YB5L-B · 3 min read
YB5L-B Battery: Dimensions, Polarity and Alternatives
Dimensions, polarity, what the battery code means, similar battery codes and the battery that replaces it.

Replacement for conventional battery · YB5L-B
12 V, 5 Ah battery to replace the YB5L-B. Positive terminal on the right.
€16.61 VAT included · Satkit price checked on 7 October 2026
Prices incl. VAT checked on 7 October 2026; they may change.
Sealed battery designed for the YB5L-B battery compartment: it never needs topping up and has no vent tube.
Charge it with a smart motorcycle battery charger: the recommended current is around 0.5 A (capacity divided by 10), and must never exceed 3 A.
Dimensions, terminal diagram and similar battery codes: YB5L-B battery part number page.
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YB5L-B · 3 min read
Dimensions, polarity, what the battery code means, similar battery codes and the battery that replaces it.
Buying guide · The basics · 16 min read
To get it right, you need four details: the battery part number, dimensions, which side the positive terminal is on, and cold cranking amps and capacity that match or exceed the original. Here’s how to find each one, which battery type suits your motorcycle, and how to look after it so it lasts.

Replacement for conventional battery · 12N12A-4A-1
12 V, 12 Ah battery to replace the 12N12A-4A-1. Positive terminal on the left.

Replacement for conventional battery · YB3L-B
12 V, 3 Ah battery with 35 A cold cranking amps, replacing the YB3L-B. Sealed gel technology, maintenance-free. Positive terminal on the right.

Replacement for conventional battery · YB4L-B
12 V, 3.5 Ah battery with 60 A CCA, replacing the YB4L-B. Sealed gel technology, maintenance-free. Positive terminal on the right.