$12.92

10 x RC-33 NC Wired Door Contact Sensor Alarm Magnet Reed Switch 100V

$114.95

Four Quadrant Photodetector Spot Position Detector 2D with Source Code

$9.89

Motion Sensor DC 5V 24V Light Switch Movement Detector Automatic PIR Sen I

$26.89

Automatic Sliding Door Safety Beam Sensor Door Safety Infrared Anti-Clip Device

$77.81

Automatic Water Leak Detector with Sensors and Shut-off Valve

$9.75

LED Automatic light sensor for outdoor security lighting Dusk to dawn lighting.

$50

New - Leviton ODC0S-I1W Indoor Ceiling Mount Occupancy Sensor

$19.95

SensorSwitch CMR PC Ceiling Mount Occupancy Sensor, On/Off Photocell

$4.99

1-5PCS RC-33 NC/NO Recessed Wired Door Contact Sensor Alarm Magnetic Reed Switch

$12.45

DC8V-50V Photocell Light Sensor Switch For Automatic Switching Lights Control

$12.35

AC 85-265V Maintenance Motion Infrared Sensor Switch For Outdoor 180° Detection

$109.99

LIGHTOLIER ITSEBULA INTELLISIGHT OCCUPANCY SENSING DIMMER SWITCH 120/277V, WHITE