# Exide ETX20CH-BS · Motorcycle battery 12V 18Ah 230A

![Exide ETX20CH-BS · Motorcycle battery 12V 18Ah 230A](https://bateriasonline.es/343-home_default/exide-etx20ch-bs.jpg)

> Exide ETX20CH-BS: 18 Ah motorcycle battery, 230 A (EN), 150×90×160 mm, positive terminal on the left, AGM. Equivalent to Exide AGM12-17.

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

- **Canonical URL**: https://bateriasonline.es/en/exide-etx20ch-bs
- **Language**: en
- **Brand**: Exide
- **Reference**: BOL-EXIDE-ETX20CH-BS
- **EAN**: 3661024034937
- **MPN**: ETX20CH-BS
- **Price**: 60,86 € (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 | 18 Ah |
| Cold cranking amps (EN) | 230 A |
| Length | 150 mm |
| Width | 90 mm |
| Height | 160 mm |
| Weight | 5.7 kg |
| Polarity | Positive terminal on the left |
| Terminal type | M04 |
| JIS code | YTX20 CH-BS |

## Quick description

The Exide ETX20CH-BS is a motorcycle battery (AGM) with 12 V, 18 Ah and 230 A cold cranking current, measuring 150 × 90 × 160 mm, with the positive terminal on the left.

## Description

## Where the Exide ETX20CH-BS fits

The Exide ETX20CH-BS is made for motorcycles, scooters and quads. It handles frame vibration and idle periods better than an adapted car battery.
At 18 Ah it goes into large-capacity motorcycles, adventure bikes, customs and quads. The ETX20CH-BS belongs to the Exide EXIDE MOTORCYCLE AGM 12V range. [More Exide batteries](https://bateriasonline.es/en/exide-batteries)

## Exide ETX20CH-BS codes and part numbers

This is how the Exide ETX20CH-BS appears on the label and in parts catalogues:

| Commercial reference | ETX20CH-BS |
|---|---|
| JIS code | YTX20CH-BS |
| EAN | 3661024034937 |
| Terminal type | M04 |
| Not to be confused with | Exide ETX20H-BS (18 Ah, 270 A) |

## Equivalents and alternatives to the Exide ETX20CH-BS

As the ETX20CH-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 YTX20CH-BS | AGM | 18 Ah | 270 A | 150 × 87 × 161 |
| Motobatt MBTX16U | AGM | 19 Ah | 250 A | 151 × 87 × 161 |
| Fulbat FTX20A-BS | AGM | 18.9 Ah | 270 A | 150 × 87 × 161 |
| Exide AGM12-17 | AGM | 18 Ah | 230 A | 150 × 90 × 160 |

## Exide ETX20CH-BS vs AGM12-16 and AGM12-15

How the ETX20CH-BS compares with Exide batteries of similar size and capacity:

| Model | Capacity | Cold cranking (EN) | Dimensions (mm) | Positive | Weight |
|---|---|---|---|---|---|
| Exide ETX20CH-BS (this one) | 18 Ah | 230 A | 150 × 90 × 160 | left | 5.7 kg |
| Exide AGM12-16 | 16 Ah | 200 A | 150 × 90 × 160 | left | 5.5 kg |
| Exide AGM12-15 | 14 Ah | 215 A | 150 × 90 × 160 | left | 5 kg |

- Exide AGM12-16: 2 Ah less, 30 A less cranking power, the same dimensions.
- Exide AGM12-15: 4 Ah less, 15 A less cranking power, the same dimensions.

## What to look at before buying the ETX20CH-BS

- Measure the space: the ETX20CH-BS takes up 150 × 90 × 160 mm.
- Polarity of the ETX20CH-BS: positive terminal on the left (if yours has it on the other side, the cables will not reach).
- Your current battery should say about 18 Ah; a little more is also fine.
- Cold cranking: 230 A (EN), equal to or higher than the original.

## Frequently asked questions about the Exide ETX20CH-BS

### Exide ETX20CH-BS or AGM12-16?

Compared with the ETX20CH-BS, the Exide AGM12-16 has 2 Ah less and 30 A less cranking power. The ETX20CH-BS cranks harder; the AGM12-16 is only a good option if your original battery says 200 A or less. Both measure 150 × 90 × 160 mm, so they fit the same tray.

### How much does the Exide ETX20CH-BS weigh?

The ETX20CH-BS weighs 5.7 kg. For reference, the Exide AGM12-16 (16 Ah) weighs 5.5 kg.

### Which battery is equivalent to the Exide ETX20CH-BS?

Only other AGM batteries with its dimensions and polarity: Varta YTX20CH-BS, Motobatt MBTX16U and Fulbat FTX20A-BS. Neither an EFB nor a conventional battery replaces the ETX20CH-BS.

### Which side is the positive terminal on the Exide ETX20CH-BS?

The ETX20CH-BS has the positive terminal on the left, looking at the battery from its long side with the terminals closest to you.

## AGM technology in the ETX20CH-BS

Inside, the ETX20CH-BS has glass fibre separators (AGM) that hold the electrolyte. The ETX20CH-BS needs a charger with an AGM mode that does not exceed 14.7 V.

## Keep comparing: alternatives to the ETX20CH-BS

- [All motorcycle batteries](https://bateriasonline.es/en/motorcycle-batteries)
- [The whole Exide range](https://bateriasonline.es/en/exide-batteries)
- [Varta YTX20CH-BS](https://bateriasonline.es/en/varta-ytx20ch-bs-518908027) · 18 Ah, 270 A, 150×87×161 mm
- [Motobatt MBTX16U](https://bateriasonline.es/en/motobatt-mbtx16u) · 19 Ah, 250 A, 151×87×161 mm

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