Question: what are cold cranking amps in a car battery?
Answer: Cold Cranking Amps (CCA) or Cranking Amps (CA) are ratings used when referring to the current (power) that a car battery can output. The difference between Cold Cranking Amps and Cranking Amps is that CCA is measured at around -18 degrees Celsius while CA is measured at only 0 degrees Celsius.