# Exide EC905 · Car battery 12V 90Ah 680A

![Exide EC905 · Car battery 12V 90Ah 680A](https://bateriasonline.es/84-home_default/exide-ec905.jpg)

> Exide EC905: 90 Ah car battery, 680 A (EN), 306×173×222 mm, positive terminal on the left, D31 case. Equivalent to Tudor TC905.

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

- **Canonical URL**: https://bateriasonline.es/en/exide-ec905
- **Language**: en
- **Brand**: Exide
- **Reference**: BOL-EXIDE-EC905
- **EAN**: 3661024034760
- **MPN**: EC905
- **Price**: 101,35 € (VAT incl., Spain)
- **Last updated**: 2026-11-06

## Technical specifications

| Feature | Value |
|---|---|
| Brand | Exide |
| Range | EXIDE CLASSIC |
| Application | Cars |
| Technology | Lead-acid |
| Voltage | 12 V |
| Capacity | 90 Ah |
| Cold cranking amps (EN) | 680 A |
| Length | 306 mm |
| Width | 173 mm |
| Height | 222 mm |
| Weight | 19.9 kg |
| Polarity | Positive terminal on the left |
| Case size | D31 (306 × 173 × 225 mm) |

## Quick description

The Exide EC905 is a car battery with 12 V, 90 Ah and 680 A cold cranking current, case size D31 (306 × 173 × 222 mm), with the positive terminal on the left. If yours has the positive terminal on the right, you need the Exide EC904.

## Description

## The Exide EC905 at a glance

The Exide EC905 is a starter battery for cars without Start-Stop: it delivers the current the starter motor needs and then powers lights, control units and audio with the engine off. The EC905 covers the daily routine of a car without automatic engine stop: cold starts, short trips and loads with the ignition off.
At 90 Ah it moves into large diesels, SUVs, vans and cars with heavy electrical equipment. The EC905 belongs to the Exide EXIDE CLASSIC range. [More Exide batteries](https://bateriasonline.es/en/exide-batteries)

## Exide EC905 codes and part numbers

The EC905 is listed under these codes on labels, in garages and in catalogues:

| Commercial reference | EC905 |
|---|---|
| EAN | 3661024034760 |
| Case size (EN) | D31 |
| Not to be confused with | Exide EC605 (60 Ah, 440 A), Exide EC900 (90 Ah, 720 A, positive terminal on the right), Exide EC904 (90 Ah, 680 A, positive terminal on the right) |

## Exide EC905 vs EB955, EC904 and EA955: which one to choose?

Torn between the EC905 and another similar Exide? This is what changes:

| Model | Capacity | Cold cranking (EN) | Dimensions (mm) | Positive | Weight |
|---|---|---|---|---|---|
| Exide EC905 (this one) | 90 Ah | 680 A | 306 × 173 × 222 | left | 19.9 kg |
| Exide EB955 | 95 Ah | 760 A | 306 × 173 × 222 | left | 20.6 kg |
| Exide EC904 | 90 Ah | 680 A | 306 × 173 × 222 | right | 19.9 kg |
| Exide EA955 | 95 Ah | 800 A | 306 × 173 × 222 | left | 21.4 kg |

- Exide EB955: 5 Ah more, 80 A more cranking power, the same D31 case.
- If the positive terminal of your battery is on the other side, the one you need is the Exide EC904 (positive terminal on the right).
- Exide EA955: 5 Ah more, 120 A more cranking power, the same D31 case.

## Equivalents and alternatives to the Exide EC905

Same dimensions and polarity as the EC905, with similar capacity and cranking power; as a conventional battery, the EC905 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) |
|---|---|---|---|---|
| Tudor TC905 | Lead-acid | 90 Ah | 680 A | 306 × 173 × 222 |
| Fulmen FC905 | Lead-acid | 90 Ah | 680 A | 306 × 173 × 222 |
| Deta DC905 | Lead-acid | 90 Ah | 680 A | 306 × 173 × 222 |
| Tudor TB955 | Lead-acid | 95 Ah | 760 A | 306 × 173 × 222 |
| Fulmen FB955 | Lead-acid | 95 Ah | 760 A | 306 × 173 × 222 |
| Deta DB955 | Lead-acid | 95 Ah | 760 A | 306 × 173 × 222 |

## What it means that the EC905 is lead-acid

The EC905 is a conventional lead-acid battery, with plates immersed in liquid electrolyte. Avoid leaving them discharged, as they sulphate, and charge them with a charger that cuts off or switches to maintenance when finished.

## What to look at before buying the EC905

- If your car has Start-Stop, the EC905 is not the right one: it needs an EFB or an AGM.
- Check the EN amps on your battery: if it says 680 A or less, the EC905 covers your engine.
- With 90 Ah, the EC905 replaces an original battery of that capacity or slightly less.
- With the terminals facing you, the positive terminal of the EC905 is on the left.
- Length, width and height of the EC905: 306 × 173 × 222 mm (European case size D31).

## Frequently asked questions about the Exide EC905

### Exide EC905 or EB955?

Compared with the EC905, the Exide EB955 has 5 Ah more and 80 A more cranking power. If your current battery says 760 A or more, choose the EB955; if it says 680 A or less, the EC905 is enough. Both measure 306 × 173 × 222 mm, so they fit the same tray.

### What is the difference between the Exide EC905 and the EC904?

They are the same battery with the terminals swapped: positive terminal on the left on the EC905, positive terminal on the right on the EC904. Look at your current battery with the terminals facing you and pick the one that matches.

### Can the Exide EC905 be used in a car with Start-Stop?

No. The EC905 is a lead-acid battery for cars without automatic engine stop; Start-Stop needs an EFB or an AGM.

### How much does the Exide EC905 weigh?

The EC905 weighs 19.9 kg. For reference, the Exide EB955 (95 Ah) weighs 20.6 kg.

### Which battery is equivalent to the Exide EC905?

With the same dimensions, polarity and similar capacity you have the Tudor TC905, Fulmen FC905 and Deta DC905. As the EC905 is a conventional battery, an EFB or AGM of the same size also works.

### What case size is the Exide EC905?

Case size D31: 306 × 173 × 222 mm. The EC905 fits any standard D31 battery tray such as the Tudor TC905.

## Keep comparing: alternatives to the EC905

- [Other car batteries](https://bateriasonline.es/en/car-batteries)
- [More Exide models](https://bateriasonline.es/en/exide-batteries)
- [Tudor TC905](https://bateriasonline.es/en/tudor-tc905) · 90 Ah, 680 A, 306×173×222 mm
- [Fulmen FC905](https://bateriasonline.es/en/fulmen-fc905) · 90 Ah, 680 A, 306×173×222 mm

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