Posts Tagged: battery reserve capacity

What does reserve capacity mean on a car battery?

Understanding Reserve Capacity On A Car Battery: What You Need to Know Automotive batteries are rated in three categories: cold cranking amps, cranking amps and reserve capacity. I’ll cover cold cranking amps, cranking amp in this post and concentrate on just reserve capacity here. The definition of car battery reserve capacity Automotive battery reserve capacity is a rating to give you an idea of how long the battery can be discharged at a rate of 25 amps while still maintaining at least 1.75 volts per cell or 10.5 total volts. … Read More