JIS Type Battery

How to read battery type information of JIS (Japanese Industrial Standard) code battery?

The type of a battery is indicated on the top of the battery.

Compare their differences based on performance and size, so you can pick the right battery for your car.

JIS+code+example+(small)

1: PERFORMANCE RANK (NO UNIT SYMBOL)

This indicates a battery’s overall performance (starting performance, capacity). The larger the number, the better the performance. (Under 50 = 2 steps, 50 and above = 5 steps)

JIS+Explain

2: SIZE OF THE NARROW SIDE (IN THE JIS STANDARD, CATEGORIES ARE SET BASED ON THE WIDTH AND THE BOX HEIGHT)

Symbol: The size increases from A to H (Unit: mm)

JIS+Symbol
jis+length

3: LENGTH (CM)

This indicates the approximate length (cm). (Example: About 24 cm for 55B24L)

jis+length (1)

4: POLARITY POSITION

This indicates the positive and negative polarity position of the battery (R. or L. or no symbol).

Terminal+Type