liftmaster / chamberlain Liftmaster 41a4373a Garage Door Openers Safety Sensors

The 41A4373A sensors are replacement safety sensors (infrared eye) for 1993-late 1990’s operators with the safety sensor option. Billion code series with the green LED light, not compatible with sensors that have red LED lights, if your sensors have a green light on one sensor and an orange light on the the other, you need the 41A5034 sensors.