LiftMaster K77-37854 Operator Housing Cover for RSW12UL

Operator Housing Cover for LiftMaster RSW12U/UL Swing Gate Systems

The LiftMaster K77-37854 is a genuine replacement operator cover housing box designed to restore the protective enclosure of RSW12U and RSW12UL swing gate operators. Built to match original specifications, this OEM housing safeguards internal components from weather and debris while maintaining UL325 safety compliance. Ideal for replacing damaged or worn enclosures, the K77-37854 ensures continued reliability and operational integrity in residential and light commercial gate systems.

Key Features

• Genuine LiftMaster® replacement housing cover
• Compatible with RSW12U and RSW12UL swing gate operators
• Restores original enclosure protection and weather resistance
• Maintains UL325 compliance when properly installed
• Durable construction for long-lasting outdoor performance
• OEM fit and finish for seamless replacement

Technical Specifications

• Model Number: K77-37854
• Application: Replacement cover housing
• Compatibility: LiftMaster RSW12U, RSW12UL
• Material: Weather-resistant composite
• Includes: Housing box only (no internal components)
• Manufacturer Notice: Always verify fitment using official parts diagram or manual

Conclusion

The LiftMaster K77-37854 Operator Cover Housing Box is an essential replacement part for restoring the protective enclosure of RSW12U/UL swing gate operators. Designed for weather resistance and long-term durability, it preserves system performance and safety compliance in critical gate installations.