Buy Free shipping 10pcs circular Door Window Contacts Security Magnetic Reed Spring Switch Alarm Normal close Style Screws only US $11.99.

Free shipping 10pcs circular Door Window Contacts Security Magnetic Reed Spring Switch Alarm Normal close Style Screws

Price US $11.99 11.99 / 10 lot 0% OFF
Rating 4.9 of 5.0
Seller zocokj .com's store

Returns accepted if product not as described, buyer pays return shipping fee; or keep the product & agree refund with seller.

On-time Delivery: Full Refund if product isn't received in delivery time estimated

Specifications

Item Type : Door Magnetic
Brand Name : FCARD
Model Number : MC33
Size : more
Power : AC12V
Communication Interface : Wired
color : white coffee

Details

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This order(NC)
Please choose color
If need NO, 10pcs $28.00(free  shipping)
Specification: 
Working Principle: Magnetic is composed of two parts:a part is permanent magnet and other part is a normally reed switch,when permanent magnet close reed switch(less 5mm), magnetic sensor is working station(short circuit). when magnet separate,it is normal open state.
metals shield  anti-fire ABS
connecting mode: NC(Close is short-circuit R=0)
rated current:300(mA)
rated  voltage:(VDC) 220
operating distance: 15~20mm
power: <10(W)
Dimension:17*11mm(LxD)
Application:access control ,alarm system
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