485 LM Integrated Battery Backup System

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•For use with LiftMaster® models 8360 and 8550 garage door openers (included with openers) and model LM3850 (sold separately)
•Operates the garage door opener as if the power was still on (all safety and security features still operate)
•Standby Power System and opener are one logic board, resulting in better performance in Standby Power mode
•Improved Battery Recovery System

Related Products

product photo LiftMaster Model 8550W

Opener Series: Elite
Opener Drive: Belt
Opener Force: 12V DC
Motor Warranty: Lifetime
Parts Warranty: 5 Years