NO&NC 3 Wires Magnetic Garage Door Contacts Heavy Duty Alarm Switch Sensor for Roller Shutter with Adjustable Bracket

Overview

• Color : Silver
• Brand : GAGALOR
• Power Source : DC
• Compatible Devices : Home Security Systems
• Voltage : 28 Volts

About this item

• 3 wires NO&NC, both with normally open and normally closed type for you choosing
• Over 40mm large operation distance , suitable for most garage door, roller shutter, gate
• L adjustable bracket included, for magnet easy mounting
• Heavy duty high strength metal housing
• For home burglar alarm system, important kits of home security
• 15" stainless steel armoured cable, for good wires protection