You MUST confirm dimensions before ordering. We test each battery before shipping and we only ship PERFECT batteries.

Features Absorbent Glass Mat (AGM) technology for superior performance. Valve Regulated, spill proof construction allows safe operation in any position. Power/volume ration yielding unrivaled energy density. Rugged ABS plastic case and cover. Dimensions: 5.50 inches length, 1.865 width, 4.019 height. Approved for by air for D.O.T., A.T.A., F.A.A. and C.A.B certified. U.L recognized under file number MH 20845. 12 volts (six cells in series). 4.20 pounds. Case made of ABS plastic.

Fits and replaces: APC BF500 ERHM650 Power-Sonic Battery PS-1251 FP APC RBC10, APC RBC21, CSB Battery HC1217W, CSB Battery HC1221, CSB Battery HC1221W, CSB Battery PS1251, Interstate Batteries ASLA0093, Powersonic PS1251, Powersonic PS1251FP, Best Power Patriot 250UPS, Best Power Patriot 425UPS, and the Cyber Power Power 99.

This is a UPS battery (Uninterruptable Power Supply battery) .

Item Specifications
Unit Cost:	23.80
Weight:	5.0000 lbs.
Voltage:	12
Capacity:	5.4
Chemistry:	SLA