LiftMaster LM21XP Extended Performance Release Device K75-40346 CF) Replacement Kit

CF) Replacement Kit

Electro-mechanical automated system with 24 VDC motor and return spring

and optional programmable message(s)

Power Source: 12V DC

Linear MDRG

LiftMaster LM21XP Extended Performance Release Device K75-40346 CF) Replacement KitLiftMaster LM21XP Extended Performance Release Device The LiftMaster LM21XP Release Device is a UL ULC listed normally energized fail safe device designed for use on rolling doors, single slide, center parting level, and inclined track doors. This device is a normally energized fail safe releasing device incorporating state of the art electronic control circuitry. The release device responds to emergency conditions generated from an automatic