The LiftMaster CPS-RPEN4 Monitored Retro-Reflective Photo Eye is a door monitor designed for commercial garage use. It is compatible with LiftMaster brand products and operates on 24V voltage. The photo eye is made of aluminum, plastic, and metal materials, with dimensions of 3.8 inches in height and 1.4 inches in width. This product provides a reliable solution for ensuring the safe operation of commercial garage doors by monitoring the presence of objects in the door's path using retro-reflective technology.
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