Liftmaster 850LM Gate Receiver safety-sensor They are specifically designed to

They are specifically designed to reduce service calls and phantom detections

Monitored Output Design: Compliant with UL 325 standards

Connection Options: Cellular

16 facility codes

CBAC vs SB locking options: CBAC includes hydraulic locks

Liftmaster 850LM Gate Receiver safety-sensor They are specifically designed toSecure, High Capacity Receiver for Automatic Gate Openers The LiftMaster 850LM Universal Receiver brings cutting edge wireless functionality to commercial doors and gate operators. With Security+2. 0 technology, this 3 channel receiver operates securely at 315 MHz (default) or 390 MHz, ensuring interference free communication. Capable of managing up to 3 gates or doors, it is compatible with a broad range of LiftMaster remotes and keypads, delivering