Lens, 22.5 mm Mounting Hole [See More]
- Visual Indicators: Combination
- Color: Red
from RS Components, Ltd.
Professional range of intrinsically safe electronics sounders from the IS-S series. The sounders incorporate a two stage alarm with a total of 32 selectable tones. Designed for use in potentially explosive atmospheres for Group I (Mining) and Group II (Above Ground) applications. Suitable for fire,... [See More]
- Visual Indicators: Combination
- Mounting: Surface Mount
- Supply Voltage: DC or Battery
- Operating Temperature: -40
from Allen-Bradley / Rockwell Automation
855PD Panel Mount Dual Circuit Alarms, Black Housing, 240V AC, 65 mm, Light and Sound Combination, Sounder, Red Lens, 22.5 mm Mounting Hole [See More]
- Visual Indicators: Combination
from RS Components, Ltd.
Professional range of intrinsically safe LED beacons from the IS-B series. The beacons incorporate a dip switch that allows you to change from 1 Hz flash rate to a static signal. Designed for use in potentially explosive atmospheres for Group I (Mining) and Group II (Above Ground) applications. [See More]
- Visual Indicators: Combination; Flashing
- Supply Voltage: DC or Battery
- Color: Amber; Amber
- Mounting: Surface Mount
from Allen-Bradley / Rockwell Automation
855XM Hazardous Location Metal Horn with Beacon, Gray Housing Color, M20x1.5mm Conduit Entry, 20-28V DC, 116dB Output, 5J Strobe, Amber [See More]
- Visual Indicators: Combination
- Color: Amber
from RS Components, Ltd.
Professional range of intrinsically safe LED beacons from the IS-B series. The beacons incorporate a dip switch that allows you to change from 1 Hz flash rate to a static signal. Designed for use in potentially explosive atmospheres for Group I (Mining) and Group II (Above Ground) applications. [See More]
- Visual Indicators: Combination; Flashing
- Supply Voltage: DC or Battery
- Color: Red; Red
- Mounting: Surface Mount
from Allen-Bradley / Rockwell Automation
Bulletin 855H, Recordable Horn with Beacon, 90...260V AC, Frame C, 101dB(A) Voice, 110dB(A) Tone Output at 1 m, UL Type 3R/4/4X/13, IP66, Amber LED Beacon [See More]
- Visual Indicators: Combination
- Color: Amber
from RS Components, Ltd.
Professional range of intrinsically safe LED sounder/beacons from the IS-SB series. The sounder/beacons incorporate a two stage alarm option. Designed for use in potentially explosive atmospheres for Group I (Mining) and Group II (Above Ground) applications. Suitable for fire, security, process... [See More]
- Visual Indicators: Combination; Flashing
- Supply Voltage: DC or Battery
- Color: Amber; Amber
- Mounting: Surface Mount
from Allen-Bradley / Rockwell Automation
Bulletin 855H, Recordable Horn with Beacon, 90...260V AC, Frame C, 101dB(A) Voice, 110dB(A) Tone Output at 1 m, UL Type 3R/4/4X/13, IP66, Red LED Beacon [See More]
- Visual Indicators: Combination
- Color: Red
from RS Components, Ltd.
Professional range of intrinsically safe LED sounder/beacons from the IS-SB series. The sounder/beacons incorporate a two stage alarm option. Designed for use in potentially explosive atmospheres for Group I (Mining) and Group II (Above Ground) applications. Suitable for fire, security, process... [See More]
- Visual Indicators: Combination; Flashing
- Supply Voltage: DC or Battery
- Color: Red; Red
- Mounting: Surface Mount
from Allen-Bradley / Rockwell Automation
855XM Hazardous Location Metal Horn with Beacon, Gray Housing Color, M20x1.5mm Conduit Entry, 20-28V DC, 116dB Output, 5J Strobe, Clear [See More]
- Visual Indicators: Combination
- Color: Clear
from RS Components, Ltd.
Nexus 105 Sounder/Beacon Xenon 10-60 V - Sounders & Beacons - Beacon - Sounder Combinations [See More]
- Visual Indicators: Combination; Flashing
- Supply Voltage: DC or Battery
- Color: Clear; Clear
- Mounting: Side-Mount
from Allen-Bradley / Rockwell Automation
855H Industrial Horn with Beacon, 115V AC 50/60Hz, 100 dB / 10 tone gray, Standard Base - Back feed or conduit feed, 5 Joule Strobe, Green [See More]
- Visual Indicators: Combination
- Color: Green
from RS Components, Ltd.
Nexus 110 Sounder/Beacon Xenon 10-60 V - Sounders & Beacons - Beacon - Sounder Combinations [See More]
- Visual Indicators: Combination; Flashing
- Supply Voltage: DC or Battery
- Color: Clear; Clear
- Mounting: Side-Mount
from Allen-Bradley / Rockwell Automation
855H Industrial Horn with Beacon, 115V AC 50/60Hz, 100 dB / 10 tone gray, Standard Base - Back feed or conduit feed, 5 Joule Strobe, Yellow [See More]
- Visual Indicators: Combination
from RS Components, Ltd.
Nexus 120 Sounder/Beacon Xenon 10-60 V - Sounders & Beacons - Beacon - Sounder Combinations [See More]
- Visual Indicators: Combination; Flashing
- Supply Voltage: DC or Battery
- Color: Clear; Clear
- Mounting: Side-Mount
from Allen-Bradley / Rockwell Automation
855HM Metal Horn with Beacon, Gray Housing Color, M20x1.5mm Conduit Entry, 120V AC 50/60Hz, 119db Output, LED, Red [See More]
- Visual Indicators: Combination
- Color: Red
from RS Components, Ltd.
Nexus 120 Sounder/Beacon AC Xenon - Sounders & Beacons - Beacon - Sounder Combinations [See More]
- Visual Indicators: Combination
- Supply Voltage: AC
- Color: Clear; Clear
- Mounting: Side-Mount
from Allen-Bradley / Rockwell Automation
Bulletin 855H, Recordable Horn with Beacon, 12...30V DC, Frame C, 101dB(A) Voice, 110dB(A) Tone Output at 1 m, UL Type 3R/4/4X/13, IP66, Green LED Beacon [See More]
- Visual Indicators: Combination
from RS Components, Ltd.
Nexus 105 Sounder/Beacon Red LED 10-60 V - Sounders & Beacons - Beacon - Sounder Combinations [See More]
- Visual Indicators: Combination; Flashing
- Supply Voltage: DC or Battery
- Color: Red; Red
- Mounting: Side-Mount
from RS Components, Ltd.
Nexus 105 Sounder/Beacon Amb LED 10-60 V - Sounders & Beacons - Beacon - Sounder Combinations [See More]
- Visual Indicators: Combination; Flashing
- Supply Voltage: DC or Battery
- Color: Amber; Amber
- Mounting: Side-Mount
from RS Components, Ltd.
Nexus 110 Sounder/Beacon Red LED 10-60 V - Sounders & Beacons - Beacon - Sounder Combinations [See More]
- Visual Indicators: Combination; Flashing
- Supply Voltage: DC or Battery
- Color: Red; Red
- Mounting: Side-Mount
from RS Components, Ltd.
Nexus 110 Sounder/Beacon Amb LED 10-60 V - Sounders & Beacons - Beacon - Sounder Combinations [See More]
- Visual Indicators: Combination; Flashing
- Supply Voltage: DC or Battery
- Color: Amber; Amber
- Mounting: Side-Mount
from RS Components, Ltd.
Nexus 120 Sounder/Beacon Red LED 10-60 V - Sounders & Beacons - Beacon - Sounder Combinations [See More]
- Visual Indicators: Combination; Flashing
- Supply Voltage: DC or Battery
- Color: Red; Red
- Mounting: Side-Mount
from RS Components, Ltd.
Nexus 120 Sounder/Beacon Amb LED 10-60 V - Sounders & Beacons - Beacon - Sounder Combinations [See More]
- Visual Indicators: Combination; Flashing
- Supply Voltage: DC or Battery
- Color: Amber; Amber
- Mounting: Side-Mount
from RS Components, Ltd.
Nexus 105 Sounder/Beacon Xenon 10-60 V - Sounders & Beacons - Beacon - Sounder Combinations [See More]
- Visual Indicators: Combination; Flashing
- Supply Voltage: DC or Battery
- Color: Blue; Blue
- Mounting: Side-Mount
from RS Components, Ltd.
Nexus 105 Sounder/Beacon AC Xenon - Sounders & Beacons - Beacon - Sounder Combinations [See More]
- Visual Indicators: Combination
- Supply Voltage: AC
- Color: Blue; Blue
- Mounting: Side-Mount
from SFCable.com
15W Indoor/Outdoor Armored Siren w/Blue Strobe [See More]
- Visual Indicators: Combination; Strobe
- Color: Blue
- Specialty Applications: Security
from Mallory Sonalert Products, Inc.
Series: 22mm Industrial Alarms with LED Lights Mounting Method: 22 mm- Panel Mount Circuitry: Yes Sound Type: Continuous Freq (Hz): 3900.0 Volt Rating: 9 to 16 DC Typical Loudness (dBa): 85 to 95 @ 2 ft Max Current (mA): 40 mA LED Color: Red CUL Approved: Yes Size: 22 x 43.5 mm Weight: 28 g... [See More]
- Visual Indicators: Combination
- Flash Type: Continuous
- Specialty Applications: Industrial
- Color: Red; Red
from Pfannenberg
Our PY X-LA-15 (UL Type 4/4x, IP 66, IK08) PYRA Series powerful flashing light sounder combination reach a huge visual 3D-coverage area, more as double as a 10 J flashing light. The sounder with 102 dB(A) is supporting the visual signal; both signals could be controlled separately. 180 ° x 360... [See More]
- Visual Indicators: Combination; Flashing
- Supply Voltage: AC; DC or Battery
- Color: Clear; Red; Amber; Yellow; Green; Blue; White
- Agency Approvals: UL
from Ningbo Best Group Co., Ltd.
Piezo Siren, Piezo Alarm Manufacturers manufacturers, Ningbo FBELE Electronics Co.,Ltd. Our Piezo Siren, Piezo Alarm Manufacturers products are popular all over the world with high quality, competitive price, fast delivery and efficient service. [See More]
- Visual Indicators: Combination
- Supply Voltage: DC or Battery
from R. STAHL, Inc.
Omnidirectional high output sounder 110 dB (A) / 1 m. 5 Joule xenon strobe. 2 stage alarm, independently selectable 2nd stage. IP66 rated as standard. Aluminium enclosure with stainless steel fasteners. Flash rate 1 per second. 32 selectable tones meeting international regulations. Sound selection... [See More]
- Visual Indicators: Combination; Flashing
- Flash Type: Single
- Specialty Applications: Safety
- Flash Rate: 60
from Pyott-Boone Electronics (PBE Group)
The 500-1679-001 Armored Siren with strobe consists of a strong and rust free aluminum die-cast cover housing, 105dB output siren driver, N/C plunger type tamper switch and strobe. This unit eliminates the need for the large siren box and tamper switch when installing the siren outdoors. Wiring... [See More]
- Visual Indicators: Combination; Strobe
- Flash Rate: 20 to 100
- Specialty Applications: Safety
- Operating Temperature: 14 to 140
from Johnson Pump, An SPX Brand
The Bilge Alert ™ system uses a patented Mirus ™ field effect detector cell, which produces a micro-electrical field that detects disruptions caused by water and fluids. When activated the sensor will trigger a 100db piezo alarm and an LED light on the control panel. The sensor measures... [See More]
- Visual Indicators: Combination; LED Display
- Flash Type: Continuous
- Specialty Applications: Safety; Boat Water Level
- Color: Red
from PMC Engineering LLC
The PMC Lev-ALERT can provide visual or audio warnings when the fluid/water/sewage reach dangerous levels. It also provides switch outputs to control appropriate output pumps or input valves. Fully configurable to customer needs. Single warning light, or multiple stack lights. Displays and... [See More]
- Visual Indicators: Combination
- Supply Voltage: AC; DC or Battery
- Specialty Applications: Process Monitoring
- Mounting: Chassis, rack or DIN rail Mount
from Mallory Sonalert Products, Inc.
Series: 22mm Industrial Alarms with LED Lights Mounting Method: 22 mm- Panel Mount Circuitry: Yes Sound Type: Chime Freq (Hz): 3900.0 Volt Rating: 20 to 28 AC/DC Typical Loudness (dBa): 85 to 95 @ 2 ft Max Current (mA): 40 mA LED Color: Red CUL Approved: Yes Size: 22 x 43.5 mm Weight: 28 g Operating... [See More]
- Visual Indicators: Combination
- Color: Red; Red
- Specialty Applications: Industrial
- Supply Voltage: AC; DC or Battery
from Pfannenberg
Our PY X-MA-05 (UL Type 4/4x, IP 66) PYRA ® Series Flashing Light Sounders reach a 100 dB (A) nominal sound pressure Level with 5 Joules Flash. This Signaling Device offers a 180 ° x 360 ° visible field with adjustable flash rate and 8 alarm tones. It operates in any climate and can be... [See More]
- Visual Indicators: Combination; Flashing
- Supply Voltage: AC
- Color: Clear; Red; Amber; Yellow; Green; Blue; White
- Agency Approvals: UL
from Ningbo Best Group Co., Ltd.
Piezo Siren, Piezo Alarm Manufacturers manufacturers, Ningbo FBELE Electronics Co.,Ltd. Our Piezo Siren, Piezo Alarm Manufacturers products are popular all over the world with high quality, competitive price, fast delivery and efficient service. [See More]
- Visual Indicators: Combination
- Supply Voltage: DC or Battery
from R. STAHL, Inc.
Max sound output 100 dB (A) / 1 m. 8 LED array flashing beacon. 32 selectable tones meeting international regulations. Sound selection via DIL switch. Stainless steel fixings. Monitoring facility. Flame retardant ABS enclosure. Yodalex range. Combination audible and visual signal designed for use in... [See More]
- Visual Indicators: Combination; Flashing
- Color: Clear; Red; Amber; Green; Blue; Opal
- Specialty Applications: Safety
- Supply Voltage: DC or Battery
from Mallory Sonalert Products, Inc.
Series: 22mm Industrial Alarms with LED Lights Mounting Method: 22 mm- Panel Mount Circuitry: Yes Sound Type: Continuous Freq (Hz): 3900.0 Volt Rating: 20 to 28 AC/DC Typical Loudness (dBa): 85 to 95 @ 2 ft Max Current (mA): 40 mA LED Color: Blue CUL Approved: Yes Size: 22 x 43.5 mm Weight: 28 g... [See More]
- Visual Indicators: Combination
- Flash Type: Continuous
- Specialty Applications: Industrial
- Color: Blue; Blue
from Pfannenberg
Our Series BExCS, BExDCS (IP 67, NEMA 4) Flashing Sounders provide extremely intensive light reflection due to 5 joules xenon flash. This product is highly resistant to corrosion and suitable for the toughest environments. The flashing light is insensitive to vibration, impact and shock. Product... [See More]
- Visual Indicators: Combination; Flashing
- Color: Clear; Red; Amber; Yellow; Green; Blue
- Flash Rate: 60
- Supply Voltage: AC; DC or Battery
from Ningbo Best Group Co., Ltd.
Piezo Siren, Piezo Alarm Manufacturers manufacturers, Ningbo FBELE Electronics Co.,Ltd. Our Piezo Siren, Piezo Alarm Manufacturers products are popular all over the world with high quality, competitive price, fast delivery and efficient service. [See More]
- Visual Indicators: Combination; Strobe
- Supply Voltage: DC or Battery
from R. STAHL, Inc.
Max sound output 105 dB (A) / 1 m. 8 LED array flashing beacon. 32 selectable tones meeting international regulations. Sound selection via DIL switch. Stainless steel fixings. Monitoring facility. Flame retardant ABS enclosure. Yodalex range. Combination audible and visual signal designed for use in... [See More]
- Visual Indicators: Combination; Flashing
- Color: Clear; Red; Amber; Green; Blue; Opal
- Specialty Applications: Safety
- Supply Voltage: DC or Battery
from Mallory Sonalert Products, Inc.
Series: 22mm Industrial Alarms with LED Lights Mounting Method: 22 mm- Panel Mount Circuitry: Yes Sound Type: Continuous Freq (Hz): 3900.0 Volt Rating: 20 to 28 AC/DC Typical Loudness (dBa): 85 to 95 @ 2 ft Max Current (mA): 40 mA LED Color: White CUL Approved: Yes Size: 22 x 43.5 mm Weight: 28 g... [See More]
- Visual Indicators: Combination
- Flash Type: Continuous
- Specialty Applications: Industrial
- Color: White
from Pfannenberg
Our PA X 1-05 (UL Type 4/4x, IP 66) PATROL Series Flashing Sounders reach a 100 dB (A) nominal sound pressure Level with 5 Joules Flash and offers 80 alarm tones – based on alarm circumstance – with 4 stages. This Signaling Device operates in any climate and can be surface or flush-panel... [See More]
- Visual Indicators: Combination; Flashing
- Color: Clear; Red; Amber; Yellow; Green; Blue; White
- Flash Rate: 60
- Supply Voltage: AC; DC or Battery
from Mallory Sonalert Products, Inc.
Series: 22mm Industrial Alarms with LED Lights Mounting Method: 22 mm- Panel Mount Circuitry: Yes Sound Type: Continuous Freq (Hz): 3900.0 Volt Rating: 20 to 28 AC/DC Typical Loudness (dBa): 85 to 95 @ 2 ft Max Current (mA): 40 mA LED Color: Green CUL Approved: Yes Size: 22 x 43.5 mm Weight: 28 g... [See More]
- Visual Indicators: Combination
- Flash Type: Continuous
- Specialty Applications: Industrial
- Color: Green; Green
from Pfannenberg
Our PA X 10-10 (UL Type 4/4x, IP 66) PATROL Series Flashing Sounders reach a 110 dB (A) nominal sound pressure Level with 10 Joules Flash and offers 80 alarm tones – based on alarm circumstance – with 4 stages. This Signaling Device operates in any climate and can be surface or... [See More]
- Visual Indicators: Combination; Flashing
- Color: Clear; Red; Amber; Yellow; Green; Blue; White
- Flash Rate: 60
- Supply Voltage: AC; DC or Battery
from Mallory Sonalert Products, Inc.
Series: 22mm Industrial Alarms with LED Lights Mounting Method: 22 mm- Panel Mount Circuitry: Yes Sound Type: Continuous Freq (Hz): 3900.0 Volt Rating: 20 to 28 AC/DC Typical Loudness (dBa): 85 to 95 @ 2 ft Max Current (mA): 40 mA LED Color: Yellow CUL Approved: Yes Size: 22 x 43.5 mm Weight: 28 g... [See More]
- Visual Indicators: Combination
- Flash Type: Continuous
- Specialty Applications: Industrial
- Color: Yellow; Yellow
from Pfannenberg
Our PA X 20-15 (UL Type 4/4x, IP 66) PATROL Series Flashing Sounders reach a 120 dB (A) nominal sound pressure Level with 15 Joules Flash and offers 80 alarm tones – based on alarm circumstance – with 4 stages. This Signaling Device operates in any climate and can be surface or... [See More]
- Visual Indicators: Combination; Flashing
- Color: Clear; Red; Amber; Yellow; Green; Blue; White
- Flash Rate: 60
- Supply Voltage: AC; DC or Battery
from Mallory Sonalert Products, Inc.
Series: 22mm Industrial Alarms with LED Lights Mounting Method: 22 mm- Panel Mount Circuitry: Yes Sound Type: Continuous Freq (Hz): 3900.0 Volt Rating: 20 to 28 DC Typical Loudness (dBa): 85 to 95 @ 2 ft Max Current (mA): 40 mA LED Color: Blue CUL Approved: Yes Size: 22 x 43.5 mm Weight: 28 g... [See More]
- Visual Indicators: Combination
- Flash Type: Continuous
- Specialty Applications: Industrial
- Color: Blue; Blue
from Pfannenberg
Our PA X 5-05 (UL Type 4/4x, IP 66) PATROL Series Flashing Sounders reach a 105 dB (A) nominal sound pressure Level with 5 Joules Flash and offers 80 alarm tones – based on alarm circumstance – with 4 stages. This Signaling Device operates in any climate and can be surface or flush-panel... [See More]
- Visual Indicators: Combination; Flashing
- Color: Clear; Red; Amber; Yellow; Green; Blue; White
- Flash Rate: 60
- Supply Voltage: AC; DC or Battery
from Mallory Sonalert Products, Inc.
Series: 22mm Industrial Alarms with LED Lights Mounting Method: 22 mm- Panel Mount Circuitry: Yes Sound Type: Continuous Freq (Hz): 3900.0 Volt Rating: 20 to 28 DC Typical Loudness (dBa): 85 to 95 @ 2 ft Max Current (mA): 40 mA LED Color: White CUL Approved: Yes Size: 22 x 43.5 mm Weight: 28 g... [See More]
- Visual Indicators: Combination
- Flash Type: Continuous
- Specialty Applications: Industrial
- Color: White
from Pfannenberg
Our Series IS-mC1 (IP 65) blinking led light with sounder is a very economical visual and acoustic alarm, intrinsically safe when used with zener barriers. This product is very well suited for fire alarm systems and direct control due to low power consumption. Product Overview. ATEX certified for... [See More]
- Visual Indicators: Combination; Flashing
- Supply Voltage: DC or Battery
- Color: Red; Yellow; Green; Blue
- Features: Explosion Proof
from Mallory Sonalert Products, Inc.
Series: 22mm Industrial Alarms with LED Lights Mounting Method: 22 mm- Panel Mount Circuitry: Yes Sound Type: Continuous Freq (Hz): 3900.0 Volt Rating: 20 to 28 DC Typical Loudness (dBa): 85 to 95 @ 2 ft Max Current (mA): 40 mA LED Color: Green CUL Approved: Yes Size: 22 x 43.5 mm Weight: 28 g... [See More]
- Visual Indicators: Combination
- Flash Type: Continuous
- Specialty Applications: Industrial
- Color: Green; Green
from Mallory Sonalert Products, Inc.
Series: 22mm Industrial Alarms with LED Lights Mounting Method: 22 mm- Panel Mount Circuitry: Yes Sound Type: Continuous Freq (Hz): 3900.0 Volt Rating: 20 to 28 DC Typical Loudness (dBa): 85 to 95 @ 2 ft Max Current (mA): 40 mA LED Color: Yellow CUL Approved: Yes Size: 22 x 43.5 mm Weight: 28 g... [See More]
- Visual Indicators: Combination
- Flash Type: Continuous
- Specialty Applications: Industrial
- Color: Yellow; Yellow
from Mallory Sonalert Products, Inc.
Series: 22mm Industrial Alarms with LED Lights Mounting Method: 22 mm- Panel Mount Circuitry: Yes Sound Type: Multi-Tone Freq (Hz): 3900.0 Volt Rating: 20 to 28 DC Typical Loudness (dBa): 85 to 95 @ 2 ft Max Current (mA): 40 mA LED Color: Red CUL Approved: Yes Size: 22 x 43.5 mm Weight: 28 g... [See More]
- Visual Indicators: Combination
- Color: Red; Red
- Specialty Applications: Industrial
- Supply Voltage: DC or Battery
from Mallory Sonalert Products, Inc.
Series: 30mm Alarms with LED Lights Mounting Method: Panel- Screw Terminals Circuitry: Yes Tech Type: Piezo + LED Sound Type: Continuous Freq (Hz): 2900.0 Volt Rating: 30 to 120 AC/DC Typical Loudness (dBa): 88 to 98 @ 2 ft Max Current (mA): 63 mA LED Color: Red CUL Approved: No Size: 1.69 x 1.41 in... [See More]
- Visual Indicators: Combination
- Color: Red; Red
- Flash Type: Continuous
- Supply Voltage: AC; DC or Battery
from Mallory Sonalert Products, Inc.
Series: 30mm Stacklight with Sound Mounting Method: Pole Mount- Wires Sound Type: Continuous Volt Rating: 9 to 16 DC Typical Loudness (dBa): 80 to 85 @ 1 m Max Current (mA): 50 mA LED Color: Green Size: 1.21 x 4.52 in Weight: 105 g Operating Temperature: '-30 ¬ ∞ to 60 ¬ ∞ C... [See More]
- Visual Indicators: Combination
- Color: Green; Green
- Flash Type: Continuous
- Supply Voltage: DC or Battery
from Mallory Sonalert Products, Inc.
Series: 30mm Stacklight with Sound Mounting Method: Direct Mount- Wires Sound Type: Continuous Volt Rating: 9 to 16 DC Typical Loudness (dBa): 80 to 85 @ 1 m Max Current (mA): 50 mA LED Color: Green Size: 1.21 x 0.52 in Weight: 32 g Operating Temperature: '-30 ¬ ∞ to 60 ¬ ∞ C... [See More]
- Visual Indicators: Combination
- Color: Green; Green
- Flash Type: Continuous
- Supply Voltage: DC or Battery
from Mallory Sonalert Products, Inc.
Series: 30mm Stacklight with Sound Mounting Method: Pole Mount- Wires Sound Type: Chime Volt Rating: 9 to 16 DC Typical Loudness (dBa): 80 to 85 @ 1 m Max Current (mA): 100 mA LED Color: Red Size: 1.21 x 4.52 in Weight: 105 g Operating Temperature: '-30 ¬ ∞ to 60 ¬ ∞ C Storage... [See More]
- Visual Indicators: Combination
- Supply Voltage: DC or Battery
- Color: Red; Red
- Mounting: Pole; Pole Mount- Wires
from Mallory Sonalert Products, Inc.
Series: 30mm Stacklight with Sound Mounting Method: Direct Mount- Wires Sound Type: Chime Volt Rating: 9 to 16 DC Typical Loudness (dBa): 80 to 85 @ 1 m Max Current (mA): 100 mA LED Color: Red Size: 1.21 x 0.52 in Weight: 32 g Operating Temperature: '-30 ¬ ∞ to 60 ¬ ∞ C Storage... [See More]
- Visual Indicators: Combination
- Supply Voltage: DC or Battery
- Color: Red; Red
- Mounting: Direct Mount- Wires
from Mallory Sonalert Products, Inc.
Series: 30mm Stacklight with Sound Mounting Method: Pole Mount- Wires Sound Type: Chime Volt Rating: 9 to 16 DC Typical Loudness (dBa): 80 to 85 @ 1 m Max Current (mA): 125 mA LED Color: RG Size: 1.21 x 4.92 in Weight: 108 g Operating Temperature: '-30 ¬ ∞ to 60 ¬ ∞ C Storage... [See More]
- Visual Indicators: Combination
- Supply Voltage: DC or Battery
- Color: RG
- Mounting: Pole; Pole Mount- Wires
from Mallory Sonalert Products, Inc.
Series: 30mm Stacklight with Sound Mounting Method: Direct Mount- Wires Sound Type: Chime Volt Rating: 9 to 16 DC Typical Loudness (dBa): 80 to 85 @ 1 m Max Current (mA): 125 mA LED Color: RG Size: 1.21 x 0.92 in Weight: 35 g Operating Temperature: '-30 ¬ ∞ to 60 ¬ ∞ C Storage... [See More]
- Visual Indicators: Combination
- Supply Voltage: DC or Battery
- Color: RG
- Mounting: Direct Mount- Wires
from Mallory Sonalert Products, Inc.
Series: 30mm Stacklight with Sound Mounting Method: Pole Mount- Wires Sound Type: Continuous Volt Rating: 9 to 16 DC Typical Loudness (dBa): 80 to 85 @ 1 m Max Current (mA): 145 mA LED Color: RY Size: 1.21 x 4.92 in Weight: 108 g Operating Temperature: '-30 ¬ ∞ to 60 ¬ ∞ C... [See More]
- Visual Indicators: Combination
- Color: RY
- Flash Type: Continuous
- Supply Voltage: DC or Battery
from Mallory Sonalert Products, Inc.
Series: 30mm Stacklight with Sound Mounting Method: Direct Mount- Wires Sound Type: Continuous Volt Rating: 9 to 16 DC Typical Loudness (dBa): 80 to 85 @ 1 m Max Current (mA): 145 mA LED Color: RY Size: 1.21 x 0.92 in Weight: 35 g Operating Temperature: '-30 ¬ ∞ to 60 ¬ ∞ C... [See More]
- Visual Indicators: Combination
- Color: RY
- Flash Type: Continuous
- Supply Voltage: DC or Battery
from Mallory Sonalert Products, Inc.
Series: 30mm Stacklight with Sound Mounting Method: Pole Mount- Wires Sound Type: Chime Volt Rating: 9 to 16 DC Typical Loudness (dBa): 80 to 85 @ 1 m Max Current (mA): 185 mA LED Color: RYG Size: 1.21 x 5.32 in Weight: 112 g Operating Temperature: '-30 ¬ ∞ to 60 ¬ ∞ C Storage... [See More]
- Visual Indicators: Combination
- Supply Voltage: DC or Battery
- Color: RYG
- Mounting: Pole; Pole Mount- Wires
from Mallory Sonalert Products, Inc.
Series: 30mm Stacklight with Sound Mounting Method: Direct Mount- Wires Sound Type: Chime Volt Rating: 9 to 16 DC Typical Loudness (dBa): 80 to 85 @ 1 m Max Current (mA): 185 mA LED Color: RYG Size: 1.21 x 1.32 in Weight: 39 g Operating Temperature: '-30 ¬ ∞ to 60 ¬ ∞ C Storage... [See More]
- Visual Indicators: Combination
- Supply Voltage: DC or Battery
- Color: RYG
- Mounting: Direct Mount- Wires
from Mallory Sonalert Products, Inc.
Series: 30mm Stacklight with Sound Mounting Method: Pole Mount- Wires Sound Type: Continuous Volt Rating: 9 to 16 DC Typical Loudness (dBa): 80 to 85 @ 1 m Max Current (mA): 85 mA LED Color: Yellow Size: 1.21 x 4.52 in Weight: 105 g Operating Temperature: '-30 ¬ ∞ to 60 ¬ ∞ C... [See More]
- Visual Indicators: Combination
- Color: Yellow; Yellow
- Flash Type: Continuous
- Supply Voltage: DC or Battery
from Mallory Sonalert Products, Inc.
Series: 30mm Stacklight with Sound Mounting Method: Direct Mount- Wires Sound Type: Continuous Volt Rating: 9 to 16 DC Typical Loudness (dBa): 80 to 85 @ 1 m Max Current (mA): 85 mA LED Color: Yellow Size: 1.21 x 0.52 in Weight: 32 g Operating Temperature: '-30 ¬ ∞ to 60 ¬ ∞ C... [See More]
- Visual Indicators: Combination
- Color: Yellow; Yellow
- Flash Type: Continuous
- Supply Voltage: DC or Battery
from Mallory Sonalert Products, Inc.
Series: 30mm Stacklight with Sound Mounting Method: Pole Mount- Wires Sound Type: Continuous Volt Rating: 9 to 16 DC Typical Loudness (dBa): 80 to 85 @ 1 m Max Current (mA): 110 mA LED Color: YG Size: 1.21 x 4.92 in Weight: 108 g Operating Temperature: '-30 ¬ ∞ to 60 ¬ ∞ C... [See More]
- Visual Indicators: Combination
- Color: YG
- Flash Type: Continuous
- Supply Voltage: DC or Battery