Description
BNYZWOT MC-34A NC (Normally Closed) Recessed Window Door Contact Sensor Alarm Magnetic Reed Switch White - (5 Sets)
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- Will make Sense Door Closer at Roughly 10-15mm.
- Work as an anti-theft alarm, ideal for metal door and window.
- White recessed door contacts NC security alarm window sensors with magnetic reed switch and lead wire.
- Max. Current: 0.3A; Max. Contact Power: 3W; Working Voltage: DC28V; Contact Type: NC (Normally Closed).
- 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 ) .
