LiftMaster LM-LSA Limit Switch Kit for Central Motors

Limit Switch Kit for LiftMaster LM-1600 to LM-3600 Central Motors

The LiftMaster LM-LSA is a replacement limit switch assembly designed for use with LiftMaster central motor models, including LM-1600, LM-2000, LM-2800, and LM-3600 series. This kit allows precise control of open and close positions in rolling steel or grille-type doors, ensuring reliable and safe door operation in commercial and industrial settings. The LM-LSA mounts directly to the motor and enables fine adjustment of travel limits using mechanical cams, helping protect the motor and door hardware from overtravel or mechanical stress.

Key Features

• Electromechanical limit switch assembly for LiftMaster central motors
• Compatible with LM-1600, LM-2000, LM-2800, and LM-3600 models
• Provides precise open/close limit control
• Durable design with mechanical cams for adjustable travel points
• Helps prevent damage by stopping the door at the programmed endpoints
• Genuine LiftMaster® replacement part
• Required for safe and compliant operator function
• Always verify compatibility with your operator manual before ordering

Technical Specifications

• Model: LM-LSA
• Function: Open/close limit switch assembly
• Mount Type: Direct-mount to central motor assembly
• Switch Type: Electro-mechanical
• Compatibility: LM-1600, LM-2000, LM-2800, LM-3600 (and HV variants)
• Application: Commercial and industrial rolling door systems
• Brand: LiftMaster®

Conclusion

The LiftMaster LM-LSA Limit Switch Kit is an essential component for accurate and reliable control of LiftMaster central motor-driven rolling doors. Whether replacing a damaged unit or completing a new install, this OEM-grade switch assembly ensures long-term durability and safety compliance in commercial perimeter applications.