# Tudor TC904 · Car battery 12V 90Ah 680A

![Tudor TC904 · Car battery 12V 90Ah 680A](https://bateriasonline.es/2601-home_default/tudor-tc904.jpg)

> Tudor TC904: 90 Ah car battery, 680 A (EN), 306×173×222 mm, positive terminal on the right, D31 case. Equivalent to Exide EC904.

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

- **Canonical URL**: https://bateriasonline.es/en/tudor-tc904
- **Language**: en
- **Brand**: Tudor
- **Reference**: BOL-TUDOR-TC904
- **EAN**: 3661024054751
- **MPN**: TC904
- **Price**: 95,57 € (VAT incl., Spain)
- **Last updated**: 2026-11-07

## Technical specifications

| Feature | Value |
|---|---|
| Brand | Tudor |
| Range | TUDOR Standard |
| 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 right |
| Terminal type | EN taper post |
| Case size | D31 (306 × 173 × 225 mm) |

## Quick description

Tudor TC904: 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 right. With the positive terminal on the left, the exact counterpart is the Tudor TC905.

## Description

## Who the Tudor TC904 is for

The Tudor TC904 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. If your car has no Start-Stop and had a 90 Ah battery, the TC904 is a direct replacement.
At 90 Ah it moves into large diesels, SUVs, vans and cars with heavy electrical equipment. The TC904 belongs to the Tudor TUDOR Standard range. [The full range of Tudor batteries](https://bateriasonline.es/en/tudor-batteries)

## Tudor TC904 vs TA954, TC905 and TB954: differences

The real differences between the TC904 and the closest Tudor models:

| Model | Capacity | Cold cranking (EN) | Dimensions (mm) | Positive | Weight |
|---|---|---|---|---|---|
| Tudor TC904 (this one) | 90 Ah | 680 A | 306 × 173 × 222 | right | 19.9 kg |
| Tudor TA954 | 95 Ah | 800 A | 306 × 173 × 222 | right | 21.4 kg |
| Tudor TC905 | 90 Ah | 680 A | 306 × 173 × 222 | left | 19.9 kg |
| Tudor TB954 | 95 Ah | 760 A | 306 × 173 × 222 | right | 20.6 kg |

- Tudor TA954: 5 Ah more, 120 A more cranking power, the same D31 case.
- Tudor TC905: identical to the TC904 except for the positive terminal, which is on the other side (positive terminal on the left).
- Tudor TB954: 5 Ah more, 80 A more cranking power, the same D31 case.

## Tudor TC904 codes and part numbers

Look for any of these TC904 codes on your current battery or in the manufacturer's catalogue:

| Commercial reference | TC904 |
|---|---|
| EAN | 3661024054751 |
| Case size (EN) | D31 |
| Terminal type | EN taper post |
| Not to be confused with | Tudor TC900 (90 Ah, 720 A), Tudor TC905 (90 Ah, 680 A, positive terminal on the left) |

## Equivalents and alternatives to the Tudor TC904

Same dimensions and polarity as the TC904, with similar capacity and cranking power; as a conventional battery, the TC904 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) |
|---|---|---|---|---|
| Exide EC904 | Lead-acid | 90 Ah | 680 A | 306 × 173 × 222 |
| Fulmen FC904 | Lead-acid | 90 Ah | 680 A | 306 × 173 × 222 |
| Deta DC904 | Lead-acid | 90 Ah | 680 A | 306 × 173 × 222 |
| Exide EB954 | Lead-acid | 95 Ah | 760 A | 306 × 173 × 222 |
| Fulmen FB954 | Lead-acid | 95 Ah | 760 A | 306 × 173 × 222 |
| Deta DB954 | Lead-acid | 95 Ah | 760 A | 306 × 173 × 222 |

## Before ordering the TC904, check this

- Measure the space: the TC904 takes up 306 × 173 × 222 mm (European case size D31).
- The TC904 has the positive terminal on the right: compare it with your current battery.
- Capacity of the TC904: 90 Ah; the same as your current battery or slightly more is fine.
- Check the EN amps on your battery: if it says 680 A or less, the TC904 covers your engine.
- If your car has Start-Stop, the TC904 is not the right one: it needs an EFB or an AGM.

## What it means that the TC904 is lead-acid

The TC904 is a conventional lead-acid battery, with plates immersed in liquid electrolyte. In cars without energy management, the TC904 needs no special registration: just connect it.

## Frequently asked questions about the Tudor TC904

### Tudor TC904 or TA954?

Compared with the TC904, the Tudor TA954 has 5 Ah more and 120 A more cranking power. If your current battery says 800 A or more, choose the TA954; if it says 680 A or less, the TC904 is enough. Both measure 306 × 173 × 222 mm, so they fit the same tray.

### What is the difference between the Tudor TC904 and the TC905?

They are the same battery with the terminals swapped: positive terminal on the right on the TC904, positive terminal on the left on the TC905. Look at your current battery with the terminals facing you and pick the one that matches.

### Can the Tudor TC904 be used in a car with Start-Stop?

No. The TC904 is a lead-acid battery for cars without automatic engine stop; Start-Stop needs an EFB or an AGM.

### How much does the Tudor TC904 weigh?

The TC904 weighs 19.9 kg. For reference, the Tudor TA954 (95 Ah) weighs 21.4 kg.

### Which battery is equivalent to the Tudor TC904?

With the same dimensions, polarity and similar capacity you have the Exide EC904, Fulmen FC904 and Deta DC904. As the TC904 is a conventional battery, an EFB or AGM of the same size also works.

### What case size is the Tudor TC904?

Case size D31: 306 × 173 × 222 mm. The TC904 fits any standard D31 battery tray such as the Exide EC904.

### Which charger does the Tudor TC904 need?

An automatic lead-acid charger with cut-off or maintenance mode, rated at 10 to 20% of its capacity in amps. If it is a vented type, check the electrolyte level and top up only with distilled water.

## Keep comparing: alternatives to the TC904

- [Other car batteries](https://bateriasonline.es/en/car-batteries)
- [Full Tudor catalogue](https://bateriasonline.es/en/tudor-batteries)
- [Varta G7](https://bateriasonline.es/en/varta-g7) · 95 Ah, 830 A, 306×173×225 mm

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