LiftMaster K77-39427 Gray Cover for RSL12UL Operators

RSL12UL 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 required for UL 325 safety compliance and dependable access control performance.

Key Features

• UL 325 compliant gray replacement cover for restoring operator housing protection
• Compatible with LiftMaster RSL12UL series commercial gate operators
• Helps shield internal components from weather, debris, and incidental damage
• Restores the operator enclosure after cover cracking, wear, or service removal
• Compatibility note: confirm your exact operator model in the manual or parts diagram before ordering

Technical Specifications

• Part Number: K77-39427
• Item Type: Operator cover / housing cover
• Color: Gray
• Compatible Operators: LiftMaster RSL12UL series commercial gate operators
• Application: Replacement cover for UL325 housing protection and compliance
• Condition: Genuine LiftMaster replacement part

Conclusion

The LiftMaster K77-39427 Gray Cover is the correct replacement when an RSL12UL series operator housing needs to be restored for protection and compliance. Elite supplies genuine LiftMaster replacement parts that help keep commercial perimeter gate systems protected and operating as intended.