# Exide ET14B-BS · Motorcycle battery 12V 12Ah 190A

![Exide ET14B-BS · Motorcycle battery 12V 12Ah 190A](https://bateriasonline.es/321-home_default/exide-et14b-bs.jpg)

> Exide ET14B-BS: 12 Ah motorcycle battery, 190 A (EN), 150×70×145 mm, positive terminal on the left, AGM. Equivalent to Varta T14B-BS.

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

- **Canonical URL**: https://bateriasonline.es/en/exide-et14b-bs
- **Language**: en
- **Brand**: Exide
- **Reference**: BOL-EXIDE-ET14B-BS
- **EAN**: 3661024033930
- **MPN**: ET14B-BS
- **Price**: 41,26 € (VAT incl., Spain)
- **Last updated**: 2026-11-09

## Technical specifications

| Feature | Value |
|---|---|
| Brand | Exide |
| Range | EXIDE MOTORCYCLE AGM 12 V |
| Application | Motorcycles |
| Technology | AGM |
| Voltage | 12 V |
| Capacity | 12 Ah |
| Cold cranking amps (EN) | 190 A |
| Length | 150 mm |
| Width | 70 mm |
| Height | 145 mm |
| Weight | 4.1 kg |
| Polarity | Positive terminal on the left |
| Terminal type | M04 |
| JIS code | YT14 B-BS |

## Quick description

The Exide ET14B-BS is a motorcycle battery (AGM) with 12 V, 12 Ah and 190 A cold cranking current, measuring 150 × 70 × 145 mm, with the positive terminal on the left.

## Description

## Where the Exide ET14B-BS fits

The Exide ET14B-BS is made for motorcycles, scooters and quads. It handles frame vibration and idle periods better than an adapted car battery.
At 12 Ah it covers mid-capacity motorcycles, large scooters and light quads. The ET14B-BS belongs to the Exide EXIDE MOTORCYCLE AGM 12V range. [The full range of Exide batteries](https://bateriasonline.es/en/exide-batteries)

## Part numbers and codes for the Exide ET14B-BS

Shops, garages and catalogues identify the ET14B-BS with these codes:

| Commercial reference | ET14B-BS |
|---|---|
| JIS code | YT14B-BS |
| EAN | 3661024033930 |
| Terminal type | M04 |
| Not to be confused with | Exide ET4B-BS (2 Ah, 35 A), Exide ET12B-BS (10 Ah, 160 A) |

## Equivalents and alternatives to the Exide ET14B-BS

Other AGM batteries that fit the ET14B-BS's tray with the same polarity: an AGM can only be replaced by another AGM.

| Model | Technology | Capacity | Cold cranking (EN) | Dimensions (mm) |
|---|---|---|---|---|
| Varta T14B-BS | AGM | 12 Ah | 190 A | 152 × 70 × 145 |
| Motobatt MBT14B4 | AGM | 13 Ah | 175 A | 150 × 70 × 145 |

## Exide ET14B-BS vs AGM12-12 and AGM12-12M: differences

How the ET14B-BS compares with Exide batteries of similar size and capacity:

| Model | Capacity | Cold cranking (EN) | Dimensions (mm) | Positive | Weight |
|---|---|---|---|---|---|
| Exide ET14B-BS (this one) | 12 Ah | 190 A | 150 × 70 × 145 | left | 4.1 kg |
| Exide AGM12-12 | 12 Ah | 200 A | 150 × 90 × 145 | left | 4.5 kg |
| Exide AGM12-12M | 12 Ah | 200 A | 150 × 90 × 145 | left | 4.9 kg |

- Exide AGM12-12: the same capacity, 10 A more cranking power, a different case (150 × 90 × 145 mm).
- Exide AGM12-12M: the same capacity, 10 A more cranking power, a different case (150 × 90 × 145 mm).

## What to look at before buying the ET14B-BS

- Cold cranking: 190 A (EN), equal to or higher than the original.
- Your current battery should say about 12 Ah; a little more is also fine.
- Polarity of the ET14B-BS: positive terminal on the left (if yours has it on the other side, the cables will not reach).
- Length, width and height of the ET14B-BS: 150 × 70 × 145 mm.

## Frequently asked questions about the Exide ET14B-BS

### ET14B-BS or AGM12-12: which one suits me?

Compared with the ET14B-BS, the Exide AGM12-12 has 10 A more cranking power. If your current battery says 200 A or more, choose the AGM12-12; if it says 190 A or less, the ET14B-BS is enough. Mind the space: the AGM12-12 measures 150 × 90 × 145 mm.

### How much does the Exide ET14B-BS weigh?

4.1 kg, with 12 Ah of capacity. For reference, the Exide AGM12-12 (12 Ah) weighs 4.5 kg.

### Which battery is equivalent to the Exide ET14B-BS?

Only other AGM batteries with its dimensions and polarity: Varta T14B-BS and Motobatt MBT14B4. Neither an EFB nor a conventional battery replaces the ET14B-BS.

### Which side is the positive terminal on the Exide ET14B-BS?

On the ET14B-BS, the positive terminal is on the left with the terminals facing you: compare it with your current battery, because with reversed polarity the cables will not reach.

### How do I stop the motorcycle battery going flat in winter?

Connect it to a maintenance charger or disconnect it if the bike will sit for more than a month. A flat motorcycle battery sulphates in a few weeks.

## Inside the ET14B-BS: AGM technology

Inside, the ET14B-BS has glass fibre separators (AGM) that hold the electrolyte. It is fitted in cars with advanced Start-Stop and in deep-cycle equipment.

## Other options if you are unsure about the ET14B-BS

- [Other motorcycle batteries](https://bateriasonline.es/en/motorcycle-batteries)
- [The whole Exide range](https://bateriasonline.es/en/exide-batteries)
- [Varta T14B-BS](https://bateriasonline.es/en/varta-t14b-bs-512903019) · 12 Ah, 190 A, 152×70×145 mm
- [Motobatt MBT14B4](https://bateriasonline.es/en/motobatt-mbt14b4) · 13 Ah, 175 A, 150×70×145 mm

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