Liftmaster 475LM Evercharge BackUp System 12V 4Ah UPS Battery

Model Description: 475LM Evercharge 12V 4.5Ah (F1) Replacement Battery Compatibility: DJW12-4.5, GB12-4.2, CP1250, CA1240, UB1245 (D5741), 6FM4.5, UB1250 (D5741) Condition: Brand new, fresh stock Includes: (1) Battery - 12V 4.5Ah F1 for 475LM Evercharge Warranty: 1 Year Replacement Warranty Lifetime expectancy: 3-5 years Manufacturer: UPS.. The LiftMaster 475LM Evercharge Battery Backup Standby Power System works with LiftMaster models 2500, 3500, 3800, 8500. When the power goes out, this battery backup system operates the garage door opener as if the power was still on

The Liftmaster 475LM provides a battery backup for your opener. Even when the power goes out, your garage door will still open up to 20 times. It works with the Estate Series models 2500B, 2500D and 3500 and the Jackshaft 3800 opener. All units will ship USPS priority. If you are ordering over 15 units, you may call to schedule common carrier.. The LIFTMASTER Garage Door Openers 475LM EverCharge Battery Backup System is very simple to install and can be used with the LiftMaster 3800 Jackshaft Garage Door Opener and Estate Series Models 2500, 2500B, 2500D, 3500, 8500.