Shop Contact Sensor Switch

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$10.99
Isensor Proximity Switch - Open-Close On-Off Switch - IR Switch
Super Bright LEDs
$10.99
Isensor Proximity Switch - Open-Close On-Off Switch - IR Switch
Super Bright LEDs
$32.40
Belimo | 01ht-5m | Contact Temp Sensor Ntc10kp
Blackhawk Supply
$32.40
Belimo | 01ht-5m | Contact Temp Sensor Ntc10kp
Blackhawk Supply
$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
28K+
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
$9.99
Baomain 1-10mm Capacitance Proximity Sensor Switch AC NO AC 90-250V 200Ma LJC18A3-B-J/EZ
Amazon.com
10
$9.99
Baomain 1-10mm Capacitance Proximity Sensor Switch AC NO AC 90-250V 200Ma LJC18A3-B-J/EZ
Amazon.com
$93.56
Leviton Mds10-Idw Occupancy Sensor Wall Switch
Gordon Electric Supply
$93.56
Leviton Mds10-Idw Occupancy Sensor Wall Switch
Gordon Electric Supply
$24.99
Switchbot Contact Sensor
delupe.com
Free shipping
$24.99
Switchbot Contact Sensor
delupe.com
$44.99
Leviton Decora 120/277-Volt Wall Switch Occupancy Sensor, ODS10-IDE, Black
Amazon.com
451
Free shipping
$44.99
Leviton Decora 120/277-Volt Wall Switch Occupancy Sensor, ODS10-IDE, Black
Amazon.com
$50.95
Leviton Ods06-Idw Sensor Wall Switch
Gordon Electric Supply
$50.95
Leviton Ods06-Idw Sensor Wall Switch
Gordon Electric Supply
$125.26
Security Door Controls Door Position Sensor (DPS) Concealed Magnetic Contact DPDT Double Pole Double Throw MC-4M-2-U
DkHardware.com
$125.26
Security Door Controls Door Position Sensor (DPS) Concealed Magnetic Contact DPDT Double Pole Double Throw MC-4M-2-U
DkHardware.com
$47.27
$59.09
Convotherm 5056328 Door Contact Switch Convotherm
WebstaurantStore
20% off
$47.27
$59.09
Convotherm 5056328 Door Contact Switch Convotherm
WebstaurantStore
$126.00
TS-PT100 CONTACT SENSOR-TS2229 EFECTOR - Sensors & Switches & Temperature Switch Supplies
Radwell.com
$126.00
TS-PT100 CONTACT SENSOR-TS2229 EFECTOR - Sensors & Switches & Temperature Switch Supplies
Radwell.com
$19.99
Versatile Open Door / Contact Sensor
WebstaurantStore
17
$19.99
Versatile Open Door / Contact Sensor
WebstaurantStore
$81.77
Cleveland Controls AFS-405-121 SPDT Gold Contact Air Pressure Sensing Switch (.05" - 12.0" W.C.) | Supplyhouse.Com
SupplyHouse.com
$81.77
Cleveland Controls AFS-405-121 SPDT Gold Contact Air Pressure Sensing Switch (.05" - 12.0" W.C.) | Supplyhouse.Com
SupplyHouse.com
$5.80
Uxcell Wired Door Contact Sensor NC Surface Mount Magnetic Reed Switch Black | Harfington
harfington
$5.80
Uxcell Wired Door Contact Sensor NC Surface Mount Magnetic Reed Switch Black | Harfington
harfington
$12.09
Uxcell 1-15mm Inductive Proximity Sensor Switch Detector NO AC 110-220V AC 90-250V 500Ma 2-Wire PR30-15AO | Harfington
harfington
16
$12.09
Uxcell 1-15mm Inductive Proximity Sensor Switch Detector NO AC 110-220V AC 90-250V 500Ma 2-Wire PR30-15AO | Harfington
harfington
$96.00
Allen-Bradley 872C-DH4NP12-D4 Proximity Sensor 3-W DC 4mm N.O. D
PLCHardware.com
$96.00
Allen-Bradley 872C-DH4NP12-D4 Proximity Sensor 3-W DC 4mm N.O. D
PLCHardware.com
$245.82
CM-PC-ADC SENSOR SWITCH - Sensors & Switches & Current Sensor Supplies
Radwell.com
$245.82
CM-PC-ADC SENSOR SWITCH - Sensors & Switches & Current Sensor Supplies
Radwell.com
$6.29
Uxcell Home Wired Alarm Security Magnetic Door Contact Reed Sensor Switch White 2 Sets | Harfington
harfington
$6.29
Uxcell Home Wired Alarm Security Magnetic Door Contact Reed Sensor Switch White 2 Sets | Harfington
harfington
$161.25
WSD-PDT-LV-R-WH SENSOR SWITCH - Electrical Products & Wall Switch Supplies
Radwell.com
$161.25
WSD-PDT-LV-R-WH SENSOR SWITCH - Electrical Products & Wall Switch Supplies
Radwell.com
$431.49
Southbend Range 8-5061 Proximity Sensor/Door Switch, Magnetic
Voomi Supply
$431.49
Southbend Range 8-5061 Proximity Sensor/Door Switch, Magnetic
Voomi Supply
$152.97
99 1999 International 4900 Door Contact Switch - Dorman Door Contact Switch
Parts Geek
$152.97
99 1999 International 4900 Door Contact Switch - Dorman Door Contact Switch
Parts Geek
$9.99
Accele 5914 Door Contacts Or Door Contact Switch
Quality Mobile Video
$9.99
Accele 5914 Door Contacts Or Door Contact Switch
Quality Mobile Video
$171.57
Lutron NTRCS-1-WH Nova T Momentary Contact Switch, 24V, Single-Pole/Multi-Location, W/ Wall Plate, White, | Supplyhouse.Com
SupplyHouse.com
$171.57
Lutron NTRCS-1-WH Nova T Momentary Contact Switch, 24V, Single-Pole/Multi-Location, W/ Wall Plate, White, | Supplyhouse.Com
SupplyHouse.com
$30.61
Edwards 503A 120Vac Door Light Switch
Gordon Electric Supply
$30.61
Edwards 503A 120Vac Door Light Switch
Gordon Electric Supply
$9.49
2Pcs Rc-36 NC Recessed Wire Door Contact Sensor Alarm Magnetic Reed Switch Brown
Walmart
Free shipping
$9.49
2Pcs Rc-36 NC Recessed Wire Door Contact Sensor Alarm Magnetic Reed Switch Brown
Walmart
$126.85
Lithonia Lighting WSX PDT WH Acuity Sensor Switch Dual Detection Occupancy Single Pole Wall White
Electric Bargain Store
40
$126.85
Lithonia Lighting WSX PDT WH Acuity Sensor Switch Dual Detection Occupancy Single Pole Wall White
Electric Bargain Store
$8.73
00 2000 Mercedes SL500 Door Contact Switch - Left Hella Door Contact Switch
Parts Geek
$8.73
00 2000 Mercedes SL500 Door Contact Switch - Left Hella Door Contact Switch
Parts Geek
$3.51
Tuya Zigbee Smart Temperature Switch With Sensor Smart Life APP Passive Dry Contact Relay 85-250V
Aliexpress
$3.51
Tuya Zigbee Smart Temperature Switch With Sensor Smart Life APP Passive Dry Contact Relay 85-250V
Aliexpress
$87.81
Lithonia Lighting WSXA PDT WH Wall Switch Sensor With Occupancy Detection And Daylighting, Dual Technology Detection Mode, White
Electric Bargain Store
$87.81
Lithonia Lighting WSXA PDT WH Wall Switch Sensor With Occupancy Detection And Daylighting, Dual Technology Detection Mode, White
Electric Bargain Store
$12.00
1994-2000, 2006-2007 Mercedes C280 Door Contact Switch Genuine 94-00, 06-07 Mercedes Door Contact Switch
Parts Geek
$12.00
1994-2000, 2006-2007 Mercedes C280 Door Contact Switch Genuine 94-00, 06-07 Mercedes Door Contact Switch
Parts Geek
$17.99
$32.99
Tuya 7-32V 4CH Wifi Smart Relay Switch With Temperature Humidity Sensor Passive Dry Contact Switch RF433 With Alexa Google Home
Banggood
45% off
$17.99
$32.99
Tuya 7-32V 4CH Wifi Smart Relay Switch With Temperature Humidity Sensor Passive Dry Contact Switch RF433 With Alexa Google Home
Banggood
$16.99
$31.49
Tuya 7-32V 4CH Wifi Smart Relay Switch With Temperature Humidity Sensor Passive Dry Contact Switch RF433 With Alexa Google Home
Banggood
46% off
$16.99
$31.49
Tuya 7-32V 4CH Wifi Smart Relay Switch With Temperature Humidity Sensor Passive Dry Contact Switch RF433 With Alexa Google Home
Banggood
$44.76
4 Pcs Proximity Sensor Inductive Switch Inductive Proximity Switch Pnp No Contact Proximity Sensor 3 Wire Normally Open
Everymarket INC
$44.76
4 Pcs Proximity Sensor Inductive Switch Inductive Proximity Switch Pnp No Contact Proximity Sensor 3 Wire Normally Open
Everymarket INC
$22.10
Radiant Momentary Contact Switch, White (TM870STMWCC6), Legrand Radiant Collection
Legrand.us
$22.10
Radiant Momentary Contact Switch, White (TM870STMWCC6), Legrand Radiant Collection
Legrand.us
$236.95
$308.04
Genuine Replacement Parts Cleveland Door Contact Switch Conv Other - 5056328
Shop
23% off
$236.95
$308.04
Genuine Replacement Parts Cleveland Door Contact Switch Conv Other - 5056328
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$19.99
Ring Alarm Contact Sensor
Southern Electronics
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Ring Alarm Contact Sensor
Southern Electronics
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Limit Switch Explained | Types, Working, and Uses - RealPars
Limit Switch Explained | Types, Working, and Uses - RealPars
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Shop Contact Sensor Switch

Sponsored
About our ads
$10.99
Isensor Proximity Switch - Open-Close On-Off Switch - IR Switch
Super Bright LEDs
$10.99
Isensor Proximity Switch - Open-Close On-Off Switch - IR Switch
Super Bright LEDs
$32.40
Belimo | 01ht-5m | Contact Temp Sensor Ntc10kp
Blackhawk Supply
$32.40
Belimo | 01ht-5m | Contact Temp Sensor Ntc10kp
Blackhawk Supply
$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
28K+
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
$9.99
Baomain 1-10mm Capacitance Proximity Sensor Switch AC NO AC 90-250V 200Ma LJC18A3-B-J/EZ
Amazon.com
10
$9.99
Baomain 1-10mm Capacitance Proximity Sensor Switch AC NO AC 90-250V 200Ma LJC18A3-B-J/EZ
Amazon.com
$93.56
Leviton Mds10-Idw Occupancy Sensor Wall Switch
Gordon Electric Supply
$93.56
Leviton Mds10-Idw Occupancy Sensor Wall Switch
Gordon Electric Supply
$24.99
Switchbot Contact Sensor
delupe.com
Free shipping
$24.99
Switchbot Contact Sensor
delupe.com
$44.99
Leviton Decora 120/277-Volt Wall Switch Occupancy Sensor, ODS10-IDE, Black
Amazon.com
451
Free shipping
$44.99
Leviton Decora 120/277-Volt Wall Switch Occupancy Sensor, ODS10-IDE, Black
Amazon.com
$50.95
Leviton Ods06-Idw Sensor Wall Switch
Gordon Electric Supply
$50.95
Leviton Ods06-Idw Sensor Wall Switch
Gordon Electric Supply
$125.26
Security Door Controls Door Position Sensor (DPS) Concealed Magnetic Contact DPDT Double Pole Double Throw MC-4M-2-U
DkHardware.com
$125.26
Security Door Controls Door Position Sensor (DPS) Concealed Magnetic Contact DPDT Double Pole Double Throw MC-4M-2-U
DkHardware.com
$47.27
$59.09
Convotherm 5056328 Door Contact Switch Convotherm
WebstaurantStore
20% off
$47.27
$59.09
Convotherm 5056328 Door Contact Switch Convotherm
WebstaurantStore
$126.00
TS-PT100 CONTACT SENSOR-TS2229 EFECTOR - Sensors & Switches & Temperature Switch Supplies
Radwell.com
$126.00
TS-PT100 CONTACT SENSOR-TS2229 EFECTOR - Sensors & Switches & Temperature Switch Supplies
Radwell.com
$19.99
Versatile Open Door / Contact Sensor
WebstaurantStore
17
$19.99
Versatile Open Door / Contact Sensor
WebstaurantStore
$81.77
Cleveland Controls AFS-405-121 SPDT Gold Contact Air Pressure Sensing Switch (.05" - 12.0" W.C.) | Supplyhouse.Com
SupplyHouse.com
$81.77
Cleveland Controls AFS-405-121 SPDT Gold Contact Air Pressure Sensing Switch (.05" - 12.0" W.C.) | Supplyhouse.Com
SupplyHouse.com
$5.80
Uxcell Wired Door Contact Sensor NC Surface Mount Magnetic Reed Switch Black | Harfington
harfington
$5.80
Uxcell Wired Door Contact Sensor NC Surface Mount Magnetic Reed Switch Black | Harfington
harfington
$12.09
Uxcell 1-15mm Inductive Proximity Sensor Switch Detector NO AC 110-220V AC 90-250V 500Ma 2-Wire PR30-15AO | Harfington
harfington
16
$12.09
Uxcell 1-15mm Inductive Proximity Sensor Switch Detector NO AC 110-220V AC 90-250V 500Ma 2-Wire PR30-15AO | Harfington
harfington
$96.00
Allen-Bradley 872C-DH4NP12-D4 Proximity Sensor 3-W DC 4mm N.O. D
PLCHardware.com
$96.00
Allen-Bradley 872C-DH4NP12-D4 Proximity Sensor 3-W DC 4mm N.O. D
PLCHardware.com
$245.82
CM-PC-ADC SENSOR SWITCH - Sensors & Switches & Current Sensor Supplies
Radwell.com
$245.82
CM-PC-ADC SENSOR SWITCH - Sensors & Switches & Current Sensor Supplies
Radwell.com
$6.29
Uxcell Home Wired Alarm Security Magnetic Door Contact Reed Sensor Switch White 2 Sets | Harfington
harfington
$6.29
Uxcell Home Wired Alarm Security Magnetic Door Contact Reed Sensor Switch White 2 Sets | Harfington
harfington