# Exide ER600 · Boat battery 12V 120Ah 800A

![Exide ER600 · Boat battery 12V 120Ah 800A](https://bateriasonline.es/371-home_default/exide-er600.jpg)

> Exide ER600: 120 Ah boat battery, 800 A (EN), 349×175×285 mm, positive terminal on the left. Compare sizes and equivalents; 14-day returns.

**Category:** [Marine and boat batteries](https://bateriasonline.es/en/marine-boat-batteries) → [Exide](https://bateriasonline.es/en/exide-batteries)

- **Canonical URL**: https://bateriasonline.es/en/exide-er600
- **Language**: en
- **Brand**: Exide
- **Reference**: BOL-EXIDE-ER600
- **EAN**: 3661024037969
- **MPN**: ER600
- **Price**: 163,80 € (VAT incl., Spain)
- **Last updated**: 2026-10-27

## Technical specifications

| Feature | Value |
|---|---|
| Brand | Exide |
| Range | EXIDE MARINA DUAL ER |
| Application | Boats |
| Technology | Lead-acid |
| Voltage | 12 V |
| Capacity | 120 Ah |
| Cold cranking amps (EN) | 800 A |
| Length | 349 mm |
| Width | 175 mm |
| Height | 285 mm |
| Weight | 31.4 kg |
| Polarity | Positive terminal on the left |
| Terminal type | EN taper post |
| Energy | 600 Wh |

## Quick description

The Exide ER600 is a boat battery with 12 V, 120 Ah and 800 A cold cranking current, measuring 349 × 175 × 285 mm, with the positive terminal on the left.

## Description

## The Exide ER600 at a glance

The Exide ER600 is a battery for boats: engine starting or on-board service, depending on its design, with resistance to damp and hull vibration. Fit the ER600 securely on board and away from bilge water.
The ER600 belongs to the Exide EXIDE MARINA DUAL ER range. [See all Exide batteries](https://bateriasonline.es/en/exide-batteries)

## What it means that the ER600 is lead-acid

The ER600 is a conventional lead-acid battery, with plates immersed in liquid electrolyte. In cars without energy management, the ER600 needs no special registration: just connect it.

## Exide ER600 vs ER650, ER570 and ER550: differences

How the ER600 compares with Exide batteries of similar size and capacity:

| Model | Capacity | Cold cranking (EN) | Dimensions (mm) | Positive | Weight |
|---|---|---|---|---|---|
| Exide ER600 (this one) | 120 Ah | 800 A | 349 × 175 × 285 | left | 31.4 kg |
| Exide ER650 | 142 Ah | 850 A | 349 × 175 × 290 | left | 35.1 kg |
| Exide ER570 | 120 Ah | 760 A | 349 × 175 × 235 | left | 27.3 kg |
| Exide ER550 | 115 Ah | 760 A | 349 × 175 × 235 | left | 27.8 kg |
| Exide EN850 | 110 Ah | 750 A | 349 × 175 × 235 | left | 25.4 kg |

- Exide ER650: 22 Ah more, 50 A more cranking power, a different case (349 × 175 × 290 mm).
- Exide ER570: the same capacity, 40 A less cranking power, a different height (235 mm instead of 285 mm). It is the option if your battery tray cannot take the 285 mm height of the ER600.
- Exide ER550: 5 Ah less, 40 A less cranking power, a different height (235 mm instead of 285 mm). It is the option if your battery tray cannot take the 285 mm height of the ER600.
- Exide EN850: 10 Ah less, 50 A less cranking power, a different case (349 × 175 × 235 mm).

## Equivalents and alternatives to the Exide ER600

We have no other battery with exactly the dimensions and polarity of the ER600. Browse the rest of our [marine and boat batteries](https://bateriasonline.es/en/marine-boat-batteries) to compare close options.

## Part numbers and codes for the Exide ER600

Look for any of these ER600 codes on your current battery or in the manufacturer's catalogue:

| Commercial reference | ER600 |
|---|---|
| EAN | 3661024037969 |
| Terminal type | EN taper post |
| Not to be confused with | Exide EL600 (60 Ah, 640 A, positive terminal on the right), Exide EP600 (70 Ah, 760 A, positive terminal on the right), Exide EZ600 (70 Ah, 760 A, positive terminal on the right) |

## Before ordering the ER600, check this

- Cold cranking: 800 A (EN), equal to or higher than the original.
- Your current battery should say about 120 Ah; a little more is also fine.
- The ER600 has the positive terminal on the left: compare it with your current battery.
- Measure the space: the ER600 takes up 349 × 175 × 285 mm.

## Frequently asked questions about the Exide ER600

### ER600 or ER650: which one suits me?

Compared with the ER600, the Exide ER650 has 22 Ah more and 50 A more cranking power. If your current battery says 850 A or more, choose the ER650; if it says 800 A or less, the ER600 is enough. Mind the space: the ER650 measures 349 × 175 × 290 mm.

### Exide ER600 or ER570/ER550: what changes?

Mainly the height: the ER600 is 285 mm tall and the Exide ER570 235 mm, with the same length and width. In capacity and cranking power, the ER570 offers 120 Ah and 760 A against 120 Ah and 800 A. The Exide ER550 is 235 mm tall, with 115 Ah and 760 A. Before choosing between the ER600 and the ER570, measure the free height of the battery compartment with the cover or bonnet closed.

### How much does the Exide ER600 weigh?

31.4 kg, with 120 Ah of capacity. For reference, the Exide ER650 (142 Ah) weighs 35.1 kg.

### Which side is the positive terminal on the Exide ER600?

On the ER600, 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.

## Other options if you are unsure about the ER600

- [More marine and boat batteries](https://bateriasonline.es/en/marine-boat-batteries)
- [More Exide models](https://bateriasonline.es/en/exide-batteries)

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