Check the listing for details. LiftMaster CPS-UN4 Commercial Door Operators Protector System Mounting Brackets. Condition: New. Listed at 189.95 USD. LiftMaster CPS-UN4 Commercial Door Operators Protector System Mounting Brackets LiftMaster CPS-UN4 Commercial Door Operators Protector System Mounting BracketsLiftmaster CPS-UN4 Commercial Protector System Liftmaster CPS-UN4 Commercial Protector System (CPS-UN4) provide primary monitored entrapment protection for LiftMaster’s Commercial Door Operators. The heavy–duty metal housing and brackets are durable and weatherproof and can be used for indoor or outdoor applications. Our photoelectric eyes and edge sensor models are UL/cUL Listed for use with all LiftMaster Commercial Door Operators. The CPS-UN4 can be used as a primary and/or ancillary entrapment device and meets UL 325 2010 safety standards. • Heavy-duty housing for industrial applications • NEMA 4 enclosure protects against direct spray • Dual-sided infrared sensors • For indoor/outdoor use • Maximum range of 45 feet • Solid sensor lights indicate correct sensor alignment • Yellow safety housing provides visibility for industrial environments Liftmaster CPS-UN4 Commercial Protector System is compatible with UL 325 that requires all commercial door operators to be either constant pressure to close or be equipped with a primary external monitored entrapment protection device. The CPS-UN4 meets this requirement. Failure to use the appropriate sensor or failure to install the sensor properly, may expose the installer and customer to liability, should an accident occur. PRODUCT SPECIFICATIONS Standard Specifications Dimensions: - Length: (54mm/2.125"). - Width: (44mm/1.75") . - Height: (94mm/3.625"). CARTON Dimensions: - Height: 4.125". - Width: 7.875". - Length: 7". - Weight: 2.6 lbs. WARRANTY One year limited warranty. Technical Specifications Technical Data Range Version: 13.7m/45ft. Outdoor Rating IP67, NEMA 4 Temperature Range -20C° to +65C, -4F° to +149F° Terminal Interface 2-wire, monitored, (polarized), 2.75ft. Configuration 1 Emitter, 1 Receiver Transmitter/Emitter Yellow LED Receiver Green LED Payments & Returns Policy