SafeHouseHub
10pcs HC-34A NC Recessed Wired Gate Contact Sensor Alarm Magnetic Reed Switch SALE

10pcs HC-34A NC Recessed Wired Gate Contact Sensor Alarm Magnetic Reed Switch

$19.71$23.19
  • Condition: New
  • Ships from: US
  • Seller: gadgetszone (99.5% positive)
View this item on eBay

SafeHouseHub is reader-supported. When you buy through links on this page we may earn an affiliate commission from eBay, at no additional cost to you. Read our affiliate disclosure.

About this item

Description: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. Specification:Product Name: Magnetic Door SwitchModel: HC-34AContact Type: NC (Normally Closed)Actuation Distance: 10-15mmMax. Current: 0.3AMax. Contact Power: 3WWorking Voltage: DC28VSize(Approx): 14 x 6.5mm, 12 x 6mm(H*W) Cable Length(Each): 25cm / 9.

Similar items

View