LiftMaster LM21AFCB Advanced Fire Control Release Device liftmaster k20-1100 If your gate requires higher

If your gate requires higher capacity (up to 18 ft

and an eco-friendly solar charging system—perfect for remote locations without access to AC power

3Ah backup battery

LiftMaster Counter Weight for 15' Boom

Read Range: Molded Card up to 6” (15

LiftMaster LM21AFCB Advanced Fire Control Release Device liftmaster k20-1100 If your gate requires higherLiftMaster LM21AFCB Advanced Fire Control Release Device The LiftMaster Fire Control LM21AFCB Release Device is a UL ULC listed normally energized, fail safe device incorporating state of the art electronic control circuitry. This release device is designed for manual doors or motorized doors incorporating a reversing electric safety edge to create an automated door closing system, and in conjunction with a temperature fuse link system. The high