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Ships within 48 hours · Estimated delivery Aug 16 - Aug 21
Widely used for mechanical equipment
Over-load and Short-circuit
Package includes: 60set M6 Mounting Screws (60pcs M6 Screws
5mm x 45mm/1
Features: twisted handle
5pcs HC-34A NC Recessed Wire Gate Contact Sensor Alarm Magnetic Reed Switch Electronics Components Widely used for mechanical equipmentDescription: 1. 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 ). When make order,pls check carefully! 2. These are the door contact sensors that are in use with any and all commercial or residential card access systems as well as all security burglar alarm system. 3. Work as an anti theft alarm, perfect for metal door and window.
US$ 198.00
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