![30-10071 Spdt N.o./n.c. Magnetic Reed Switch (1): Camera And Photography Products: Amazon.com: Tools & Home Improvement 30-10071 Spdt N.o./n.c. Magnetic Reed Switch (1): Camera And Photography Products: Amazon.com: Tools & Home Improvement](https://m.media-amazon.com/images/I/51o0KvzkrJL._AC_UF894,1000_QL80_.jpg)
30-10071 Spdt N.o./n.c. Magnetic Reed Switch (1): Camera And Photography Products: Amazon.com: Tools & Home Improvement
![Amazon.com: Bstinay AC110-220V Door Window Reed Switch Black Normally Open Magnetic Door Contacts Switch : Electronics Amazon.com: Bstinay AC110-220V Door Window Reed Switch Black Normally Open Magnetic Door Contacts Switch : Electronics](https://m.media-amazon.com/images/I/61IWU10jccL._AC_UF1000,1000_QL80_.jpg)
Amazon.com: Bstinay AC110-220V Door Window Reed Switch Black Normally Open Magnetic Door Contacts Switch : Electronics
![Amazon.com: Cylewet 15Pcs Reed Switch with Gilded Lead Normally Open (N/O) Magnetic Induction Switch Electromagnetic for Arduino (Pack of 15) CYT1065 : Industrial & Scientific Amazon.com: Cylewet 15Pcs Reed Switch with Gilded Lead Normally Open (N/O) Magnetic Induction Switch Electromagnetic for Arduino (Pack of 15) CYT1065 : Industrial & Scientific](https://m.media-amazon.com/images/I/41Q43M+bMGL._AC_.jpg)
Amazon.com: Cylewet 15Pcs Reed Switch with Gilded Lead Normally Open (N/O) Magnetic Induction Switch Electromagnetic for Arduino (Pack of 15) CYT1065 : Industrial & Scientific
![Amazon.com: WOWOONE 5pcs Plastic Reed Switch Reed Contact Normally Open (N/O) Magnetic Induction Switch (2.5mm×14mm) with 10pcs Small Multi-Use Round Magnets : Industrial & Scientific Amazon.com: WOWOONE 5pcs Plastic Reed Switch Reed Contact Normally Open (N/O) Magnetic Induction Switch (2.5mm×14mm) with 10pcs Small Multi-Use Round Magnets : Industrial & Scientific](https://m.media-amazon.com/images/W/MEDIAX_792452-T1/images/I/51jzh1hQ5CL.jpg)
Amazon.com: WOWOONE 5pcs Plastic Reed Switch Reed Contact Normally Open (N/O) Magnetic Induction Switch (2.5mm×14mm) with 10pcs Small Multi-Use Round Magnets : Industrial & Scientific
![Amazon.com: Reed Switch Developments, 2451-1900-400, Reed Switch/Sensor + Actuator Kit, Aluminum, SPDT - Form C, 20W 150V 1A, Qty: 1 Kit : Industrial & Scientific Amazon.com: Reed Switch Developments, 2451-1900-400, Reed Switch/Sensor + Actuator Kit, Aluminum, SPDT - Form C, 20W 150V 1A, Qty: 1 Kit : Industrial & Scientific](https://m.media-amazon.com/images/W/MEDIAX_792452-T2/images/I/61L8rWkOgfL._AC_UF894,1000_QL80_.jpg)
Amazon.com: Reed Switch Developments, 2451-1900-400, Reed Switch/Sensor + Actuator Kit, Aluminum, SPDT - Form C, 20W 150V 1A, Qty: 1 Kit : Industrial & Scientific
![Amazon.com: BQLZR Cylindrical Plastic Mounted Reed Proximity Switch Magnetic Sensor Pack of 2 : Industrial & Scientific Amazon.com: BQLZR Cylindrical Plastic Mounted Reed Proximity Switch Magnetic Sensor Pack of 2 : Industrial & Scientific](https://m.media-amazon.com/images/I/61H8H9b8wHL._AC_UF1000,1000_QL80_.jpg)
Amazon.com: BQLZR Cylindrical Plastic Mounted Reed Proximity Switch Magnetic Sensor Pack of 2 : Industrial & Scientific
![Amazon.com: 2PCS Pneumatic Air Cylinder Magnetic Reed Switch Sensor Proximity Sensor LED Indicator DC AC 5V- 240V : Industrial & Scientific Amazon.com: 2PCS Pneumatic Air Cylinder Magnetic Reed Switch Sensor Proximity Sensor LED Indicator DC AC 5V- 240V : Industrial & Scientific](https://m.media-amazon.com/images/I/51+LApG02JL._AC_UF1000,1000_QL80_.jpg)
Amazon.com: 2PCS Pneumatic Air Cylinder Magnetic Reed Switch Sensor Proximity Sensor LED Indicator DC AC 5V- 240V : Industrial & Scientific
![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._AC_UF894,1000_QL80_.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: Reed Switch Developments Corp, 2100-1091-100, Magnetic Reed Sensor, Plastic, SPST - Form A, 10W, 170V, 0.5 Amp, Qty: 1, Black : Industrial & Scientific Amazon.com: Reed Switch Developments Corp, 2100-1091-100, Magnetic Reed Sensor, Plastic, SPST - Form A, 10W, 170V, 0.5 Amp, Qty: 1, Black : Industrial & Scientific](https://m.media-amazon.com/images/I/51oDTuJXnzL.jpg)
Amazon.com: Reed Switch Developments Corp, 2100-1091-100, Magnetic Reed Sensor, Plastic, SPST - Form A, 10W, 170V, 0.5 Amp, Qty: 1, Black : Industrial & Scientific
![Amazon.com: DIYhz Reed Switch Reed Reed Magnetic Switch Three Pin Normally Open and Normally Closed Conversion Tongue Reed Glass Seal 2.5 * 14MM 10PCS 10689 : Industrial & Scientific Amazon.com: DIYhz Reed Switch Reed Reed Magnetic Switch Three Pin Normally Open and Normally Closed Conversion Tongue Reed Glass Seal 2.5 * 14MM 10PCS 10689 : Industrial & Scientific](https://m.media-amazon.com/images/I/61Dmb5VOUpL._AC_UF894,1000_QL80_.jpg)
Amazon.com: DIYhz Reed Switch Reed Reed Magnetic Switch Three Pin Normally Open and Normally Closed Conversion Tongue Reed Glass Seal 2.5 * 14MM 10PCS 10689 : 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: Reed Switch Developments, 2250-1301-100, Reed Switch/Sensor, Plastic, SPDT - Form C, 20W, 150V, 1A, Qty: 1, Black : Industrial & Scientific Amazon.com: Reed Switch Developments, 2250-1301-100, Reed Switch/Sensor, Plastic, SPDT - Form C, 20W, 150V, 1A, Qty: 1, Black : Industrial & Scientific](https://m.media-amazon.com/images/W/MEDIAX_792452-T2/images/I/7183vJNUi4L._AC_UF1000,1000_QL80_.jpg)
Amazon.com: Reed Switch Developments, 2250-1301-100, Reed Switch/Sensor, Plastic, SPDT - Form C, 20W, 150V, 1A, Qty: 1, Black : Industrial & Scientific
![Amazon.com: Reed Switch Developments Corp., 2060-1301-900, Magnetic Reed Sensor, Plastic, SPST - Form B, 5W, 175V, 0.25 Amp, Qty: 1 : Industrial & Scientific Amazon.com: Reed Switch Developments Corp., 2060-1301-900, Magnetic Reed Sensor, Plastic, SPST - Form B, 5W, 175V, 0.25 Amp, Qty: 1 : Industrial & Scientific](https://m.media-amazon.com/images/I/51iejjYhm+L._AC_UF1000,1000_QL80_.jpg)
Amazon.com: Reed Switch Developments Corp., 2060-1301-900, Magnetic Reed Sensor, Plastic, SPST - Form B, 5W, 175V, 0.25 Amp, Qty: 1 : Industrial & Scientific
![Amazon.com: HiLetgo 5pcs Glass Seal Reed Switch Normal Close Magnetic Induction Switch Electromagnetic Normal Close Reed Switch N/C SPDT 2.0x14mm for Arduino : Industrial & Scientific Amazon.com: HiLetgo 5pcs Glass Seal Reed Switch Normal Close Magnetic Induction Switch Electromagnetic Normal Close Reed Switch N/C SPDT 2.0x14mm for Arduino : Industrial & Scientific](https://m.media-amazon.com/images/I/61vfY6RgE6L._AC_UF1000,1000_QL80_.jpg)
Amazon.com: HiLetgo 5pcs Glass Seal Reed Switch Normal Close Magnetic Induction Switch Electromagnetic Normal Close Reed Switch N/C SPDT 2.0x14mm for Arduino : Industrial & Scientific
![Amazon.com: Magnetic Reed Switch,Wired Door Window Contact Sensor,Micro Normally Open NO Alarm Reed Switch,10W 100v 0.5A Magnetic Reed Switch to DC 5V 12V 24V Light(2-Pack) : Industrial & Scientific Amazon.com: Magnetic Reed Switch,Wired Door Window Contact Sensor,Micro Normally Open NO Alarm Reed Switch,10W 100v 0.5A Magnetic Reed Switch to DC 5V 12V 24V Light(2-Pack) : Industrial & Scientific](https://m.media-amazon.com/images/I/71Ru-maeENL._AC_UF894,1000_QL80_.jpg)
Amazon.com: Magnetic Reed Switch,Wired Door Window Contact Sensor,Micro Normally Open NO Alarm Reed Switch,10W 100v 0.5A Magnetic Reed Switch to DC 5V 12V 24V Light(2-Pack) : Industrial & Scientific
![Amazon.com: 2Sets 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 : Electronics Amazon.com: 2Sets 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 : Electronics](https://m.media-amazon.com/images/I/614t8OR-X2L._AC_UF1000,1000_QL80_.jpg)
Amazon.com: 2Sets 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 : Electronics
![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: Cylewet 15Pcs Reed Switch with Gilded Lead Normally Open (N/O) Magnetic Induction Switch Electromagnetic for Arduino (Pack of 15) CYT1065 : Industrial & Scientific Amazon.com: Cylewet 15Pcs Reed Switch with Gilded Lead Normally Open (N/O) Magnetic Induction Switch Electromagnetic for Arduino (Pack of 15) CYT1065 : Industrial & Scientific](https://m.media-amazon.com/images/I/516oDnynOBL._AC_UF894,1000_QL80_.jpg)
Amazon.com: Cylewet 15Pcs Reed Switch with Gilded Lead Normally Open (N/O) Magnetic Induction Switch Electromagnetic for Arduino (Pack of 15) CYT1065 : Industrial & Scientific
![Amazon.com: Gebildet 10pcs 4W 3 Pin Reed Switch Reed Contact Normally Open N/O N/C SPDT, Glass Reed Relay Magnetic Induction Switch (2.5mm x 14mm) : Industrial & Scientific Amazon.com: Gebildet 10pcs 4W 3 Pin Reed Switch Reed Contact Normally Open N/O N/C SPDT, Glass Reed Relay Magnetic Induction Switch (2.5mm x 14mm) : Industrial & Scientific](https://m.media-amazon.com/images/I/51E9MOdtarL._AC_UF894,1000_QL80_.jpg)
Amazon.com: Gebildet 10pcs 4W 3 Pin Reed Switch Reed Contact Normally Open N/O N/C SPDT, Glass Reed Relay Magnetic Induction Switch (2.5mm x 14mm) : Industrial & Scientific
![Amazon.com: Gebildet 20pcs Glass Reed Switch Reed Contact Normally Open (N/O) Magnetic Induction Switch (2mm×14mm) with 20pcs Multi-Use Magnetic Sheet : Industrial & Scientific Amazon.com: Gebildet 20pcs Glass Reed Switch Reed Contact Normally Open (N/O) Magnetic Induction Switch (2mm×14mm) with 20pcs Multi-Use Magnetic Sheet : Industrial & Scientific](https://m.media-amazon.com/images/I/614U8vS71CL._AC_UF894,1000_QL80_.jpg)
Amazon.com: Gebildet 20pcs Glass Reed Switch Reed Contact Normally Open (N/O) Magnetic Induction Switch (2mm×14mm) with 20pcs Multi-Use Magnetic Sheet : Industrial & Scientific
![Amazon.com: 2X Magnetic Reed Switch Normally Open Closed NC NO Door Alarm Window Security/Magnetic Door Switch/Magnetic Contact Switch/Reed Switch,to DC 5V 12V Light (white-M38) : Industrial & Scientific Amazon.com: 2X Magnetic Reed Switch Normally Open Closed NC NO Door Alarm Window Security/Magnetic Door Switch/Magnetic Contact Switch/Reed Switch,to DC 5V 12V Light (white-M38) : Industrial & Scientific](https://m.media-amazon.com/images/I/51oMoPMElbL._AC_UF894,1000_QL80_.jpg)
Amazon.com: 2X Magnetic Reed Switch Normally Open Closed NC NO Door Alarm Window Security/Magnetic Door Switch/Magnetic Contact Switch/Reed Switch,to DC 5V 12V Light (white-M38) : Industrial & Scientific
![Amazon.com: Magnetic Reed Switch RC-35 NC/NO Recessed Wired Door Window Alarm, Magneti Door Switch, Contact Sensor, for Home Security and Burglar Alarm Systems,(5 Sets) : Tools & Home Improvement Amazon.com: Magnetic Reed Switch RC-35 NC/NO Recessed Wired Door Window Alarm, Magneti Door Switch, Contact Sensor, for Home Security and Burglar Alarm Systems,(5 Sets) : Tools & Home Improvement](https://m.media-amazon.com/images/I/51+ZXb2LR-L._AC_UF894,1000_QL80_.jpg)
Amazon.com: Magnetic Reed Switch RC-35 NC/NO Recessed Wired Door Window Alarm, Magneti Door Switch, Contact Sensor, for Home Security and Burglar Alarm Systems,(5 Sets) : Tools & Home Improvement
![Amazon.com: Reed Switch Developments, 2020-1710-100, Reed Switch/Sensor, Plastic, SPDT - Form C, 100W, 120V, 3A, Qty: 1, Black : Industrial & Scientific Amazon.com: Reed Switch Developments, 2020-1710-100, Reed Switch/Sensor, Plastic, SPDT - Form C, 100W, 120V, 3A, Qty: 1, Black : Industrial & Scientific](https://m.media-amazon.com/images/I/61MgVIScY9L._AC_UF1000,1000_QL80_.jpg)
Amazon.com: Reed Switch Developments, 2020-1710-100, Reed Switch/Sensor, Plastic, SPDT - Form C, 100W, 120V, 3A, Qty: 1, Black : Industrial & Scientific
![Amazon.com: Portable Magnetic Reed Switch, Magnetic Door Switch, Lightweight Reliable Premium for Window Metal Door : Industrial & Scientific Amazon.com: Portable Magnetic Reed Switch, Magnetic Door Switch, Lightweight Reliable Premium for Window Metal Door : Industrial & Scientific](https://m.media-amazon.com/images/I/61982MTXTqL._AC_UF894,1000_QL80_.jpg)
Amazon.com: Portable Magnetic Reed Switch, Magnetic Door Switch, Lightweight Reliable Premium for Window Metal Door : Industrial & Scientific
![Amazon.com: Gebildet 10pcs Plastic Reed Switch Reed Contact Normally Open (N/O) Magnetic Induction Switch (3mm×14mm) : Industrial & Scientific Amazon.com: Gebildet 10pcs Plastic Reed Switch Reed Contact Normally Open (N/O) Magnetic Induction Switch (3mm×14mm) : Industrial & Scientific](https://m.media-amazon.com/images/I/61BRKNgYMsL._AC_UF894,1000_QL80_.jpg)
Amazon.com: Gebildet 10pcs Plastic Reed Switch Reed Contact Normally Open (N/O) Magnetic Induction Switch (3mm×14mm) : Industrial & Scientific
![Amazon.com: SpzcdZa 2Sets 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: SpzcdZa 2Sets 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/51qicZtqQWL._AC_UF894,1000_QL80_.jpg)