# Motobatt MBTZ7S · Motorcycle battery 12V 6.5Ah 100A

![Motobatt MBTZ7S · Motorcycle battery 12V 6.5Ah 100A](https://bateriasonline.es/3327-home_default/motobatt-mbtz7s.jpg)

> Motobatt MBTZ7S: 6.5 Ah motorcycle battery, 100 A (EN), 114×70×107 mm, AGM. Equivalent to Exide AGM12-7 and Exide ETZ7-BS.

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

- **Canonical URL**: https://bateriasonline.es/en/motobatt-mbtz7s
- **Language**: en
- **Brand**: Motobatt
- **Reference**: BOL-MOTOBATT-MBTZ7S
- **MPN**: MBTZ7S
- **Price**: 113,44 € (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 | 6.5 Ah |
| Cold cranking amps (EN) | 100 A |
| Length | 114 mm |
| Width | 70 mm |
| Height | 107 mm |
| Weight | 2.1 kg |
| JIS code | YTX5 LBS YTZ6 S YTZ7 S |

## Quick description

Motobatt MBTZ7S: motorcycle battery (AGM) with 12 V, 6.5 Ah and 100 A cold cranking current, measuring 114 × 70 × 107 mm.

## Description

## Where the Motobatt MBTZ7S fits

The Motobatt MBTZ7S is made for motorcycles, scooters and quads. With 6.5 Ah, the MBTZ7S suits motorcycles and scooters that had a battery of that capacity.
At 6.5 Ah it covers mid-capacity motorcycles, large scooters and light quads. The MBTZ7S belongs to the Motobatt MOTOBATT QUADFLEX range. [More Motobatt batteries](https://bateriasonline.es/en/motobatt-batteries)

## Part numbers and codes for the Motobatt MBTZ7S

Shops, garages and catalogues identify the MBTZ7S with these codes:

| Commercial reference | MBTZ7S |
|---|---|
| Not to be confused with | Motobatt MTZ7S (7 Ah, 95 A) |

## Equivalents and alternatives to the Motobatt MBTZ7S

Other AGM batteries that fit the MBTZ7S's tray with the same polarity: an AGM can only be replaced by another AGM.

| Model | Technology | Capacity | Cold cranking (EN) | Dimensions (mm) |
|---|---|---|---|---|
| Exide AGM12-7 | AGM | 6 Ah | 100 A | 115 × 70 × 105 |
| Exide ETZ7-BS | AGM | 6 Ah | 100 A | 115 × 70 × 105 |
| Varta TZ7S (FA) | AGM | 6 Ah | 100 A | 113 × 70 × 105 |
| Varta TTZ7S-BS | AGM | 5 Ah | 120 A | 113 × 70 × 105 |

## Motobatt MBTZ7S vs MBTX7U and MBTX4U: which one to choose?

The real differences between the MBTZ7S and the closest Motobatt models:

| Model | Capacity | Cold cranking (EN) | Dimensions (mm) | Weight |
|---|---|---|---|---|
| Motobatt MBTZ7S (this one) | 6.5 Ah | 100 A | 114 × 70 × 107 | 2.1 kg |
| Motobatt MBTX7U | 8 Ah | 115 A | 114 × 70 × 128 | 2.6 kg |
| Motobatt MBTX4U | 4.7 Ah | 70 A | 114 × 70 × 87 | 1.57 kg |

- Motobatt MBTX7U: 1.5 Ah more, 15 A more cranking power, a different case (114 × 70 × 128 mm).
- Motobatt MBTX4U: 1.8 Ah less, 30 A less cranking power, a different case (114 × 70 × 87 mm).

## Before ordering the MBTZ7S, check this

- Measure the space: the MBTZ7S takes up 114 × 70 × 107 mm.
- Capacity of the MBTZ7S: 6.5 Ah; the same as your current battery or slightly more is fine.
- Check the EN amps on your battery: if it says 100 A or less, the MBTZ7S covers your engine.

## Frequently asked questions about the Motobatt MBTZ7S

### MBTZ7S or MBTX7U: which one suits me?

Compared with the MBTZ7S, the Motobatt MBTX7U has 1.5 Ah more and 15 A more cranking power. If your current battery says 115 A or more, choose the MBTX7U; if it says 100 A or less, the MBTZ7S is enough. Mind the space: the MBTX7U measures 114 × 70 × 128 mm.

### How much does the Motobatt MBTZ7S weigh?

2.1 kg, with 6.5 Ah of capacity. For reference, the Motobatt MBTX7U (8 Ah) weighs 2.6 kg.

### Which battery is equivalent to the Motobatt MBTZ7S?

Only other AGM batteries with its dimensions and polarity: Exide AGM12-7, Exide ETZ7-BS and Varta TZ7S (FA). Neither an EFB nor a conventional battery replaces the MBTZ7S.

### Which charger does the Motobatt MBTZ7S 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.

## AGM technology in the MBTZ7S

Inside, the MBTZ7S has glass fibre separators (AGM) that hold the electrolyte. It is fitted in cars with advanced Start-Stop and in deep-cycle equipment.

## Keep comparing: alternatives to the MBTZ7S

- [More motorcycle batteries](https://bateriasonline.es/en/motorcycle-batteries)
- [More Motobatt models](https://bateriasonline.es/en/motobatt-batteries)
- [Exide AGM12-7](https://bateriasonline.es/en/exide-agm12-7) · 6 Ah, 100 A, 115×70×105 mm
- [Exide ETZ7-BS](https://bateriasonline.es/en/exide-etz7-bs) · 6 Ah, 100 A, 115×70×105 mm

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