# Exide E50-N18L-A3 · Motorcycle battery 12V 20Ah 260A

![Exide E50-N18L-A3 · Motorcycle battery 12V 20Ah 260A](https://bateriasonline.es/153-home_default/exide-e50-n18l-a3.jpg)

> Exide E50-N18L-A3: 20 Ah motorcycle battery, 260 A (EN), 205×90×165 mm, positive terminal on the right. Equivalent to Exide E50-N18L-A and Varta SY50-N18L-AT.

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

- **Canonical URL**: https://bateriasonline.es/en/exide-e50-n18l-a3
- **Language**: en
- **Brand**: Exide
- **Reference**: BOL-EXIDE-E50-N18L-A3
- **EAN**: 3661024033688
- **MPN**: E50-N18L-A3
- **Last updated**: 2026-11-09

## Technical specifications

| Feature | Value |
|---|---|
| Brand | Exide |
| Range | EXIDE Conventional |
| Application | Motorcycles |
| Technology | Lead-acid |
| Voltage | 12 V |
| Capacity | 20 Ah |
| Cold cranking amps (EN) | 260 A |
| Length | 205 mm |
| Width | 90 mm |
| Height | 165 mm |
| Weight | 6.9 kg |
| Polarity | Positive terminal on the right |
| Terminal type | M04 |
| JIS code | Y50-N18 L-A3 |

## Quick description

Exide E50-N18L-A3: motorcycle battery with 12 V, 20 Ah and 260 A cold cranking current, measuring 205 × 90 × 165 mm, with the positive terminal on the right.

## Description

## Who the Exide E50-N18L-A3 is for

The Exide E50-N18L-A3 is made for motorcycles, scooters and quads. It is worth keeping the E50-N18L-A3 on a maintenance charger if the bike is laid up over winter.
At 20 Ah it goes into large-capacity motorcycles, adventure bikes, customs and quads. The E50-N18L-A3 belongs to the Exide EXIDE Conventional range. [See all Exide batteries](https://bateriasonline.es/en/exide-batteries)

## Exide E50-N18L-A3 codes and part numbers

This is how the Exide E50-N18L-A3 appears on the label and in parts catalogues:

| Commercial reference | E50-N18L-A3 |
|---|---|
| JIS code | Y50-N18L-A3 |
| EAN | 3661024033688 |
| Terminal type | M04 |

## Equivalents and alternatives to the Exide E50-N18L-A3

Same dimensions and polarity as the E50-N18L-A3, with similar capacity and cranking power; as a conventional battery, the E50-N18L-A3 can also be replaced by an EFB or AGM of the same size if you want more cycles.

| Model | Technology | Capacity | Cold cranking (EN) | Dimensions (mm) |
|---|---|---|---|---|
| Varta SY50-N18L-AT | Lead-acid | 20 Ah | 260 A | 205 × 90 × 162 |
| Fulbat F50-N18L-A / 12N18-3A | Lead-acid | 21.1 Ah | 260 A | 205 × 90 × 162 |
| Fulbat F50-N18L-A3 | Lead-acid | 21.1 Ah | 260 A | 205 × 90 × 162 |
| Varta Y50-N18L-A | Lead-acid | 20 Ah | 260 A | 207 × 92 × 164 |
| Exide E50-N18L-A | Lead-acid | 20 Ah | 260 A | 205 × 90 × 165 |

## Exide E50-N18L-A3 vs AGM12-23 and ETX24HL-BS

The real differences between the E50-N18L-A3 and the closest Exide models:

| Model | Capacity | Cold cranking (EN) | Dimensions (mm) | Positive | Weight |
|---|---|---|---|---|---|
| Exide E50-N18L-A3 (this one) | 20 Ah | 260 A | 205 × 90 × 165 | right | 6.9 kg |
| Exide AGM12-23 | 21 Ah | 350 A | 205 × 90 × 165 | right | 7 kg |
| Exide ETX24HL-BS | 21 Ah | 350 A | 205 × 90 × 165 | right | 5.8 kg |

- Exide AGM12-23: 1 Ah more, 90 A more cranking power, the same dimensions, AGM technology.
- Exide ETX24HL-BS: 1 Ah more, 90 A more cranking power, the same dimensions, AGM technology.

## What to look at before buying the E50-N18L-A3

- Measure the space: the E50-N18L-A3 takes up 205 × 90 × 165 mm.
- The E50-N18L-A3 has the positive terminal on the right: compare it with your current battery.
- Capacity of the E50-N18L-A3: 20 Ah; the same as your current battery or slightly more is fine.
- Check the EN amps on your battery: if it says 260 A or less, the E50-N18L-A3 covers your engine.

## Frequently asked questions about the Exide E50-N18L-A3

### Exide E50-N18L-A3 or AGM12-23?

Compared with the E50-N18L-A3, the Exide AGM12-23 has 1 Ah more, 90 A more cranking power and AGM technology. If your current battery says 350 A or more, choose the AGM12-23; if it says 260 A or less, the E50-N18L-A3 is enough. Both measure 205 × 90 × 165 mm, so they fit the same tray.

### How much does the Exide E50-N18L-A3 weigh?

The E50-N18L-A3 weighs 6.9 kg. For reference, the Exide AGM12-23 (21 Ah) weighs 7 kg.

### Which battery is equivalent to the Exide E50-N18L-A3?

With the same dimensions, polarity and similar capacity you have the Varta SY50-N18L-AT, Fulbat F50-N18L-A / 12N18-3A and Fulbat F50-N18L-A3. As the E50-N18L-A3 is a conventional battery, an EFB or AGM of the same size also works.

### Which side is the positive terminal on the Exide E50-N18L-A3?

The E50-N18L-A3 has the positive terminal on the right, looking at the battery from its long side with the terminals closest to you.

### Does the Exide E50-N18L-A3 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.

## What it means that the E50-N18L-A3 is lead-acid

Inside, the E50-N18L-A3 is classic lead-acid: liquid electrolyte and lead plates. If the E50-N18L-A3 is left discharged for weeks it sulphates: a maintenance charger prevents this.

## Keep comparing: alternatives to the E50-N18L-A3

- [All motorcycle batteries](https://bateriasonline.es/en/motorcycle-batteries)
- [More Exide models](https://bateriasonline.es/en/exide-batteries)
- [Varta SY50-N18L-AT](https://bateriasonline.es/en/varta-sy50-n18l-at-520016026) · 20 Ah, 260 A, 205×90×162 mm
- [Fulbat F50-N18L-A / 12N18-3A](https://bateriasonline.es/en/fulbat-f50-n18l-a-12n18-3a) · 21.1 Ah, 260 A, 205×90×162 mm

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