![Amazon.com: Reed Switch Developments Corp., 2005-1900-10K, Magnetic Reed Sensor + Actuator Kit, Plastic, SPDT - Form C, 20W 150V 1A, Qty: 1 Kit : Industrial & Scientific Amazon.com: Reed Switch Developments Corp., 2005-1900-10K, Magnetic Reed Sensor + Actuator Kit, Plastic, SPDT - Form C, 20W 150V 1A, Qty: 1 Kit : Industrial & Scientific](https://m.media-amazon.com/images/I/71Xw1aQTNhL._AC_UF1000,1000_QL80_.jpg)
Amazon.com: Reed Switch Developments Corp., 2005-1900-10K, Magnetic Reed Sensor + Actuator Kit, Plastic, SPDT - Form C, 20W 150V 1A, Qty: 1 Kit : Industrial & Scientific
![Amazon.com: Taidacent 2 Way 12V Reed Relay Switch Magnetic Reed Switch Module Magnetic Control AC Switch Magnetic Reed Sensor : Industrial & Scientific Amazon.com: Taidacent 2 Way 12V Reed Relay Switch Magnetic Reed Switch Module Magnetic Control AC Switch Magnetic Reed Sensor : Industrial & Scientific](https://m.media-amazon.com/images/I/51mgYl60nsL._AC_UF894,1000_QL80_.jpg)
Amazon.com: Taidacent 2 Way 12V Reed Relay Switch Magnetic Reed Switch Module Magnetic Control AC Switch Magnetic Reed Sensor : Industrial & Scientific
![Amazon.com: Taidacent 12V Reed Switch Relay Module Magnetic Control AC 220V Switch Magnetic Control Reed Switch Sensor 12 Volt Reed Relay : Industrial & Scientific Amazon.com: Taidacent 12V Reed Switch Relay Module Magnetic Control AC 220V Switch Magnetic Control Reed Switch Sensor 12 Volt Reed Relay : Industrial & Scientific](https://m.media-amazon.com/images/I/31m2tQ+iswL._AC_UF894,1000_QL80_.jpg)
Amazon.com: Taidacent 12V Reed Switch Relay Module Magnetic Control AC 220V Switch Magnetic Control Reed Switch Sensor 12 Volt Reed Relay : Industrial & Scientific
![Amazon.com: Aoje-Link 2Sets RC-31 Magnetic Reed Switch Normally Open Closed NC + NO Door Alarm Window Security, Magnetic Door Switch, Magnetic Contact Switch : Industrial & Scientific Amazon.com: Aoje-Link 2Sets RC-31 Magnetic Reed Switch Normally Open Closed NC + NO Door Alarm Window Security, Magnetic Door Switch, Magnetic Contact Switch : Industrial & Scientific](https://m.media-amazon.com/images/I/41hqyikTvOL._SR600%2C315_PIWhiteStrip%2CBottomLeft%2C0%2C35_PIStarRatingFOUR%2CBottomLeft%2C360%2C-6_SR600%2C315_ZA5%2C445%2C290%2C400%2C400%2CAmazonEmberBold%2C12%2C4%2C0%2C0%2C5_SCLZZZZZZZ_FMpng_BG255%2C255%2C255.jpg)
Amazon.com: Aoje-Link 2Sets RC-31 Magnetic Reed Switch Normally Open Closed NC + NO Door Alarm Window Security, Magnetic Door Switch, Magnetic Contact Switch : Industrial & Scientific
![Amazon.com: Taidacent 2 Way 12V Reed Relay Switch Magnetic Reed Switch Module Magnetic Control AC Switch Magnetic Reed Sensor : Industrial & Scientific Amazon.com: Taidacent 2 Way 12V Reed Relay Switch Magnetic Reed Switch Module Magnetic Control AC Switch Magnetic Reed Sensor : Industrial & Scientific](https://m.media-amazon.com/images/I/51IYo+rXH+L._AC_UF894,1000_QL80_.jpg)
Amazon.com: Taidacent 2 Way 12V Reed Relay Switch Magnetic Reed Switch Module Magnetic Control AC Switch Magnetic Reed Sensor : Industrial & Scientific
![Amazon.com: ERSIQI Magnetic Switch& Garage Door Sensor Replacement&Magnetic Reed Switch& Window Alarm sensors& Magnetic Door Switch& NO/NC Proximity Switch &Mag Switch &Cabinet Door switch12V : Industrial & Scientific Amazon.com: ERSIQI Magnetic Switch& Garage Door Sensor Replacement&Magnetic Reed Switch& Window Alarm sensors& Magnetic Door Switch& NO/NC Proximity Switch &Mag Switch &Cabinet Door switch12V : Industrial & Scientific](https://m.media-amazon.com/images/I/61Ah0t0jWiL.jpg)
Amazon.com: ERSIQI Magnetic Switch& Garage Door Sensor Replacement&Magnetic Reed Switch& Window Alarm sensors& Magnetic Door Switch& NO/NC Proximity Switch &Mag Switch &Cabinet Door switch12V : Industrial & Scientific
![Amazon.com: Taidacent 12V Reed Switch Relay Module Magnetic Control AC 220V Switch Magnetic Control Reed Switch Sensor 12 Volt Reed Relay : Industrial & Scientific Amazon.com: Taidacent 12V Reed Switch Relay Module Magnetic Control AC 220V Switch Magnetic Control Reed Switch Sensor 12 Volt Reed Relay : Industrial & Scientific](https://m.media-amazon.com/images/I/51dVPNNnZqL._AC_UF894,1000_QL80_.jpg)
Amazon.com: Taidacent 12V Reed Switch Relay Module Magnetic Control AC 220V Switch Magnetic Control Reed Switch Sensor 12 Volt Reed Relay : Industrial & Scientific
![Amazon.com: 3X Magnetic Reed Switch Normally Open Closed NC NO Door Alarm Window Security/Magnetic Door Switch/Magnetic Contact Switch/Reed Switch,to DC 5V Light : Industrial & Scientific Amazon.com: 3X Magnetic Reed Switch Normally Open Closed NC NO Door Alarm Window Security/Magnetic Door Switch/Magnetic Contact Switch/Reed Switch,to DC 5V Light : Industrial & Scientific](https://m.media-amazon.com/images/I/61FzE7IpDeL._AC_UF894,1000_QL80_.jpg)
Amazon.com: 3X Magnetic Reed Switch Normally Open Closed NC NO Door Alarm Window Security/Magnetic Door Switch/Magnetic Contact Switch/Reed Switch,to DC 5V Light : Industrial & Scientific
![Amazon.com: Taidacent 12V Reed Switch Relay Module Magnetic Control AC 220V Switch Magnetic Control Reed Switch Sensor 12 Volt Reed Relay : Industrial & Scientific Amazon.com: Taidacent 12V Reed Switch Relay Module Magnetic Control AC 220V Switch Magnetic Control Reed Switch Sensor 12 Volt Reed Relay : Industrial & Scientific](https://m.media-amazon.com/images/I/41cr1zXFiDL._AC_UF894,1000_QL80_.jpg)
Amazon.com: Taidacent 12V Reed Switch Relay Module Magnetic Control AC 220V Switch Magnetic Control Reed Switch Sensor 12 Volt Reed Relay : Industrial & Scientific
![Amazon.com: Reed Switch Developments Corp., 2060-1900-10K, Magnetic Reed Sensor + Actuator Kit, Plastic, SPST - Form B, 20W 150V 1A, Qty: 1 Kit : Industrial & Scientific Amazon.com: Reed Switch Developments Corp., 2060-1900-10K, Magnetic Reed Sensor + Actuator Kit, Plastic, SPST - Form B, 20W 150V 1A, Qty: 1 Kit : Industrial & Scientific](https://m.media-amazon.com/images/I/71REIUrdbVL._AC_UF1000,1000_QL80_.jpg)
Amazon.com: Reed Switch Developments Corp., 2060-1900-10K, Magnetic Reed Sensor + Actuator Kit, Plastic, SPST - Form B, 20W 150V 1A, Qty: 1 Kit : Industrial & Scientific
![HiLetgo 5pcs SIP-1A05 Reed Switch Relay 5V SIP-1A05 Reed Relay Switch 4 Pins DC Resistance 450~550ohm: Amazon.com: Industrial & Scientific HiLetgo 5pcs SIP-1A05 Reed Switch Relay 5V SIP-1A05 Reed Relay Switch 4 Pins DC Resistance 450~550ohm: Amazon.com: Industrial & Scientific](https://m.media-amazon.com/images/I/51sF-24kqIL._AC_UF1000,1000_QL80_.jpg)
HiLetgo 5pcs SIP-1A05 Reed Switch Relay 5V SIP-1A05 Reed Relay Switch 4 Pins DC Resistance 450~550ohm: Amazon.com: Industrial & Scientific
![Amazon.com: Taidacent 6-24V Magnetic Control Reed Switch Module Reed Switch Relay Magnetic Reed Sensor Door Switch 220v : Industrial & Scientific Amazon.com: Taidacent 6-24V Magnetic Control Reed Switch Module Reed Switch Relay Magnetic Reed Sensor Door Switch 220v : Industrial & Scientific](https://m.media-amazon.com/images/I/519XjASOD6L._AC_UF894,1000_QL80_.jpg)
Amazon.com: Taidacent 6-24V Magnetic Control Reed Switch Module Reed Switch Relay Magnetic Reed Sensor Door Switch 220v : Industrial & Scientific
![Amazon.com: BNYZWOT 5Sets Magnetic Reed Switch Normally Open Closed NC NO Door Alarm Window Security/Magnetic Door Switch/Magnetic Contact Switch/Reed Switch for GPS,Alarm or Other Device,DC 5V 12V 24V Light : Industrial & Amazon.com: BNYZWOT 5Sets Magnetic Reed Switch Normally Open Closed NC NO Door Alarm Window Security/Magnetic Door Switch/Magnetic Contact Switch/Reed Switch for GPS,Alarm or Other Device,DC 5V 12V 24V Light : Industrial &](https://m.media-amazon.com/images/I/71vdy8N7IYL._AC_UF1000,1000_QL80_.jpg)
Amazon.com: BNYZWOT 5Sets Magnetic Reed Switch Normally Open Closed NC NO Door Alarm Window Security/Magnetic Door Switch/Magnetic Contact Switch/Reed Switch for GPS,Alarm or Other Device,DC 5V 12V 24V Light : Industrial &
![Amazon.com: Magnetic Reed Switch RC-36 NC/NO Recessed Wired Door Window Alarm, Magneti Door Switch, Contact Sensor, for Home Security and Burglar Alarm Systems, Sets of 3 : Tools & Home Improvement Amazon.com: Magnetic Reed Switch RC-36 NC/NO Recessed Wired Door Window Alarm, Magneti Door Switch, Contact Sensor, for Home Security and Burglar Alarm Systems, Sets of 3 : Tools & Home Improvement](https://m.media-amazon.com/images/I/51cXQ8fbS7L.jpg)
Amazon.com: Magnetic Reed Switch RC-36 NC/NO Recessed Wired Door Window Alarm, Magneti Door Switch, Contact Sensor, for Home Security and Burglar Alarm Systems, Sets of 3 : Tools & Home Improvement
![Amazon.com: Taidacent 2 Way 12V Reed Relay Switch Magnetic Reed Switch Module Magnetic Control AC Switch Magnetic Reed Sensor : Industrial & Scientific Amazon.com: Taidacent 2 Way 12V Reed Relay Switch Magnetic Reed Switch Module Magnetic Control AC Switch Magnetic Reed Sensor : Industrial & Scientific](https://m.media-amazon.com/images/I/411aeFHbF0L._AC_UF894,1000_QL80_.jpg)
Amazon.com: Taidacent 2 Way 12V Reed Relay Switch Magnetic Reed Switch Module Magnetic Control AC Switch Magnetic Reed Sensor : Industrial & Scientific
![Amazon.com: DIYhz Reed Switch GPS-11A 11mm Plastic Anti-Interference Normally Open Magnetic Control Switch 10PCS : Industrial & Scientific Amazon.com: DIYhz Reed Switch GPS-11A 11mm Plastic Anti-Interference Normally Open Magnetic Control Switch 10PCS : Industrial & Scientific](https://m.media-amazon.com/images/I/61rz1W--LpL.jpg)