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10pcs NC Recessed Wired Door Window Sensor Magnetic Switch for Home Security Alarm System
$8.99
Sonew 10pcs NC Recessed Wired Door Window Sensor Magnetic Switch for Home Security Alarm System
- Product Name: Embedded magnetic switch; Color: white; Net weight: 91 grams; Shell material: ABS.
- No external power supply is needed, and the GND and N.C ports of wired or wireless alarm control panel are directly connected.
- Suitable for door and window safety. Not suitable for iron doors, it will reduce the magnetism of the sensor.
Features: Magnets are usually close to each other, which is normal statement. Close = short circuit = create a path for the current. The magnets are close together and the switch is off. And the switch and magnet are separated, and the switch is open. No external power supply is needed, and the GND and N.C ports of wired or wireless alarm control panel are directly connected. Not suitable for iron doors, it will reduce the magnetism of the sensor.
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Carrier: UPS/FedEx/USPS. Delivery Timescale: More than 90% of orders arrive in 10 business days after despatch.
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The following conditions must be met:
1. Items must be returned within 30 days after the purchase date.
2. Items must be unworn, undamaged and in original packaging.
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