10pcs RC-33 NC Recessed Wired Window Door Contact Sensor Alarm Magnetic Reed Switch White

Product Details

RC-33 NC Recessed Wired Window Door Contact Sensor Alarm Magnetic Reed Switch

Magnet near together, the switch is closed.
And the switch and magnet is separate, the switch is open.

NC means Normally Closed: When the magnet together, the circuit is conductive( light on ); when the magnet separate, the circuit is not conductive ( light off ).

NC means Normally Closed:When the magnet together, the circuit is conductive( light on ); when the magnet separate, the circuit is not conductive ( light off ).

Each Size(Approx): 17 x 10.6mm / 0.67 x 0.42-inch (H*D)

Cable Length(Each): 25cm / 9.8-inch

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