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Liftmaster 41A4373A Safety Beam Kit This easy to install Liftmaster Safety Beam Kit Part # 41A4373A is the replacement for garage door openers that currently have sensors installed manufactured between 1993 to 1997 that have a green indicator light on both of the sensors. Each sensor has a green light and a bolt that runs right through the center of each sensor. If your sensors have a green light on one sensor and an orange light on the other you need the 41a5034 sensors. This kit includes 1-sending unit 1-receiving unit Wire connectors and instruction. There are no brackets included.
- For garage door openers that currently have sensors installed
- 41A4373A sensors are compatible with LiftMaster and chamberlain brand from 1993 – late 1990’s
- Each sensor has a green light and a bolt that runs right through the center of each sensor
- Designed to splice into your existing wires
- Includes 1-sending unit 1-receiving unit wire connectors and instructions – no brackets