The United Security Products 140-SP Press Fit Hidden Magnetic Contact is a powerful, reliable magnetic contact that easily installs to monitor a door, window, or other opening. Rare Earth Magnets and rhodium metal contacts ensure reliability and allow the sensor to work with a gap of up to 0.75″ inch. Each switch is welded with a solid brass splice in order to provide the strongest connection possible.

Features

• 3/8 Press Fit x 1-1/8”
• .75 Inch Gap
• Super Wide 1.80” Gap
• CC,OC,SPDT
• 24” Lead