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, ideal for metal door and window.
Product Name: Magnetic Door Switch
Contact Type: NC (Normally Closed)
Actuation Distance: 10-15mm
Max. Current: 0.3A
Max. Contact Power: 3W
Working Voltage: DC28V
Size(Approx): 14 x 6.5mm, 12 x 6mm(H*W)
Cable Length(Each): 25cm / 9.8-inch
Material: ABS (Housing), Metal
Wire Type: 1007UL#24AWG
Color: White, Silver Tone
Net Weight: 50g
10pcs x Magnetic Door Switch
Note: Door magnetic induction can only provide a switch signal to the controller, which can not directly load the power, nor directly connect the lamp!
- ABS Normally Closed Door Contact Switch
- 0.3A Maximum Switch Current
- Will make Sense Door Closer at Roughly 10-15mm
- This Contact Works with Any Access Control or Burglar Alarm System Available
- 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 ).