Exide

Exide 12N7-3B · Motorcycle battery 12V 7Ah 75A

Reference: BOL-EXIDE-12N7-3B · EAN 3661024033190

Exide 12N7-3B: motorcycle battery with 12 V, 7 Ah and 75 A cold cranking current, measuring 135 × 75 × 135 mm, with the positive terminal on the right.

Voltage
12V
Capacity
7Ah
Cold cranking amps (EN)
75A
Technology
Lead-acid
Dimensions (L × W × H)
135 × 75 × 135 mm
Polarity
Positive terminal on the right
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The Exide 12N7-3B at a glance

The Exide 12N7-3B is a motorcycle starter battery: compact, vibration-resistant and with just the right power to turn the starter motor and feed the electronics. With 7 Ah, the 12N7-3B suits motorcycles and scooters that had a battery of that capacity.

At 7 Ah it covers mid-capacity motorcycles, large scooters and light quads. The 12N7-3B belongs to the Exide EXIDE Conventional range. More Exide batteries

Part numbers and codes for the Exide 12N7-3B

Look for any of these 12N7-3B codes on your current battery or in the manufacturer's catalogue:

Commercial reference12N7-3B
JIS code12N7-3B, 12N7-3A
EAN3661024033190
Terminal typeM06
Not to be confused withExide 12N5-3B (5 Ah, 40 A), Exide 12N9-3B (9 Ah, 85 A)

Equivalents and alternatives to the Exide 12N7-3B

Batteries that fit the 12N7-3B's tray with the same polarity; besides other conventional batteries, an EFB or AGM of this size is a valid upgrade for the 12N7-3B.

ModelTechnologyCapacityCold cranking (EN)Dimensions (mm)
Varta YB7L-BLead-acid7 Ah74 A136 × 76 × 134
Fulbat FB7L-B2Lead-acid8.4 Ah85 A135 × 75 × 133
Exide EB7L-BLead-acid8 Ah85 A135 × 75 × 135

Exide 12N7-3B vs EB7L-B and 12N9-3B

The real differences between the 12N7-3B and the closest Exide models:

ModelCapacityCold cranking (EN)Dimensions (mm)PositiveWeight
Exide 12N7-3B (this one)7 Ah75 A135 × 75 × 135right2.9 kg
Exide EB7L-B8 Ah85 A135 × 75 × 135right2.9 kg
Exide 12N9-3B9 Ah85 A135 × 75 × 140right3.1 kg
  • Exide EB7L-B: 1 Ah more, 10 A more cranking power, the same dimensions.
  • Exide 12N9-3B: 2 Ah more, 10 A more cranking power, a different case (135 × 75 × 140 mm).

What to look at before buying the 12N7-3B

  • Check the EN amps on your battery: if it says 75 A or less, the 12N7-3B covers your engine.
  • Your current battery should say about 7 Ah; a little more is also fine.
  • Polarity of the 12N7-3B: positive terminal on the right (if yours has it on the other side, the cables will not reach).
  • Length, width and height of the 12N7-3B: 135 × 75 × 135 mm.

Frequently asked questions about the Exide 12N7-3B

12N7-3B or EB7L-B: which one suits me?

Compared with the 12N7-3B, the Exide EB7L-B has 1 Ah more and 10 A more cranking power. If your current battery says 85 A or more, choose the EB7L-B; if it says 75 A or less, the 12N7-3B is enough. Both measure 135 × 75 × 135 mm, so they fit the same tray.

How much does the Exide 12N7-3B weigh?

2.9 kg, with 7 Ah of capacity. For reference, the Exide EB7L-B (8 Ah) weighs 2.9 kg.

Which battery is equivalent to the Exide 12N7-3B?

With the same dimensions, polarity and similar capacity you have the Varta YB7L-B, Fulbat FB7L-B2 and Exide EB7L-B. As the 12N7-3B is a conventional battery, an EFB or AGM of the same size also works.

Which side is the positive terminal on the Exide 12N7-3B?

On the 12N7-3B, the positive terminal is on the right with the terminals facing you: compare it with your current battery, because with reversed polarity the cables will not reach.

How do I stop the motorcycle battery going flat in winter?

Connect it to a maintenance charger or disconnect it if the bike will sit for more than a month. A flat motorcycle battery sulphates in a few weeks.

What it means that the 12N7-3B is lead-acid

The 12N7-3B is a conventional lead-acid battery, with plates immersed in liquid electrolyte. In cars without energy management, the 12N7-3B needs no special registration: just connect it.

More batteries to compare with the 12N7-3B

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