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Posts Tagged: cranking amps

Cranking amps

What’s the definition of cranking amps? Battery ratings require time and temperature standards To properly rate a battery’s jumping ability, you have to test it at an industry defined temperature, for an industry defined time period, with an industry defined maximum drop in voltage. Here’s the definition of cranking amps: Cranking amps definition Cranking amps (CA) refers to the number of amps a battery can output at 32°F (0°C) for 30-seconds while still maintaining at least 7.2 volts. The reason cranking amps is more important than peak amps is that … Read More


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