SYSTEM SENSOR 2D51 Sensor Head

Vivotek VC9101 Video Core System with CU9171-H 4MP Modular Camera Sensor & 3.7mm Pi VC9101

Free Express Shipping! Vivotek VC9101 Video Core System with CU9171-H 4MP Modular Camera Sensor & 3.7mm Pinhole Lens Designed for Covert Surveillance, Streams up to 5MP Resolution, Two-Way Audio, 3.7mm Fixed Lens, 93° Horizontal Field of View, 16.4'... ... more

WBM Smart Wbm Wi-fi Door Sensor, Alarm Contact Sensor, Home Security System-2 Count in White | 6 H x 5 W x 5 D in | Wayfair DS-01-2PK

WBM smart wifi sensor for window, door, and also used as a garage door sensor. Home security door open contact sensor monitors and reports the opening and closing status of windows and doors real-time position status displayed on the app, no wiring... ... more

AxxonSoft Axxon One Professional Perimeter Intrusion Detection System 32 Fence Sensor AO-PRO-PID-ADD

Free Express Shipping! AxxonSoft Axxon One Professional Perimeter Intrusion Detection System 32 Fence Sensors License For Axxon One Professional VMS, Perimeter Intrusion Detection System, 32 Fence Sensors License ... more

ZOSI 8CH PoE Security Camera System w/ 2TB HDD, 4MP Outdoor PoE Cameras w/ Audio, Motion Sensor in White | 15 H x 12 W x 6 D in | Wayfair

PoE Security Camera System with Audio, H.265+ 8CH 5MP NVR Recorder, 4pcs 4MP Wired PoE IP Cameras Outdoor Indoor with Audio, 100ft Night Vision, Human Detection, Motion Sensor, Remote Access, 2TB HDD. Fixture Finish/Color: Black/White | ZOSI 8CH PoE... ... more

Optex TD-20U Indoor/Outdoor Sensor Transmitter for Wireless 2000 System TD-20U

Free Express Shipping! Optex TD-20U Indoor/Outdoor Sensor Transmitter for Wireless 2000 System Passive Infrared Detection, 9V Alkaline Battery-Powered, Detection Up to 50' Long and 17' Wide, Up to 2000' Transmission Range, Install on Walls, Ceilings,... ... more

ZOSI 8CH DVR Security Camera System w/ 2TB HDD, 8 X 1080P Wired Bullet Outdoor Cameras, Motion Sensor in Black | 15 H x 11 W x 11 D in | Wayfair

ZOSI Wired 1080p H.265+ Security Camera System, 8CH 5MP Lite Surveillance DVR, and 8X 1080p Bullet Outdoor Indoor Cameras with Motion Sensor, 80ft Night Vision, Remote Access, 2TB Hard Drive | ZOSI 8CH DVR Security Camera System w/ 2TB HDD, 8 X 1080P... ... more

Nuvo Lighting 80955 - HI-PRO MOTION SENSOR/ PIR Occupancy Sensors

Nuvo Lighting White - PIR - Hi-Pro | Nuvo Lighting Motion Sensor (HI-PRO MOTION SENSOR/ PIR 80955) ... more

Door Alarm Sensor, 125dB Door Alarms Window Open Alarm Sensor - Black, Silver Tone

The Door Alarm Sensor is the perfect solution for enhancing your home security. This door alarm is designed to detect any unauthorized entry or door opening, acting as a reliable deterrent against potential intruders. ... more

Door Alarm Sensor, 125dB Door Alarms Window Open Alarm Sensor - Black, Silver Tone

The Door Alarm Sensor is the perfect solution for enhancing your home security. This door alarm is designed to detect any unauthorized entry or door opening, acting as a reliable deterrent against potential intruders. ... more

Door Alarm Sensor, 125dB Mini Door Window Open Alarm Sensor, White

The Door Alarm Sensor is the perfect solution for enhancing your home security. This door alarm is designed to detect any unauthorized entry or door opening, acting as a reliable deterrent against potential intruders. ... more

Nuvo Lighting 80957 - HI-PRO MOTION SENSOR/ MW Occupancy Sensors

Nuvo Lighting White - Microwave - Hi-Pro | Nuvo Lighting Motion Sensor (HI-PRO MOTION SENSOR/ MW 80957) ... more

Fireboy-Xintex Gasoline Fume Detector & Blower Control w/Plastic Sensor - Black Bezel Display G-1BB-R

Fireboy-Xintex Gasoline Fume Detector & Blower Control w/Plastic Sensor - Black Bezel Display G-1BB-R. Built in automatic blower control. Package Contents: Fireboy-Xintex Gasoline Fume Detector & Blower Control w/Plastic Sensor Fireboy-Xintex G-1BB-R:... ... more

Nuvo Lighting 86215 - LED PIR SENSOR Occupancy Sensors

Nuvo Lighting 12 volt - Fresnel Lens - White - For Use with Utility/Multi Beam Fixtures | Nuvo Lighting LED PIR Sensor (LED PIR SENSOR 86215) ... more

Fireboy-Xintex Gasoline Fume Detector & Blower Control w/Plastic Sensor - Chrome Bezel Display G-1CB-R

Fireboy-Xintex Gasoline Fume Detector & Blower Control w/Plastic Sensor - Chrome Bezel Display G-1CB-R. Built in automatic blower control. Package Contents: Fireboy-Xintex Gasoline Fume Detector & Blower Control w/Plastic Sensor Fireboy-Xintex G-1CB-R:... ... more

Preston 6 1/2"H Matte Black LED Motion Sensor Security Light

Technology and sleek design form a solid build and essential function in this double-head LED motion-sensor outdoor flood light. A matte black finish over die-cast aluminum construction looks bold and stylish. Designed for optimum security, its... ... more

Philips Hue Indoor Motion Sensor

Trigger your smart lights with movement. The battery-powered Hue motion sensor can be easily installed anywhere in your home. ... more

SYSTEM SENSOR DST1 Sampling Tube,1 Ft.

Sampling Tube, Smoke Detector, Connects to Smoke Detector Mounting, Tube Length (Ft.) 1 ft, Width (In.) 1/2 in, Duct Width (Ft.) Up to 1 ft, Humidity Range ( Percent RH) 0 to 95 Percent RH, Number Required 1, For Use With D4120W, D4S, Mfr. No. D4120 ... more

SYSTEM SENSOR DST10 Sampling Tube,10 Ft.

Sampling Tube, Smoke Detector, Connects to Smoke Detector Mounting, Tube Length (Ft.) 10 ft, Width (In.) 1/2 in, Duct Width (Ft.) 8 to 12 ft, Humidity Range ( Percent RH) 0 to 95 Percent RH, Number Required 1, For Use With D4120W, D4S, Mfr. No. D4120 ... more

SYSTEM SENSOR SPSCRL Speaker Strobe,Speaker Strobe,Red

Speaker Strobe, Speaker Strobe, Finish Red, Ceiling Mounting, Peak Output (dBA) 86 dBA, Flash (Candela) 15/177 cd, Standby Current (uA) 0 uA, Depth (In.) 2 1/2 in, Height (In.) 6 13/16 in, Length (In.) 6 13/16 in, Tube Length (Ft.) 1 ft, Width (In.) 6... ... more

SYSTEM SENSOR DST1.5 Sampling Tube,Length 18 In

Sampling Tube, Smoke Detector, Finish Metal, Connects to Smoke Detector Mounting, Depth (In.) 1 in, Height (In.) 1 in, Length (In.) 18 in, Duct Width (Ft.) 1 a 2 ft, Humidity Range ( Percent RH) -, Voltage -, Standards -, Includes -, For Use With... ... more

SYSTEM SENSOR DUCTSD Duct Smoke Detector,14-1/4" L,2-1/4" D

Duct Smoke Detector, Smoke Detector, Finish Unfinished, Duct Mounting, Alarm Current 135mA RMS @ 24V AC, 35mA RMS @ 120V AC, 65mA @ 24V DC, Depth (In.) 2 1/4 in, Height (In.) 4 3/4 in, Length (In.) 14 1/4 in, Tube Length (Ft.) 1 ft, Width (In.) 2 1/4... ... more

DETECTION SYSTEMS DS151I Infrared Motion Sensor

Infrared Motion Sensor ... more

MACURCO AM SENSOR Ammonia Replacement Sensor for TX-6-AM and TX-12-AM

Gas Detector Sensor, Gas Detected Ammonia, Measurement Range 0 to 100 ppm, Compatible Detector Model/Series TX-12-AM, TX-6-AM, Compatible Detector Grainger Part Number 36CF97, 45CJ99, Sensor Type Electrochemical, For Detector Type Fixed, T90 Response... ... more

MACURCO ND SENSOR Nitrogen Dioxide Replacement Sensor for TX-6-ND and TX-12-ND

Gas Detector Sensor, Gas Detected Nitrogen Dioxide, Measurement Range 0 to 20 ppm, Compatible Detector Model/Series TX-12-ND, TX-6-ND, Compatible Detector Grainger Part Number 36CF96, 45CJ98, Sensor Type Electrochemical, For Detector Type Fixed, T90... ... more

SYSTEM SENSOR CO1224TR Carbon Monoxide Alarm,12/24 VDC, 4-Wire

Carbon Monoxide Alarm, Battery Chemistry Not Applicable, Battery Location Not Applicable, Battery Locking Pin No, Battery Size Not Applicable, Communication Protocol Not Applicable, Compatible With 4 Wire Fire Alarm System, Detector Type CO Detector,... ... more

SYSTEM SENSOR 4W-B Smoke Alarm,12/24 VDC, 4-Wire,w/Base

Smoke Alarm, Battery Chemistry Not Applicable, Battery Location Not Applicable, Battery Locking Pin No, Battery Size Not Applicable, Communication Protocol Not Applicable, Compatible With 4 Wire Fire Alarm System, Detector Type Smoke Detector, Features... ... more

SYSTEM SENSOR MHW Mini Horn,White

Mini Horn, Signaling Device, Finish White, Wall Mounting, Alarm Current 10 to 29mA DC, Peak Output (dBA) 80 dBA, Standby Current (uA) 0 uA, Depth (In.) 7/16 in, Height (In.) 4 5/8 in, Length (In.) 2 7/8 in, Width (In.) 2 7/8 in, Ambient Temp. Limits... ... more

SYSTEM SENSOR MHR Mini Horn,Red

Mini Horn, Signaling Device, Finish Red, Wall Mounting, Alarm Current 10 to 29mA DC, Peak Output (dBA) 80 dBA, Standby Current (uA) 0 uA, Depth (In.) 7/16 in, Height (In.) 4 5/8 in, Length (In.) 2 7/8 in, Width (In.) 2 7/8 in, Ambient Temp. Limits (F)... ... more

SYSTEM SENSOR SPSRL Speaker Strobe,Speaker Strobe,Red

Speaker Strobe, Speaker Strobe, Finish Red, Wall Mounting, Peak Output (dBA) 86 dBA, Flash (Candela) 15/185 cd, Standby Current (uA) 0 uA, Depth (In.) 2 1/2 in, Height (In.) 6 1/2 in, Length (In.) 6 1/2 in, Tube Length (Ft.) 1 ft, Width (In.) 5 in,... ... more

SIEMENS QAA2230.EWSN Room Temperature Sensor

Temperature Sensor, Display Type None, Sensing Element Type Thermistor, Output Not Applicable, Housing Type Conduit Box, Housing Material Plastic, Housing Color White, Probe Length Not Applicable, Temperature Accuracy +/-0.40 Degrees F, Electrical... ... more

EATON E65-SMTS15-HAD Photoelectric Sensor,Cylinder,Thru-Beam

Cylindrical Photoelectric Sensor Transmitter, Sensing Method - Cylindrical Photoelectric Sensor Through Beam Transmitter, Operating Mode - Photoelectric Sensor Selectable Light On/Dark On, Diameter - Cylindrical Photoelectric Sensor 18 mm, Power... ... more

UEI TEST INSTRUMENTS RS1010 REPLACEMENT SENSOR CAP G502-7200/G310

Sensor Replacement Cap, Compatible Product Type Combustible Gas Leak Detectors, Product Type Sensor Cap, Compatible with Grainger Part Number 9KF70, Compatible with Manufacturer Model Number RS1010 ... more

UNIVERSAL / USI ELECTRIC MI106 Ionization Smoke Alarm, Ionization Sensor, 85 dB

Smoke & Fire Alarm, Battery Location Side ... more

JOHNSON CONTROLS TE-635GM-1 Temperature Sensor, Platinum 1k ohm

Temperature Sensor, Display Type None, Sensing Element Type Platinum, Output Not Applicable, Housing Type Conduit Box, Housing Material Steel, Housing Color Metallic, Probe Length 4 in, Temperature Accuracy +/-0.34 Degrees F, Electrical Connection Type... ... more

KMC CONTROLS STE-1405 Temperature Sensor, 4 In. Duct Rigid

Temperature Sensor, Display Type None, Sensing Element Type Thermistor, Output Not Applicable, Housing Type Open Mounted, Housing Material Not Applicable, Housing Color Not Applicable, Probe Length 4 in, Temperature Accuracy +/-0.36 Degrees F,... ... more

SIEMENS QAA2235.EWSN Room Temperature Sensor,Commercial

Temperature Sensor, Display Type None, Sensing Element Type Thermistor, Output Not Applicable, Housing Type Conduit Box, Housing Material Plastic, Housing Color White, Probe Length Not Applicable, Temperature Accuracy +/-0.36 Degrees F, Electrical... ... more

JOHNSON CONTROLS TE-6310F-0 Temp Sensor Wallplate,Bacnet W/Logo

Temperature Sensor, Display Type None, Sensing Element Type Nickel, Output Not Applicable, Housing Type Flush Mount, Housing Material Steel, Temperature Accuracy +/-0.34 Degrees F, Electrical Connection Type Hardwired, Product Type Temperature Sensor,... ... more