# Fulbat FB12C-A · Motorcycle battery 12V 12.6Ah 155A

![Fulbat FB12C-A · Motorcycle battery 12V 12.6Ah 155A](https://bateriasonline.es/440-home_default/fulbat-fb12c-a.jpg)

> Fulbat FB12C-A: 12.6 Ah motorcycle battery, 155 A (EN), 134×80×175 mm, positive terminal on the left. Price on request: ask for a free quote.

**Category:** [Motorcycle batteries](https://bateriasonline.es/en/motorcycle-batteries) → [Fulbat](https://bateriasonline.es/en/fulbat-batteries)

- **Canonical URL**: https://bateriasonline.es/en/fulbat-fb12c-a
- **Language**: en
- **Brand**: Fulbat
- **Reference**: BOL-FULBAT-FB12C-A
- **MPN**: FB12C-A
- **Last updated**: 2026-10-27

## Technical specifications

| Feature | Value |
|---|---|
| Brand | Fulbat |
| Range | FULBAT Motorcycle DRY |
| Application | Motorcycles |
| Technology | Lead-acid |
| Voltage | 12 V |
| Capacity | 12.6 Ah |
| Cold cranking amps (EN) | 155 A |
| Length | 134 mm |
| Width | 80 mm |
| Height | 175 mm |
| Weight | 4.26 kg |
| Polarity | Positive terminal on the left |

## Quick description

The Fulbat FB12C-A is a motorcycle battery with 12 V, 12.6 Ah and 155 A cold cranking current, measuring 134 × 80 × 175 mm, with the positive terminal on the left.

## Description

## The Fulbat FB12C-A at a glance

The Fulbat FB12C-A is a motorcycle starter battery: compact, vibration-resistant and with just the right power to turn the starter motor and feed the electronics. With 12.6 Ah, the FB12C-A suits motorcycles and scooters that had a battery of that capacity.
At 12.6 Ah it goes into large-capacity motorcycles, adventure bikes, customs and quads. The FB12C-A belongs to the Fulbat FULBAT Motorcycle DRY range. [The full range of Fulbat batteries](https://bateriasonline.es/en/fulbat-batteries)

## Equivalents and alternatives to the Fulbat FB12C-A

We have no other battery with exactly the dimensions and polarity of the FB12C-A. Browse the rest of our [motorcycle batteries](https://bateriasonline.es/en/motorcycle-batteries) to compare close options.

## Fulbat FB12C-A vs FB14A-A2, FB12A-A and FB12A-B: differences

Torn between the FB12C-A and another similar Fulbat? This is what changes:

| Model | Capacity | Cold cranking (EN) | Dimensions (mm) | Positive | Weight |
|---|---|---|---|---|---|
| Fulbat FB12C-A (this one) | 12.6 Ah | 155 A | 134 × 80 × 175 | left | 4.26 kg |
| Fulbat FB14A-A2 | 14.7 Ah | 175 A | 134 × 89 × 176 | left | 4.43 kg |
| Fulbat FB12A-A | 12.6 Ah | 155 A | 134 × 80 × 160 | left | 3.98 kg |
| Fulbat FB12A-B | 12.6 Ah | 155 A | 134 × 80 × 160 | left | 3.98 kg |
| Fulbat FTX14AH-BS | 12.6 Ah | 210 A | 135 × 90 × 167 | left | 4.47 kg |

- Fulbat FB14A-A2: 2.10 Ah more, 20 A more cranking power, a different case (134 × 89 × 176 mm).
- Fulbat FB12A-A: the same capacity, the same cranking power, a different height (160 mm instead of 175 mm). It is the option if your battery tray cannot take the 175 mm height of the FB12C-A.
- Fulbat FB12A-B: the same capacity, the same cranking power, a different height (160 mm instead of 175 mm). It is the option if your battery tray cannot take the 175 mm height of the FB12C-A.
- Fulbat FTX14AH-BS: the same capacity, 55 A more cranking power, a different case (135 × 90 × 167 mm), AGM technology.

## Check this before ordering the Fulbat FB12C-A

- The FB12C-A delivers 155 A cold cranking (EN standard); do not go below what your original battery states.
- Capacity of the FB12C-A: 12.6 Ah; the same as your current battery or slightly more is fine.
- Polarity of the FB12C-A: positive terminal on the left (if yours has it on the other side, the cables will not reach).
- Length, width and height of the FB12C-A: 134 × 80 × 175 mm.

## Frequently asked questions about the Fulbat FB12C-A

### FB12C-A or FB14A-A2: which one suits me?

Compared with the FB12C-A, the Fulbat FB14A-A2 has 2.10 Ah more and 20 A more cranking power. If your current battery says 175 A or more, choose the FB14A-A2; if it says 155 A or less, the FB12C-A is enough. Mind the space: the FB14A-A2 measures 134 × 89 × 176 mm.

### Fulbat FB12C-A or FB12A-A/FB12A-B: what changes?

Mainly the height: the FB12C-A is 175 mm tall and the Fulbat FB12A-A 160 mm, with the same length and width. In capacity and cranking power, the FB12A-A offers 12.6 Ah and 155 A against 12.6 Ah and 155 A. The Fulbat FB12A-B is 160 mm tall, with 12.6 Ah and 155 A. Before choosing between the FB12C-A and the FB12A-A, measure the free height of the battery compartment with the cover or bonnet closed.

### How much does the Fulbat FB12C-A weigh?

4.26 kg, with 12.6 Ah of capacity. For reference, the Fulbat FB14A-A2 (14.7 Ah) weighs 4.43 kg.

### Which side is the positive terminal on the Fulbat FB12C-A?

On the FB12C-A, the positive terminal is on the left with the terminals facing you: compare it with your current battery, because with reversed polarity the cables will not reach.

## Inside the FB12C-A: lead-acid technology

The FB12C-A is a conventional lead-acid battery, with plates immersed in liquid electrolyte. In cars without energy management, the FB12C-A needs no special registration: just connect it.

## More batteries to compare with the FB12C-A

- [Other motorcycle batteries](https://bateriasonline.es/en/motorcycle-batteries)
- [More Fulbat models](https://bateriasonline.es/en/fulbat-batteries)

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*bateriasonline.es — Batteries and accessories · 2026-11-10*