Overhead Door Garage Roll-Up Shutter Security Alarm Contact Sensor
MPN: DT-3012
Condition: New
Overhead Mounted Switch with Magnet
Heavy Duty Roller Shutter Contact
Magnet Mounted on adjustable L-Bracket
Wide Operating Gap 3″ minimum
30-3/4″ PVC 22AWG Cable with 21-1/2″ armored sleeve
50mm x 106mm x 50mm for L bracket
105mm x 45mm x 10mm for contact
Not for AC voltage
When the magnet is next to the switch, the loop is closed
When the magnet is pulled away the loop opens
Available in 1 or 2 pack