DESIGNATION OF BATTERY MODEL
6 N 4-   2 A- 4 12 N 5-   3 B   12 N 12 A- 4 A- 1   YB 2.5 L-   C   1 2 3 4 5 6 7	1 : Nominal Voltage 2 : "N" shows Standard, "YB" for Yokohama Standard 3 : AH at 10 hours rate 4 : Indicates different size of the same capacity battery 5 : Polarity location (see FIG. 1) 6 : Breather location (see FIG. II) 7 : Terminal type	FIG.I : POLARITY FIG II : BREATHER LOCATION