• LiftMaster Backup Battery • For Models (8550, 3850 & 8360) • 12 Volt - 4.5 Amp. • Battery Back Up Is Good For 20 open and closes when power is out. 485LMC • Same as Part # 41A6357-1 41A5948 • For common garage door brands such as: SteelCraft, Barcol, Garaga, Overhead Door, Clopay & more. • Door and Lock Surgeon Supply Calgary carry a variety of Calgary garage door batteries to meet your garage door battery Calgary needs.
