# Fulbat FTX7A-BS · Motorcycle battery 12V 6.3Ah 105A

![Fulbat FTX7A-BS · Motorcycle battery 12V 6.3Ah 105A](https://bateriasonline.es/650-home_default/fulbat-ftx7a-bs.jpg)

> Fulbat FTX7A-BS: 6.3 Ah motorcycle battery, 105 A (EN), 150×87×93 mm, positive terminal on the left, AGM. Equivalent to Varta YTX7A-4 (FA) and Varta YTX7A-BS.

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

- **Canonical URL**: https://bateriasonline.es/en/fulbat-ftx7a-bs
- **Language**: en
- **Brand**: Fulbat
- **Reference**: BOL-FULBAT-FTX7A-BS
- **MPN**: FTX7A-BS
- **Last updated**: 2026-10-27

## Technical specifications

| Feature | Value |
|---|---|
| Brand | Fulbat |
| Range | FULBAT Motorcycle MF |
| Application | Motorcycles |
| Technology | AGM |
| Voltage | 12 V |
| Capacity | 6.3 Ah |
| Cold cranking amps (EN) | 105 A |
| Length | 150 mm |
| Width | 87 mm |
| Height | 93 mm |
| Weight | 2.51 kg |
| Polarity | Positive terminal on the left |

## Quick description

The Fulbat FTX7A-BS is a motorcycle battery (AGM) with 12 V, 6.3 Ah and 105 A cold cranking current, measuring 150 × 87 × 93 mm, with the positive terminal on the left.

## Description

## Who the Fulbat FTX7A-BS is for

The Fulbat FTX7A-BS is a motorcycle starter battery: compact, vibration-resistant and with just the right power to turn the starter motor and feed the electronics. With 6.3 Ah, the FTX7A-BS suits motorcycles and scooters that had a battery of that capacity.
At 6.3 Ah it covers mid-capacity motorcycles, large scooters and light quads. The FTX7A-BS belongs to the Fulbat FULBAT Motorcycle MF range. [See all Fulbat batteries](https://bateriasonline.es/en/fulbat-batteries)

## Fulbat FTX7A-BS codes and part numbers

The FTX7A-BS is listed under these codes on labels, in garages and in catalogues:

| Commercial reference | FTX7A-BS |
|---|---|
| Not to be confused with | Fulbat FTX7L-BS (6.3 Ah, 100 A, positive terminal on the right) |

## Equivalents and alternatives to the Fulbat FTX7A-BS

As the FTX7A-BS is an AGM battery, we only list other AGM batteries with its dimensions and polarity: neither an EFB nor a conventional battery can replace it.

| Model | Technology | Capacity | Cold cranking (EN) | Dimensions (mm) |
|---|---|---|---|---|
| Varta YTX7A-4 (FA) | AGM | 6 Ah | 105 A | 150 × 87 × 95 |
| Varta YTX7A-BS | AGM | 6 Ah | 105 A | 151 × 88 × 94 |
| Motobatt MBTX7ABS | AGM | 8 Ah | 105 A | 151 × 87 × 95 |

## Fulbat FTX7A-BS vs FTX9-BS: which one to choose?

How the FTX7A-BS compares with Fulbat batteries of similar size and capacity:

| Model | Capacity | Cold cranking (EN) | Dimensions (mm) | Positive | Weight |
|---|---|---|---|---|---|
| Fulbat FTX7A-BS (this one) | 6.3 Ah | 105 A | 150 × 87 × 93 | left | 2.51 kg |
| Fulbat FTX9-BS | 8.4 Ah | 135 A | 150 × 87 × 105 | left | 2.99 kg |

- Fulbat FTX9-BS: 2.10 Ah more, 30 A more cranking power, a different case (150 × 87 × 105 mm).

## Before ordering the FTX7A-BS, check this

- The FTX7A-BS delivers 105 A cold cranking (EN standard); do not go below what your original battery states.
- With 6.3 Ah, the FTX7A-BS replaces an original battery of that capacity or slightly less.
- The FTX7A-BS has the positive terminal on the left: compare it with your current battery.
- Measure the space: the FTX7A-BS takes up 150 × 87 × 93 mm.

## Frequently asked questions about the Fulbat FTX7A-BS

### Fulbat FTX7A-BS or FTX9-BS?

Compared with the FTX7A-BS, the Fulbat FTX9-BS has 2.10 Ah more and 30 A more cranking power. If your current battery says 135 A or more, choose the FTX9-BS; if it says 105 A or less, the FTX7A-BS is enough. Mind the space: the FTX9-BS measures 150 × 87 × 105 mm.

### How much does the Fulbat FTX7A-BS weigh?

The FTX7A-BS weighs 2.51 kg. For reference, the Fulbat FTX9-BS (8.4 Ah) weighs 2.99 kg.

### Which battery is equivalent to the Fulbat FTX7A-BS?

Only other AGM batteries with its dimensions and polarity: Varta YTX7A-4 (FA), Varta YTX7A-BS and Motobatt MBTX7ABS. Neither an EFB nor a conventional battery replaces the FTX7A-BS.

### Which side is the positive terminal on the Fulbat FTX7A-BS?

The FTX7A-BS has the positive terminal on the left, looking at the battery from its long side with the terminals closest to you.

### Which charger does the Fulbat FTX7A-BS need?

A charger with an AGM mode that limits voltage to about 14.4-14.7 V. Never an old unregulated charger: overcharging dries out an AGM beyond repair.

## Inside the FTX7A-BS: AGM technology

The FTX7A-BS is AGM: the electrolyte is absorbed in glass fibre mats, so it is sealed and spill-proof. It withstands many more cycles than a conventional lead battery, at the cost of being more sensitive to overcharging.

## Keep comparing: alternatives to the FTX7A-BS

- [More motorcycle batteries](https://bateriasonline.es/en/motorcycle-batteries)
- [More Fulbat models](https://bateriasonline.es/en/fulbat-batteries)
- [Varta YTX7A-4 (FA)](https://bateriasonline.es/en/varta-ytx7a-4-fa-506909011) · 6 Ah, 105 A, 150×87×95 mm
- [Varta YTX7A-BS](https://bateriasonline.es/en/varta-ytx7a-bs-506015011) · 6 Ah, 105 A, 151×88×94 mm

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