# Exide ETX24HL-BS · Motorcycle battery 12V 21Ah 350A

![Exide ETX24HL-BS · Motorcycle battery 12V 21Ah 350A](https://bateriasonline.es/356-home_default/exide-etx24hl-bs.jpg)

> Exide ETX24HL-BS: 21 Ah motorcycle battery, 350 A (EN), 205×90×165 mm, positive terminal on the right, AGM. Equivalent to Exide AGM12-23.

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

- **Canonical URL**: https://bateriasonline.es/en/exide-etx24hl-bs
- **Language**: en
- **Brand**: Exide
- **Reference**: BOL-EXIDE-ETX24HL-BS
- **EAN**: 3661024033909
- **MPN**: ETX24HL-BS
- **Price**: 80,95 € (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 | 21 Ah |
| Cold cranking amps (EN) | 350 A |
| Length | 205 mm |
| Width | 90 mm |
| Height | 165 mm |
| Weight | 5.8 kg |
| Polarity | Positive terminal on the right |
| Terminal type | M04 |
| JIS code | YTX24 HL-BS |

## Quick description

The Exide ETX24HL-BS is a motorcycle battery (AGM) with 12 V, 21 Ah and 350 A cold cranking current, measuring 205 × 90 × 165 mm, with the positive terminal on the right.

## Description

## Who the Exide ETX24HL-BS is for

The Exide ETX24HL-BS is made for motorcycles, scooters and quads. It is worth keeping the ETX24HL-BS on a maintenance charger if the bike is laid up over winter.
At 21 Ah it is a large battery for heavy motorcycles, jet skis and utility quads. The ETX24HL-BS belongs to the Exide EXIDE MOTORCYCLE AGM 12V range. [See all Exide batteries](https://bateriasonline.es/en/exide-batteries)

## Part numbers and codes for the Exide ETX24HL-BS

This is how the Exide ETX24HL-BS appears on the label and in parts catalogues:

| Commercial reference | ETX24HL-BS |
|---|---|
| JIS code | YTX24HL-BS |
| EAN | 3661024033909 |
| Terminal type | M04 |
| Not to be confused with | Exide ETX20HL-BS (18 Ah, 270 A) |

## Equivalents and alternatives to the Exide ETX24HL-BS

Other AGM batteries that fit the ETX24HL-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 YTX24HL-BS | AGM | 21 Ah | 340 A | 205 × 90 × 164 |
| Varta TX24HL (FA) | AGM | 21 Ah | 330 A | 205 × 87 × 162 |
| Fulbat FTX24HL-BS | AGM | 22.1 Ah | 350 A | 205 × 87 × 162 |
| Exide AGM12-23 | AGM | 21 Ah | 350 A | 205 × 90 × 165 |

## Exide ETX24HL-BS vs AGM12-18 and AGM12-19: which one to choose?

How the ETX24HL-BS compares with Exide batteries of similar size and capacity:

| Model | Capacity | Cold cranking (EN) | Dimensions (mm) | Positive | Weight |
|---|---|---|---|---|---|
| Exide ETX24HL-BS (this one) | 21 Ah | 350 A | 205 × 90 × 165 | right | 5.8 kg |
| Exide AGM12-18 | 18 Ah | 250 A | 180 × 75 × 165 | right | 7.2 kg |
| Exide AGM12-19 | 18 Ah | 270 A | 175 × 90 × 155 | right | 6.1 kg |

- Exide AGM12-18: 3 Ah less, 100 A less cranking power, a different case (180 × 75 × 165 mm).
- Exide AGM12-19: 3 Ah less, 80 A less cranking power, a different case (175 × 90 × 155 mm).

## Before ordering the ETX24HL-BS, check this

- The ETX24HL-BS needs 205 × 90 × 165 mm of space: measure it with the hold-down clamp in place.
- The ETX24HL-BS has the positive terminal on the right: compare it with your current battery.
- Your current battery should say about 21 Ah; a little more is also fine.
- Cold cranking: 350 A (EN), equal to or higher than the original.

## Frequently asked questions about the Exide ETX24HL-BS

### ETX24HL-BS or AGM12-18: which one suits me?

Compared with the ETX24HL-BS, the Exide AGM12-18 has 3 Ah less and 100 A less cranking power. The ETX24HL-BS cranks harder; the AGM12-18 is only a good option if your original battery says 250 A or less. Mind the space: the AGM12-18 measures 180 × 75 × 165 mm.

### How much does the Exide ETX24HL-BS weigh?

5.8 kg, with 21 Ah of capacity. For reference, the Exide AGM12-18 (18 Ah) weighs 7.2 kg.

### Which battery is equivalent to the Exide ETX24HL-BS?

Only other AGM batteries with its dimensions and polarity: Varta YTX24HL-BS, Varta TX24HL (FA) and Fulbat FTX24HL-BS. Neither an EFB nor a conventional battery replaces the ETX24HL-BS.

### Which side is the positive terminal on the Exide ETX24HL-BS?

On the ETX24HL-BS, the positive terminal is on the right with the terminals facing you: compare it with your current battery, because with reversed polarity the cables will not reach.

### Does the Exide ETX24HL-BS come charged and ready to fit?

Sealed AGM and gel batteries leave the factory charged and ready. Conventional ones with a separate acid pack are activated when filled and should be charged before fitting.

## Inside the ETX24HL-BS: AGM technology

Inside, the ETX24HL-BS has glass fibre separators (AGM) that hold the electrolyte. The ETX24HL-BS needs a charger with an AGM mode that does not exceed 14.7 V.

## More batteries to compare with the ETX24HL-BS

- [Other motorcycle batteries](https://bateriasonline.es/en/motorcycle-batteries)
- [The whole Exide range](https://bateriasonline.es/en/exide-batteries)
- [Varta YTX24HL-BS](https://bateriasonline.es/en/varta-ytx24hl-bs-521908034) · 21 Ah, 340 A, 205×90×164 mm
- [Varta TX24HL (FA)](https://bateriasonline.es/en/varta-tx24hl-fa-521909033) · 21 Ah, 330 A, 205×87×162 mm

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