EMX Retro-Reflective Photo Eye | EMX-IRB-RET2 7851051 The LiftMaster Fire Control LM21AFCB

The LiftMaster Fire Control LM21AFCB Release Device is a UL/ULC-listed normally energized

Release Functionality: This assembly includes a release feature

ensuring that it continues to function seamlessly during power outages

: Up to 20 ft gate leaf

Includes 5 left hand and 5 right hand cut tape sections for anti-slip top of wedge plate

EMX Retro-Reflective Photo Eye | EMX-IRB-RET2 7851051 The LiftMaster Fire Control LM21AFCBEMX Retro Reflective Photo Eye EMX IRB RET2 The IRB RET2 retroreflective, infrared photo eye is an external entrapment protection device type B1, a non contact sensor for use with automatic gates and doors. The reflector directs the beam back to the photoeye, therefore, wiring to the other side of the roadway is not needed. The IRB RET2 is compatible with most operators that accommodate monitored external entrapment devices per UL325. (Six monitoring