The Solar Power Expert Blog

Understanding Battery Ratings

Wednesday, March 23rd, 2011

Amp-hour, Cold Cranking Amps, and Reserve Capacity are the most common battery rating that you’ll see. There is a plethora of other standardized ratings out there for special applications, but for solar applications, you’ll want to pay the most attention to the amp-hour and reserve capacity ratings. These will give you the best estimate as to how long you’ll be able to power a load with a battery.