LiftMaster CPS-UN4 Monitored Retro-Reflective Photo Eye with Universal Mounting for Safety Reversal, Black

Protect people and property with reliable obstruction detection — the LiftMaster CPS-UN4 monitored retro-reflective photo eye with universal mounting. Ideal for commercial garage door and gate operators, this LiftMaster mounting accessory delivers monitored safety reversal to reduce liability and improve day-to-day operational safety.

The CPS-UN4 (Manufacturer Part Number CPS-UN4) uses a retro-reflective sensor configuration and a universal mounting bracket to speed installation and alignment. Its monitored output communicates faults and status to the operator control board, enabling faster troubleshooting and continuous system monitoring that lowers maintenance time and service calls. The rugged black housing is designed for frequent use in security and surveillance environments such as loading docks, parking garages, and secured entryways.

Installers and facility managers will value the CPS-UN4’s compatibility with standard LiftMaster operators and its role in maintaining compliance with safety reversal codes. Enhance your access control and security systems with a dependable, easy-to-install photo eye. Contact your supplier to add the LiftMaster CPS-UN4 to your next installation or retrofit project.

• Provides dependable safety reversal by detecting obstructions and preventing accidental door or gate closures
• Monitored output enables real-time fault detection and simplifies system troubleshooting
• Retro-reflective photo eye design with universal mounting for quick alignment and faster installations
• Durable black housing built for commercial use, reducing downtime in high-traffic environments
• Compatible with LiftMaster operators and mounting accessories to help meet safety and compliance requirements