10Pcs Wired Door dow Sensor , Home Alarm System Sensor, No External Power Needed, Normally Closed with 15mm Working Distance, for Home Security
$13.09
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About this item
NO EERNAL NEED: Our wired door window sensor magnetic switch connects directly to the GND and N.C ports of wired or cordless alarm control panels, eliminating the need for additional power sources. This seamless integration with your existing security system.
REBLE SECURI : Featuring a normally closed () switch design, this sensor creates a current path when magnets are close together (switch off) and opens the circuit when separated (switch on), providing inst alerts for unauthorized entry.
WI TIBILI: Designed for non-iron doors and wind, these sensors work with most alarm systems. The 15mm working distance and 1 million operation lifespan ensure long-term reliability for home, office, or commercial use.
ATION: Each package includes 10 pairs of sensors with pre-wired connections. The compact 91g design all discreet placement on doors/wind without compromising aesthetics.
EHEIVE K You'll receive 10 complete sets of magnetic switches (switch magnet pairs) with detailed specifications: 300mA load current, 100V switching pressure, and industrial-grade durability for peace of mind.
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