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$161.63
Leviton Multi-Technology Ceiling Mount Occupancy Sensor, 24VDC, 35Ma 2000SF Field-Of-View, OSC20-M0W, White
Amazon.com
77
Free shipping
$161.63
Leviton Multi-Technology Ceiling Mount Occupancy Sensor, 24VDC, 35Ma 2000SF Field-Of-View, OSC20-M0W, White
Amazon.com
77
$87.99
Sensorswitch Ceiling Motion Sensor, Passive Infrared PIR Occupancy Sensor, 360° Small Motion Detection, Indoor Use, Low Voltage, Standard Range
Amazon.com
129
Free shipping
$87.99
Sensorswitch Ceiling Motion Sensor, Passive Infrared PIR Occupancy Sensor, 360° Small Motion Detection, Indoor Use, Low Voltage, Standard Range
Amazon.com
129
$89.94
$99.99
Ring Alarm Contact Sensor 6-Pack - 2nd Gen | Monitor 6 Doors Or Windows | Instant Alerts | Approximately 3-Year Battery Life | Slim Design | Easy
Amazon.com
25K+
Free shipping
10% off
$89.94
$99.99
Ring Alarm Contact Sensor 6-Pack - 2nd Gen | Monitor 6 Doors Or Windows | Instant Alerts | Approximately 3-Year Battery Life | Slim Design | Easy
Amazon.com
25K+
$63.24
$75.72
Leviton Ceiling Mount Occupancy Sensor, PIR, 360 Degree, 450 Sq. Ft. Coverage, Self-Adjusting, OSC04-I0W, White
Amazon.com
22
Free shipping
16% off
$63.24
$75.72
Leviton Ceiling Mount Occupancy Sensor, PIR, 360 Degree, 450 Sq. Ft. Coverage, Self-Adjusting, OSC04-I0W, White
Amazon.com
22
$80.79
Telemecanique XS618B1MAL5 Proximity Sensor
SuperBreakers.com
$80.79
Telemecanique XS618B1MAL5 Proximity Sensor
SuperBreakers.com
$99.98
$109.12
Leviton Ceiling Mount Occupancy Sensor, Multi-Technology, 180 Degree, 500 Sq. Ft. Coverage, Self-Adjusting, OSC05-M0W, White
Amazon.com
8
Free shipping
$99.98
$109.12
Leviton Ceiling Mount Occupancy Sensor, Multi-Technology, 180 Degree, 500 Sq. Ft. Coverage, Self-Adjusting, OSC05-M0W, White
Amazon.com
8
$14.69
Carbon Monoxide Detectors Plug In, Alarm With Digital Display, Audible And Visual Alert, Self-Test Function For Home/Kitchen/Bedroom Co Detector
Amazon.com
69
$14.69
Carbon Monoxide Detectors Plug In, Alarm With Digital Display, Audible And Visual Alert, Self-Test Function For Home/Kitchen/Bedroom Co Detector
Amazon.com
69
$3,348.85
Leak Detector With Big Foot Sensor And Multi-Sensor
Pollardwater
Free shipping
$3,348.85
Leak Detector With Big Foot Sensor And Multi-Sensor
Pollardwater
Free shipping
$29.98
$39.99
Ring Alarm Contact Sensor 2-Pack - 2nd Gen | Instant Window & Door Alerts | Approximately 3-Year Battery Life | Slim Design | Easy Installation | Base
Amazon.com
26K+
25% off
$29.98
$39.99
Ring Alarm Contact Sensor 2-Pack - 2nd Gen | Instant Window & Door Alerts | Approximately 3-Year Battery Life | Slim Design | Easy Installation | Base
Amazon.com
26K+
$15.99
Sensky 360 Degree Ceiling Occupancy Sensor PIR Motion Sensor Switch With 3 detectors,10-40ft High Sensitive Ceiling Motion Sensor Light Switch(110V-
Amazon.com
61
$15.99
Sensky 360 Degree Ceiling Occupancy Sensor PIR Motion Sensor Switch With 3 detectors,10-40ft High Sensitive Ceiling Motion Sensor Light Switch(110V-
Amazon.com
61
$127.71
Monnit MNS2-9-W1-MS-IR, ALTA Wireless Motion Detection Sensor - Coin Cell Battery Powered (900Mhz)
Selectum
$127.71
Monnit MNS2-9-W1-MS-IR, ALTA Wireless Motion Detection Sensor - Coin Cell Battery Powered (900Mhz)
Selectum
$19.99
Hidden Camera Detectors - Camera Finder Hidden Device Detectors For GPS Tracker/Bug Detector/Listening Device/RF Detector With 5 Modes For Travel
Amazon.com
$19.99
Hidden Camera Detectors - Camera Finder Hidden Device Detectors For GPS Tracker/Bug Detector/Listening Device/RF Detector With 5 Modes For Travel
Amazon.com
$17.99
Natural Gas Detector, Toptes PT177 Gas Leak Detector With Audible & Visual Alarm, Portable Gas Sniffer To Locate Combustible Leak Sources Like Methane
Amazon.com
2K+
$17.99
Natural Gas Detector, Toptes PT177 Gas Leak Detector With Audible & Visual Alarm, Portable Gas Sniffer To Locate Combustible Leak Sources Like Methane
Amazon.com
2K+
$149.99
$172.50
HUBBELL LIGHTING OMNIDT2000RP Ultrasonic And PIR Ceiling Sensor, White
Amazon.com
1
Free shipping
13% off
$149.99
$172.50
HUBBELL LIGHTING OMNIDT2000RP Ultrasonic And PIR Ceiling Sensor, White
Amazon.com
1
$28.99
PIR Motion Sensor - Fixture Mount - 360 Detection - 120-277 VAC
Super Bright LEDs
$28.99
PIR Motion Sensor - Fixture Mount - 360 Detection - 120-277 VAC
Super Bright LEDs
$497.10
Honeywell Gas Detector Sensor: BW™ Icon/BW™ Icon+, BW, BW, Combustible Gas, Sensor, 2 Yr Model: SR-M1-1S
Grainger
$497.10
Honeywell Gas Detector Sensor: BW™ Icon/BW™ Icon+, BW, BW, Combustible Gas, Sensor, 2 Yr Model: SR-M1-1S
Grainger
$385.98
Honeywell Gas Detector Sensor: Micro/Micro 5, BW, BW, Combustible Gas, Sensor, 33N505 Model: SR-W04
Grainger
$385.98
Honeywell Gas Detector Sensor: Micro/Micro 5, BW, BW, Combustible Gas, Sensor, 33N505 Model: SR-W04
Grainger
$770.89
Honeywell Gas Detector Sensor: BW, BW, Ammonia, Sensor, 0 To 100 Ppm, 497A90/497A91, 1 Yr Model: SR-A04
Grainger
$770.89
Honeywell Gas Detector Sensor: BW, BW, Ammonia, Sensor, 0 To 100 Ppm, 497A90/497A91, 1 Yr Model: SR-A04
Grainger
$269.86
Zigbee Human Presence Sensor Detector Radar Wave Detection Sensor
eBay
Free shipping
$269.86
Zigbee Human Presence Sensor Detector Radar Wave Detection Sensor
eBay
Free shipping
$341.08
Zigbee Human Presence Sensor Detector Radar Wave Detection Sensor
eBay
Free shipping
$341.08
Zigbee Human Presence Sensor Detector Radar Wave Detection Sensor
eBay
Free shipping
$207.36
Zigbee Human Presence Sensor Detector Radar Wave Detection Sensor
eBay
Free shipping
$207.36
Zigbee Human Presence Sensor Detector Radar Wave Detection Sensor
eBay
Free shipping
$30.77
360° Motion Detection PIR Line Voltage High Bay Sensor
Home Depot
16
Free shipping
$30.77
360° Motion Detection PIR Line Voltage High Bay Sensor
Home Depot
16
$791.76
MOC3SA-AAB44D31: Sick | Electronic Monitoring
Galco Industrial Electronics
$791.76
MOC3SA-AAB44D31: Sick | Electronic Monitoring
Galco Industrial Electronics
$316.00
URD/0A MD MICRO DETECTORS - Sensors & Switches & Photoelectric Supplies
Radwell.com
$316.00
URD/0A MD MICRO DETECTORS - Sensors & Switches & Photoelectric Supplies
Radwell.com
$308.00
UK6C/HN-1EUL MD MICRO DETECTORS - Sensors & Switches & Ultrasonic Sensor Supplies
Radwell.com
$308.00
UK6C/HN-1EUL MD MICRO DETECTORS - Sensors & Switches & Ultrasonic Sensor Supplies
Radwell.com
$170.74
Steinel PIR & Ultrasonic Presence Detector, 360 Degree, 24V (Steinel DT Quattro COM1-24)
HomElectrical
$170.74
Steinel PIR & Ultrasonic Presence Detector, 360 Degree, 24V (Steinel DT Quattro COM1-24)
HomElectrical
$48.50
$86.63
System Sensor 2W-B 2-Wire Photoelectric i3 Smoke Detector
BSA Security Integrators
254
44% off
$48.50
$86.63
System Sensor 2W-B 2-Wire Photoelectric i3 Smoke Detector
BSA Security Integrators
254
$78.38
Contractor Select CMR Series 360° Small Motion Standard Range Ceiling Mount Occupancy Sensor
Home Depot
65
Free shipping
$78.38
Contractor Select CMR Series 360° Small Motion Standard Range Ceiling Mount Occupancy Sensor
Home Depot
65
$145.78
Steinel PIR & Ultrasonic Presence Detector, 160 Degree, 24V (Steinel DT CM COM1-24)
HomElectrical
$145.78
Steinel PIR & Ultrasonic Presence Detector, 160 Degree, 24V (Steinel DT CM COM1-24)
HomElectrical
$3.06
Panasonic EKMC2609111K Pir Motion Sensor, 2.5M, 5.5Vdc, White | Passive Infrared (PIR) Sensors
Newark
$3.06
Panasonic EKMC2609111K Pir Motion Sensor, 2.5M, 5.5Vdc, White | Passive Infrared (PIR) Sensors
Newark
$7.39
Panasonic AMN21112 Pir Motion Sensor, 5M, 5.5Vdc, White | Passive Infrared (PIR) Sensors
Newark
$7.39
Panasonic AMN21112 Pir Motion Sensor, 5M, 5.5Vdc, White | Passive Infrared (PIR) Sensors
Newark
$18.99
$28.99
Driveway Alarm Wireless Outside, Motion Sensor Alarm 1000 ft Range Extra Loud Chimes Home Security Alarm System With 1 Receiver 1 Weatherproof Infrare
Walmart
34% off
$18.99
$28.99
Driveway Alarm Wireless Outside, Motion Sensor Alarm 1000 ft Range Extra Loud Chimes Home Security Alarm System With 1 Receiver 1 Weatherproof Infrare
Walmart
$9.95
Panasonic EKMC1603111 Pir Motion Sensor, Digital, 3Vdc To 6Vdc, 170Ua | Passive Infrared (PIR) Sensors
Newark
$9.95
Panasonic EKMC1603111 Pir Motion Sensor, Digital, 3Vdc To 6Vdc, 170Ua | Passive Infrared (PIR) Sensors
Newark
$39.99
Goveelife Smart Presence Sensor, 1 Pack
Govee-US
$39.99
Goveelife Smart Presence Sensor, 1 Pack
Govee-US
$271.00
FGRW/0P-0A MD MICRO DETECTORS - Sensors & Switches & Photoelectric Supplies
Radwell.com
$271.00
FGRW/0P-0A MD MICRO DETECTORS - Sensors & Switches & Photoelectric Supplies
Radwell.com
$17.99
$19.99
Hidden Camera Detectors, Bug Detector RF Detector GPS Tracker Detector Hidden Devices Detector Device To Detect Listening Devices For Office Hotels Ba
Walmart
115
10% off
$17.99
$19.99
Hidden Camera Detectors, Bug Detector RF Detector GPS Tracker Detector Hidden Devices Detector Device To Detect Listening Devices For Office Hotels Ba
Walmart
115
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Top 15 Latest Sensor Projects for Arduino Beginners
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how2electronics.com
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Nov 4, 2019
electronicsforu.com
Moen Flo Smart Water Leak Detector, Drip or Flood Sensor Alarm for Home, 1-Pack, White, 920-004
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Shop sensor detector

Sponsored
About our ads
$19.99
Hidden Camera Detectors - Camera Finder Hidden Device Detectors For GPS Tracker/Bug Detector/Listening Device/RF Detector With 5 Modes For Travel
Amazon.com
$19.99
Hidden Camera Detectors - Camera Finder Hidden Device Detectors For GPS Tracker/Bug Detector/Listening Device/RF Detector With 5 Modes For Travel
Amazon.com
$17.99
Natural Gas Detector, Toptes PT177 Gas Leak Detector With Audible & Visual Alarm, Portable Gas Sniffer To Locate Combustible Leak Sources Like Methane
Amazon.com
2K+
$17.99
Natural Gas Detector, Toptes PT177 Gas Leak Detector With Audible & Visual Alarm, Portable Gas Sniffer To Locate Combustible Leak Sources Like Methane
Amazon.com
$149.99
$172.50
HUBBELL LIGHTING OMNIDT2000RP Ultrasonic And PIR Ceiling Sensor, White
Amazon.com
1
Free shipping
13% off
$149.99
$172.50
HUBBELL LIGHTING OMNIDT2000RP Ultrasonic And PIR Ceiling Sensor, White
Amazon.com
$28.99
PIR Motion Sensor - Fixture Mount - 360 Detection - 120-277 VAC
Super Bright LEDs
$28.99
PIR Motion Sensor - Fixture Mount - 360 Detection - 120-277 VAC
Super Bright LEDs
$497.10
Honeywell Gas Detector Sensor: BW™ Icon/BW™ Icon+, BW, BW, Combustible Gas, Sensor, 2 Yr Model: SR-M1-1S
Grainger
$497.10
Honeywell Gas Detector Sensor: BW™ Icon/BW™ Icon+, BW, BW, Combustible Gas, Sensor, 2 Yr Model: SR-M1-1S
Grainger
$385.98
Honeywell Gas Detector Sensor: Micro/Micro 5, BW, BW, Combustible Gas, Sensor, 33N505 Model: SR-W04
Grainger
$385.98
Honeywell Gas Detector Sensor: Micro/Micro 5, BW, BW, Combustible Gas, Sensor, 33N505 Model: SR-W04
Grainger
$770.89
Honeywell Gas Detector Sensor: BW, BW, Ammonia, Sensor, 0 To 100 Ppm, 497A90/497A91, 1 Yr Model: SR-A04
Grainger
$770.89
Honeywell Gas Detector Sensor: BW, BW, Ammonia, Sensor, 0 To 100 Ppm, 497A90/497A91, 1 Yr Model: SR-A04
Grainger
$269.86
Zigbee Human Presence Sensor Detector Radar Wave Detection Sensor
eBay
Free shipping
$269.86
Zigbee Human Presence Sensor Detector Radar Wave Detection Sensor
eBay
$341.08
Zigbee Human Presence Sensor Detector Radar Wave Detection Sensor
eBay
Free shipping
$341.08
Zigbee Human Presence Sensor Detector Radar Wave Detection Sensor
eBay
$207.36
Zigbee Human Presence Sensor Detector Radar Wave Detection Sensor
eBay
Free shipping
$207.36
Zigbee Human Presence Sensor Detector Radar Wave Detection Sensor
eBay
$30.77
360° Motion Detection PIR Line Voltage High Bay Sensor
Home Depot
16
Free shipping
$30.77
360° Motion Detection PIR Line Voltage High Bay Sensor
Home Depot
$791.76
MOC3SA-AAB44D31: Sick | Electronic Monitoring
Galco Industrial Electronics
$791.76
MOC3SA-AAB44D31: Sick | Electronic Monitoring
Galco Industrial Electronics
$316.00
URD/0A MD MICRO DETECTORS - Sensors & Switches & Photoelectric Supplies
Radwell.com
$316.00
URD/0A MD MICRO DETECTORS - Sensors & Switches & Photoelectric Supplies
Radwell.com
$308.00
UK6C/HN-1EUL MD MICRO DETECTORS - Sensors & Switches & Ultrasonic Sensor Supplies
Radwell.com
$308.00
UK6C/HN-1EUL MD MICRO DETECTORS - Sensors & Switches & Ultrasonic Sensor Supplies
Radwell.com
$170.74
Steinel PIR & Ultrasonic Presence Detector, 360 Degree, 24V (Steinel DT Quattro COM1-24)
HomElectrical
$170.74
Steinel PIR & Ultrasonic Presence Detector, 360 Degree, 24V (Steinel DT Quattro COM1-24)
HomElectrical
$48.50
$86.63
System Sensor 2W-B 2-Wire Photoelectric i3 Smoke Detector
BSA Security Integrators
254
44% off
$48.50
$86.63
System Sensor 2W-B 2-Wire Photoelectric i3 Smoke Detector
BSA Security Integrators
$78.38
Contractor Select CMR Series 360° Small Motion Standard Range Ceiling Mount Occupancy Sensor
Home Depot
65
Free shipping
$78.38
Contractor Select CMR Series 360° Small Motion Standard Range Ceiling Mount Occupancy Sensor
Home Depot
$145.78
Steinel PIR & Ultrasonic Presence Detector, 160 Degree, 24V (Steinel DT CM COM1-24)
HomElectrical
$145.78
Steinel PIR & Ultrasonic Presence Detector, 160 Degree, 24V (Steinel DT CM COM1-24)
HomElectrical

Shop sensor detector

Sponsored
About our ads
$161.63
Leviton Multi-Technology Ceiling Mount Occupancy Sensor, 24VDC, 35Ma 2000SF Field-Of-View, OSC20-M0W, White
Amazon.com
77
Free shipping
$161.63
Leviton Multi-Technology Ceiling Mount Occupancy Sensor, 24VDC, 35Ma 2000SF Field-Of-View, OSC20-M0W, White
Amazon.com
77
$87.99
Sensorswitch Ceiling Motion Sensor, Passive Infrared PIR Occupancy Sensor, 360° Small Motion Detection, Indoor Use, Low Voltage, Standard Range
Amazon.com
129
Free shipping
$87.99
Sensorswitch Ceiling Motion Sensor, Passive Infrared PIR Occupancy Sensor, 360° Small Motion Detection, Indoor Use, Low Voltage, Standard Range
Amazon.com
129
$89.94
$99.99
Ring Alarm Contact Sensor 6-Pack - 2nd Gen | Monitor 6 Doors Or Windows | Instant Alerts | Approximately 3-Year Battery Life | Slim Design | Easy
Amazon.com
25K+
Free shipping
10% off
$89.94
$99.99
Ring Alarm Contact Sensor 6-Pack - 2nd Gen | Monitor 6 Doors Or Windows | Instant Alerts | Approximately 3-Year Battery Life | Slim Design | Easy
Amazon.com
25K+
$63.24
$75.72
Leviton Ceiling Mount Occupancy Sensor, PIR, 360 Degree, 450 Sq. Ft. Coverage, Self-Adjusting, OSC04-I0W, White
Amazon.com
22
Free shipping
16% off
$63.24
$75.72
Leviton Ceiling Mount Occupancy Sensor, PIR, 360 Degree, 450 Sq. Ft. Coverage, Self-Adjusting, OSC04-I0W, White
Amazon.com
22
$80.79
Telemecanique XS618B1MAL5 Proximity Sensor
SuperBreakers.com
$80.79
Telemecanique XS618B1MAL5 Proximity Sensor
SuperBreakers.com
$99.98
$109.12
Leviton Ceiling Mount Occupancy Sensor, Multi-Technology, 180 Degree, 500 Sq. Ft. Coverage, Self-Adjusting, OSC05-M0W, White
Amazon.com
8
Free shipping
$99.98
$109.12
Leviton Ceiling Mount Occupancy Sensor, Multi-Technology, 180 Degree, 500 Sq. Ft. Coverage, Self-Adjusting, OSC05-M0W, White
Amazon.com
8
$14.69
Carbon Monoxide Detectors Plug In, Alarm With Digital Display, Audible And Visual Alert, Self-Test Function For Home/Kitchen/Bedroom Co Detector
Amazon.com
69
$14.69
Carbon Monoxide Detectors Plug In, Alarm With Digital Display, Audible And Visual Alert, Self-Test Function For Home/Kitchen/Bedroom Co Detector
Amazon.com
69
$3,348.85
Leak Detector With Big Foot Sensor And Multi-Sensor
Pollardwater
Free shipping
$3,348.85
Leak Detector With Big Foot Sensor And Multi-Sensor
Pollardwater
Free shipping
$29.98
$39.99
Ring Alarm Contact Sensor 2-Pack - 2nd Gen | Instant Window & Door Alerts | Approximately 3-Year Battery Life | Slim Design | Easy Installation | Base
Amazon.com
26K+
25% off
$29.98
$39.99
Ring Alarm Contact Sensor 2-Pack - 2nd Gen | Instant Window & Door Alerts | Approximately 3-Year Battery Life | Slim Design | Easy Installation | Base
Amazon.com
26K+
$15.99
Sensky 360 Degree Ceiling Occupancy Sensor PIR Motion Sensor Switch With 3 detectors,10-40ft High Sensitive Ceiling Motion Sensor Light Switch(110V-
Amazon.com
61
$15.99
Sensky 360 Degree Ceiling Occupancy Sensor PIR Motion Sensor Switch With 3 detectors,10-40ft High Sensitive Ceiling Motion Sensor Light Switch(110V-
Amazon.com
61
$127.71
Monnit MNS2-9-W1-MS-IR, ALTA Wireless Motion Detection Sensor - Coin Cell Battery Powered (900Mhz)
Selectum
$127.71
Monnit MNS2-9-W1-MS-IR, ALTA Wireless Motion Detection Sensor - Coin Cell Battery Powered (900Mhz)
Selectum
$19.99
Hidden Camera Detectors - Camera Finder Hidden Device Detectors For GPS Tracker/Bug Detector/Listening Device/RF Detector With 5 Modes For Travel
Amazon.com
$19.99
Hidden Camera Detectors - Camera Finder Hidden Device Detectors For GPS Tracker/Bug Detector/Listening Device/RF Detector With 5 Modes For Travel
Amazon.com
$17.99
Natural Gas Detector, Toptes PT177 Gas Leak Detector With Audible & Visual Alarm, Portable Gas Sniffer To Locate Combustible Leak Sources Like Methane
Amazon.com
2K+
$17.99
Natural Gas Detector, Toptes PT177 Gas Leak Detector With Audible & Visual Alarm, Portable Gas Sniffer To Locate Combustible Leak Sources Like Methane
Amazon.com
2K+
$149.99
$172.50
HUBBELL LIGHTING OMNIDT2000RP Ultrasonic And PIR Ceiling Sensor, White
Amazon.com
1
Free shipping
13% off
$149.99
$172.50
HUBBELL LIGHTING OMNIDT2000RP Ultrasonic And PIR Ceiling Sensor, White
Amazon.com
1
$28.99
PIR Motion Sensor - Fixture Mount - 360 Detection - 120-277 VAC
Super Bright LEDs
$28.99
PIR Motion Sensor - Fixture Mount - 360 Detection - 120-277 VAC
Super Bright LEDs
$497.10
Honeywell Gas Detector Sensor: BW™ Icon/BW™ Icon+, BW, BW, Combustible Gas, Sensor, 2 Yr Model: SR-M1-1S
Grainger
$497.10
Honeywell Gas Detector Sensor: BW™ Icon/BW™ Icon+, BW, BW, Combustible Gas, Sensor, 2 Yr Model: SR-M1-1S
Grainger
$385.98
Honeywell Gas Detector Sensor: Micro/Micro 5, BW, BW, Combustible Gas, Sensor, 33N505 Model: SR-W04
Grainger
$385.98
Honeywell Gas Detector Sensor: Micro/Micro 5, BW, BW, Combustible Gas, Sensor, 33N505 Model: SR-W04
Grainger
$770.89
Honeywell Gas Detector Sensor: BW, BW, Ammonia, Sensor, 0 To 100 Ppm, 497A90/497A91, 1 Yr Model: SR-A04
Grainger
$770.89
Honeywell Gas Detector Sensor: BW, BW, Ammonia, Sensor, 0 To 100 Ppm, 497A90/497A91, 1 Yr Model: SR-A04
Grainger