LiftMaster K77-39427 Gray Cover for RSL12UL Operators plastic-arm Trusted by security professionals and

Trusted by security professionals and perimeter control specialists

Touch-Sensitive Activation: Delivers instant stop or reverse commands upon light contact to enhance safety

Compatibility: LiftMaster SL595GL and select LiftMaster slide gate operators

this low-power detector is perfect for solar-powered gate systems and access control setups with multiple accessories

LiftMaster K77-39427 Gray Cover for RSL12UL Operators plastic-arm Trusted by security professionals andRSL12UL Gray Operator Cover for Commercial Gate Protection The LiftMaster K77 39427 is a genuine gray operator cover designed for LiftMaster RSL12UL series commercial gate operators. The operator cover plays a direct role in perimeter reliability by protecting internal electronics and drive components from weather exposure, dust, and impact that can cause failures or service interruptions. This replacement cover restores the enclosure integrity