Intermatic - IOS-DSIF-WH - Residential In-Wall PIR Occupancy Sensor, White 2045A-SAM With a check valve

With a check valve

Intermatic L5F13Y3DG2 Surge Protective Device

Valve Size: 1 1/2 in

Optional advanced electrical noise filter (UL 1283)

Valve Type: Anti-Siphon

Intermatic - IOS-DSIF-WH - Residential In-Wall PIR Occupancy Sensor, White 2045A-SAM With a check valveSpec Sheet Install Manual The passive infrared sensors work by detecting the difference between heat emitted from the human body in motion and the background space. The sensor switch can turn a load ON and hold it as long as the sensor detects occupancy. After no motion is detected for the set time delay, the load turns OFF automatically. The sensor switch has one relay (equal to single pole switch), it also includes Ambient Light Level Sensor.