# Motobatt MBTX4U · Motorcycle battery 12V 4.7Ah 70A

![Motobatt MBTX4U · Motorcycle battery 12V 4.7Ah 70A](https://bateriasonline.es/3285-home_default/motobatt-mbtx4u.jpg)

> Motobatt MBTX4U: 4.7 Ah motorcycle battery, 70 A (EN), 114×70×87 mm, AGM. VAT included and shipping cost shown before you pay.

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

- **Canonical URL**: https://bateriasonline.es/en/motobatt-mbtx4u
- **Language**: en
- **Brand**: Motobatt
- **Reference**: BOL-MOTOBATT-MBTX4U
- **MPN**: MBTX4U
- **Price**: 84,97 € (VAT incl., Spain)
- **Last updated**: 2026-11-09

## Technical specifications

| Feature | Value |
|---|---|
| Brand | Motobatt |
| Range | MOTOBATT QUADFLEX |
| Application | Motorcycles |
| Technology | AGM |
| Voltage | 12 V |
| Capacity | 4.7 Ah |
| Cold cranking amps (EN) | 70 A |
| Length | 114 mm |
| Width | 70 mm |
| Height | 87 mm |
| Weight | 1.57 kg |
| JIS code | YTX4 LBS YB4 LB YT4 LBS YTZ5 S |

## Quick description

The Motobatt MBTX4U is a motorcycle battery (AGM) with 12 V, 4.7 Ah and 70 A cold cranking current, measuring 114 × 70 × 87 mm.

## Description

## Who the Motobatt MBTX4U is for

The Motobatt MBTX4U is made for motorcycles, scooters and quads. It handles frame vibration and idle periods better than an adapted car battery.
At 4.7 Ah it is a small battery, typical of 50 to 125 cc scooters and light motorcycles. The MBTX4U belongs to the Motobatt MOTOBATT QUADFLEX range. [The full range of Motobatt batteries](https://bateriasonline.es/en/motobatt-batteries)

## Motobatt MBTX4U codes and part numbers

Shops, garages and catalogues identify the MBTX4U with these codes:

| Commercial reference | MBTX4U |
|---|---|
| Not to be confused with | Motobatt MBTX24U (25 Ah, 300 A), Motobatt MBTX7U (8 Ah, 115 A), Motobatt MBTX9U (10.5 Ah, 160 A) |

## Equivalents and alternatives to the Motobatt MBTX4U

No other reference in the catalogue fully matches the dimensions and polarity of the MBTX4U; you will find the closest ones among our [motorcycle batteries](https://bateriasonline.es/en/motorcycle-batteries).

## Motobatt MBTX4U vs MB3U: differences

How the MBTX4U compares with Motobatt batteries of similar size and capacity:

| Model | Capacity | Cold cranking (EN) | Dimensions (mm) | Weight |
|---|---|---|---|---|
| Motobatt MBTX4U (this one) | 4.7 Ah | 70 A | 114 × 70 × 87 | 1.57 kg |
| Motobatt MB3U | 3.8 Ah | 50 A | 98 × 56 × 110 | 1.34 kg |

- Motobatt MB3U: 0.90 Ah less, 20 A less cranking power, a different case (98 × 56 × 110 mm).

## What to look at before buying the MBTX4U

- The MBTX4U needs 114 × 70 × 87 mm of space: measure it with the hold-down clamp in place.
- Capacity of the MBTX4U: 4.7 Ah; the same as your current battery or slightly more is fine.
- Check the EN amps on your battery: if it says 70 A or less, the MBTX4U covers your engine.

## Frequently asked questions about the Motobatt MBTX4U

### Motobatt MBTX4U or MB3U?

Compared with the MBTX4U, the Motobatt MB3U has 0.90 Ah less and 20 A less cranking power. The MBTX4U cranks harder; the MB3U is only a good option if your original battery says 50 A or less. Mind the space: the MB3U measures 98 × 56 × 110 mm.

### How much does the Motobatt MBTX4U weigh?

The MBTX4U weighs 1.57 kg. For reference, the Motobatt MB3U (3.8 Ah) weighs 1.34 kg.

### Which charger does the Motobatt MBTX4U 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 MBTX4U: AGM technology

Inside, the MBTX4U has glass fibre separators (AGM) that hold the electrolyte. It is fitted in cars with advanced Start-Stop and in deep-cycle equipment.

## More batteries to compare with the MBTX4U

- [Other motorcycle batteries](https://bateriasonline.es/en/motorcycle-batteries)
- [Full Motobatt catalogue](https://bateriasonline.es/en/motobatt-batteries)

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