# Fulbat FB3L-A/B GEL · Motorcycle battery 12V 3.2Ah 35A

![Fulbat FB3L-A/B GEL · Motorcycle battery 12V 3.2Ah 35A](https://bateriasonline.es/467-home_default/fulbat-fb3l-a-b-gel.jpg)

> Fulbat FB3L-A/B GEL: 3.2 Ah motorcycle battery, 35 A (EN), 98×56×110 mm, positive terminal on the right, GEL. Equivalent to Motobatt MTX3L.

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

- **Canonical URL**: https://bateriasonline.es/en/fulbat-fb3l-a-b-gel
- **Language**: en
- **Brand**: Fulbat
- **Reference**: BOL-FULBAT-FB3L-A/B GEL
- **MPN**: FB3L-A/B GEL
- **Price**: 25,20 € (VAT incl., Spain)
- **Last updated**: 2026-10-27

## Technical specifications

| Feature | Value |
|---|---|
| Brand | Fulbat |
| Range | FULBAT Motorcycle GEL |
| Application | Motorcycles |
| Technology | GEL |
| Voltage | 12 V |
| Capacity | 3.2 Ah |
| Cold cranking amps (EN) | 35 A |
| Length | 98 mm |
| Width | 56 mm |
| Height | 110 mm |
| Weight | 1.6 kg |
| Polarity | Positive terminal on the right |

## Quick description

The Fulbat FB3L-A/B GEL is a motorcycle battery with 12 V, 3.2 Ah and 35 A cold cranking current, measuring 98 × 56 × 110 mm, with the positive terminal on the right.

## Description

## The Fulbat FB3L-A/B GEL at a glance

The Fulbat FB3L-A/B GEL is a motorcycle starter battery: compact, vibration-resistant and with just the right power to turn the starter motor and feed the electronics. It handles frame vibration and idle periods better than an adapted car battery.
At 3.2 Ah it is a small battery, typical of 50 to 125 cc scooters and light motorcycles. The FB3L-A/B GEL belongs to the Fulbat FULBAT Motorcycle GEL range. [See all Fulbat batteries](https://bateriasonline.es/en/fulbat-batteries)

## Equivalents and alternatives to the Fulbat FB3L-A/B GEL

Other gel batteries with the dimensions and polarity of the FB3L-A/B GEL: with gel it is best to stay with gel, because the charging profile is different.

| Model | Technology | Capacity | Cold cranking (EN) | Dimensions (mm) |
|---|---|---|---|---|
| Motobatt MTX3L | GEL | 3 Ah | 35 A | 98 × 56 × 109 |

## Fulbat FB3L-A/B GEL vs FTR4A-BS GEL and FT4B-BS GEL: differences

How the FB3L-A/B GEL compares with Fulbat batteries of similar size and capacity:

| Model | Capacity | Cold cranking (EN) | Dimensions (mm) | Positive | Weight |
|---|---|---|---|---|---|
| Fulbat FB3L-A/B GEL (this one) | 3.2 Ah | 35 A | 98 × 56 × 110 | right | 1.6 kg |
| Fulbat FTR4A-BS GEL | 2.4 Ah | 45 A | 113 × 48 × 85 | – | 0.96 kg |
| Fulbat FT4B-BS GEL | 2.4 Ah | 40 A | 113 × 38 × 85 | – | 0.91 kg |

- Fulbat FTR4A-BS GEL: 0.80 Ah less, 10 A more cranking power, a different case (113 × 48 × 85 mm).
- Fulbat FT4B-BS GEL: 0.80 Ah less, 5 A more cranking power, a different case (113 × 38 × 85 mm).

## Check this before ordering the Fulbat FB3L-A/B GEL

- Measure the space: the FB3L-A/B GEL takes up 98 × 56 × 110 mm.
- With the terminals facing you, the positive terminal of the FB3L-A/B GEL is on the right.
- Your current battery should say about 3.2 Ah; a little more is also fine.
- The FB3L-A/B GEL delivers 35 A cold cranking (EN standard); do not go below what your original battery states.

## Frequently asked questions about the Fulbat FB3L-A/B GEL

### Fulbat FB3L-A/B GEL or FTR4A-BS GEL?

Compared with the FB3L-A/B GEL, the Fulbat FTR4A-BS GEL has 0.80 Ah less and 10 A more cranking power. If your current battery says 45 A or more, choose the FTR4A-BS GEL; if it says 35 A or less, the FB3L-A/B GEL is enough. Mind the space: the FTR4A-BS GEL measures 113 × 48 × 85 mm.

### How much does the Fulbat FB3L-A/B GEL weigh?

The FB3L-A/B GEL weighs 1.6 kg. For reference, the Fulbat FTR4A-BS GEL (2.4 Ah) weighs 0.96 kg.

### Which battery is equivalent to the Fulbat FB3L-A/B GEL?

For the FB3L-A/B GEL, other gel batteries with its size and polarity: Motobatt MTX3L.

### Which side is the positive terminal on the Fulbat FB3L-A/B GEL?

The FB3L-A/B GEL has the positive terminal on the right, looking at the battery from its long side with the terminals closest to you.

### Which charger does the Fulbat FB3L-A/B GEL need?

A charger with a GEL mode not exceeding 14.1-14.4 V. Charging it with a conventional lead-acid profile damages it through overcharging.

## GEL technology in the FB3L-A/B GEL

The FB3L-A/B GEL is a gel battery: the electrolyte is immobilised in silica gel. It requires a charger with a specific gel profile.

## More batteries to compare with the FB3L-A/B GEL

- [Other motorcycle batteries](https://bateriasonline.es/en/motorcycle-batteries)
- [Full Fulbat catalogue](https://bateriasonline.es/en/fulbat-batteries)
- [Motobatt MTX3L](https://bateriasonline.es/en/motobatt-mtx3l) · 3 Ah, 35 A, 98×56×109 mm

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