Ah to CCA

Example of Ah to CCA Calculations

To convert ampere-hours (Ah) to cold cranking amps (CCA), the same approximation can be used but in reverse. The commonly used approximation is:

CCA≈Ah×7.25

This estimation can vary depending on the specific battery and its design.

Table of Ah to CCA Conversions

Below is a table showing the conversion of various Ah values to CCA, sorted from smallest to largest.

Ah	CCA
1.00	7.25
10.00	72.50
20.00	145.00
30.00	217.50
40.00	290.00
50.00	362.50
60.00	435.00
70.00	507.50
80.00	580.00
90.00	652.50
100.00	725.00
120.00	870.00
150.00	1087.50

Convert 1 Ah to CCA

To convert 1 Ah to CCA:

CCA=1×7.25=7.25 CCA

Convert 10 Ah to CCA

To convert 10 Ah to CCA:

CCA=10×7.25=72.5 CCA

Convert 60 Ah to CCA

To convert 60 Ah to CCA:

CCA=60×7.25=435 CCA

Convert 80 Ah to CCA

To convert 80 Ah to CCA:

CCA=80×7.25=580 CCA

Convert 100 Ah to CCA

To convert 100 Ah to CCA:

CCA=100×7.25=725 CCA