# Fulbat FB14-A2 · Motorcycle battery 12V 14.7Ah 175A

![Fulbat FB14-A2 · Motorcycle battery 12V 14.7Ah 175A](https://bateriasonline.es/443-home_default/fulbat-fb14-a2.jpg)

> Fulbat FB14-A2: 14.7 Ah motorcycle battery, 175 A (EN), 134×89×166 mm, positive terminal on the left. Equivalent to Exide AGM12-14.1 and Exide ETX14AH-BS.

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

- **Canonical URL**: https://bateriasonline.es/en/fulbat-fb14-a2
- **Language**: en
- **Brand**: Fulbat
- **Reference**: BOL-FULBAT-FB14-A2
- **MPN**: FB14-A2
- **Last updated**: 2026-11-06

## Technical specifications

| Feature | Value |
|---|---|
| Brand | Fulbat |
| Range | FULBAT Motorcycle DRY |
| Application | Motorcycles |
| Technology | Lead-acid |
| Voltage | 12 V |
| Capacity | 14.7 Ah |
| Cold cranking amps (EN) | 175 A |
| Length | 134 mm |
| Width | 89 mm |
| Height | 166 mm |
| Weight | 4.43 kg |
| Polarity | Positive terminal on the left |

## Quick description

Fulbat FB14-A2: motorcycle battery with 12 V, 14.7 Ah and 175 A cold cranking current, measuring 134 × 89 × 166 mm, with the positive terminal on the left. If yours has the positive terminal on the right, you need the Fulbat FB14L-A2.

## Description

## Where the Fulbat FB14-A2 fits

The Fulbat FB14-A2 is a motorcycle starter battery: compact, vibration-resistant and with just the right power to turn the starter motor and feed the electronics. It is worth keeping the FB14-A2 on a maintenance charger if the bike is laid up over winter.
At 14.7 Ah it goes into large-capacity motorcycles, adventure bikes, customs and quads. The FB14-A2 belongs to the Fulbat FULBAT Motorcycle DRY range. [The full range of Fulbat batteries](https://bateriasonline.es/en/fulbat-batteries)

## Part numbers and codes for the Fulbat FB14-A2

Look for any of these FB14-A2 codes on your current battery or in the manufacturer's catalogue:

| Commercial reference | FB14-A2 |
|---|---|
| Not to be confused with | Fulbat FB14L-A2 (14.7 Ah, 175 A, positive terminal on the right) |

## Equivalents and alternatives to the Fulbat FB14-A2

Batteries that fit the FB14-A2's tray with the same polarity; besides other conventional batteries, an EFB or AGM of this size is a valid upgrade for the FB14-A2.

| Model | Technology | Capacity | Cold cranking (EN) | Dimensions (mm) |
|---|---|---|---|---|
| Varta YB14-B2 | Lead-acid | 14 Ah | 190 A | 134 × 89 × 166 |
| Varta YB14-A2 | Lead-acid | 14 Ah | 190 A | 136 × 91 × 166 |
| Motobatt MBTX14AU | AGM | 16.5 Ah | 210 A | 135 × 90 × 168 |
| Exide AGM12-14.1 | AGM | 12 Ah | 210 A | 135 × 90 × 165 |
| Exide ETX14AH-BS | AGM | 12 Ah | 210 A | 135 × 90 × 165 |
| Varta TX14AH (FA) | AGM | 12 Ah | 210 A | 133 × 90 × 164 |

## Fulbat FB14-A2 vs FTX14AH-BS, FB14L-A2 and FB14A-A2: differences

The real differences between the FB14-A2 and the closest Fulbat models:

| Model | Capacity | Cold cranking (EN) | Dimensions (mm) | Positive | Weight |
|---|---|---|---|---|---|
| Fulbat FB14-A2 (this one) | 14.7 Ah | 175 A | 134 × 89 × 166 | left | 4.43 kg |
| Fulbat FTX14AH-BS | 12.6 Ah | 210 A | 135 × 90 × 167 | left | 4.47 kg |
| Fulbat FB14L-A2 | 14.7 Ah | 175 A | 134 × 89 × 166 | right | 4.43 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 FTX14AH-BS: 2.10 Ah less, 35 A more cranking power, the same dimensions, AGM technology.
- The Fulbat FB14L-A2 is the same battery with the positive terminal on the other side: choose it if your current battery has the positive terminal on the right.
- Fulbat FB14A-A2: the same capacity, the same cranking power, a different height (176 mm instead of 166 mm). It only fits if there is room for 176 mm of height.
- Fulbat FB12A-A: 2.10 Ah less, 20 A less cranking power, a different case (134 × 80 × 160 mm).

## Before ordering the FB14-A2, check this

- Check the EN amps on your battery: if it says 175 A or less, the FB14-A2 covers your engine.
- Capacity of the FB14-A2: 14.7 Ah; the same as your current battery or slightly more is fine.
- With the terminals facing you, the positive terminal of the FB14-A2 is on the left.
- Measure the space: the FB14-A2 takes up 134 × 89 × 166 mm.

## Frequently asked questions about the Fulbat FB14-A2

### FB14-A2 or FTX14AH-BS: which one suits me?

Compared with the FB14-A2, the Fulbat FTX14AH-BS has 2.10 Ah less, 35 A more cranking power and AGM technology. If your current battery says 210 A or more, choose the FTX14AH-BS; if it says 175 A or less, the FB14-A2 is enough. Both measure 134 × 89 × 166 mm, so they fit the same tray.

### Fulbat FB14-A2 or FB14L-A2: what is the difference?

Only the polarity: the FB14-A2 has the positive terminal on the left and the FB14L-A2 the positive terminal on the right. Capacity (14.7 Ah), cranking power and dimensions are identical.

### Fulbat FB14-A2 or FB14A-A2: what changes?

Mainly the height: the FB14-A2 is 166 mm tall and the Fulbat FB14A-A2 176 mm, with the same length and width. In capacity and cranking power, the FB14A-A2 offers 14.7 Ah and 175 A against 14.7 Ah and 175 A. Before choosing between the FB14-A2 and the FB14A-A2, measure the free height of the battery compartment with the cover or bonnet closed.

### How much does the Fulbat FB14-A2 weigh?

4.43 kg, with 14.7 Ah of capacity. For reference, the Fulbat FTX14AH-BS (12.6 Ah) weighs 4.47 kg.

### Which battery is equivalent to the Fulbat FB14-A2?

With the same dimensions, polarity and similar capacity you have the Varta YB14-B2, Varta YB14-A2 and Motobatt MBTX14AU. As the FB14-A2 is a conventional battery, an EFB or AGM of the same size also works.

### Which charger does the Fulbat FB14-A2 need?

An automatic lead-acid charger with cut-off or maintenance mode, rated at 10 to 20% of its capacity in amps. If it is a vented type, check the electrolyte level and top up only with distilled water.

## What it means that the FB14-A2 is lead-acid

The FB14-A2 is a conventional lead-acid battery, with plates immersed in liquid electrolyte. In cars without energy management, the FB14-A2 needs no special registration: just connect it.

## More batteries to compare with the FB14-A2

- [All motorcycle batteries](https://bateriasonline.es/en/motorcycle-batteries)
- [The whole Fulbat range](https://bateriasonline.es/en/fulbat-batteries)
- [Fulbat FB16B-A1](https://bateriasonline.es/en/fulbat-fb16b-a1) · 16.8 Ah, 210 A, 160×90×161 mm

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