Alarm Contacts

White & Brown 3/8" Recessed Wired Door Window Alarm Contact Terminal (10/20/50 Pack) 3/8" Door Contacts with Magnet Works for all alarm systems...

Overhead Door Garage Roll-Up Shutter Security Alarm Contact Sensor MPN: DT-3012 Condition: New Overhead Mounted Switch with Magnet Heavy Duty Rol...

White 3/8" Plunger Contact Door Window Alarm Switch Adjustable (10/20/50 Pack) 3/8" Diameter Mounting Hole needed 3 mm pre-travel stroke and 7mm ov...

White or Brown 3/8" Recessed Wired Security Door Window Alarm Contact (10/20/50 Pack) 3/8" Door Contacts with Magnet Works for all alarm systems th...

Overhead Door Garage Floor Switch Sensor Security System Alarm Contact MPN: DT-3016 Condition: New Overhead Door Contact or Switch with magnet an...

White 3/4" Recessed Switch Ball Window Door Alarm Contact (10/20/50 Pack) Plunger style contacts Perfect for doors or windows No magnet to be insta...

White Magnetic Pill Door Window Security Alarm Contact Terminal (10/20/50 Pack) Size: 1-1/8" x 7/16" x 1/4" Operate 3/4" Gap minimum 3M Adhesive E...

White & Brown Securiy Alarm Contact Surface Mount Home Switch Sensor (10/20/50 Pack) Surface wired magnetic contact Mini Stick-on contact with...

White & Brown 3/8" Recessed Mount Alarm Magnetic Contact Switch (10/20/50 Pack) Ideal for tight fitting window frames where you cannot drill a ...

Overhead Door Garage Roll-Up Shutter Security Alarm Contact Sensor Overhead Mounted Switch with Magnet Heavy Duty Roller Shutter Contact Magnet Mou...

White Recessed 1" Alarm Contact Switch 1.5" Gap Home Security (10 Pack) 1" Diameter Press Fit Steel Door Contact Wide Operating Gap 1.5" min. Easy ...

Overhead Door Garage Roll-Up Shutter Security Alarm Contact Sensor MPN: DT-3012 Condition: New (Open Box)(No returns, item has been tested and in ...