# Tudor TG1203 · Truck battery 12V 120Ah 680A

![Tudor TG1203 · Truck battery 12V 120Ah 680A](https://bateriasonline.es/2493-home_default/tudor-tg1203.jpg)

> Tudor TG1203: 120 Ah truck battery, 680 A (EN), 513×189×223 mm. Equivalent to Exide EG1203 and Varta I8.

**Category:** [Truck, commercial and agricultural vehicle batteries](https://bateriasonline.es/en/truck-agricultural-batteries) → [Tudor](https://bateriasonline.es/en/tudor-batteries)

- **Canonical URL**: https://bateriasonline.es/en/tudor-tg1203
- **Language**: en
- **Brand**: Tudor
- **Reference**: BOL-TUDOR-TG1203
- **EAN**: 3661024056816
- **MPN**: TG1203
- **Price**: 184,44 € (VAT incl., Spain)
- **Last updated**: 2026-10-27

## Technical specifications

| Feature | Value |
|---|---|
| Brand | Tudor |
| Range | TUDOR START PRO (HD) |
| Application | Trucks and commercial vehicles |
| Technology | Lead-acid |
| Voltage | 12 V |
| Capacity | 120 Ah |
| Cold cranking amps (EN) | 680 A |
| Length | 513 mm |
| Width | 189 mm |
| Height | 223 mm |
| Weight | 32.5 kg |
| Terminal layout | 3 |

## Quick description

Tudor TG1203: truck battery with 12 V, 120 Ah and 680 A cold cranking current, measuring 513 × 189 × 223 mm.

## Description

## Who the Tudor TG1203 is for

The Tudor TG1203 turns heavy diesel engines and powers cabs with high consumption. With 120 Ah, the TG1203 suits heavy vehicles that had a battery of that capacity.
The TG1203 belongs to the Tudor TUDOR START PRO (HD) range. [See all Tudor batteries](https://bateriasonline.es/en/tudor-batteries)

## What it means that the TG1203 is lead-acid

Inside, the TG1203 is classic lead-acid: liquid electrolyte and lead plates. It is a robust, well-known technology with a good capacity-to-price ratio, and still the basis of most cars, trucks and traction equipment.

## Tudor TG1203 vs TG1403 and TF1453: differences

What sets the TG1203 apart from its neighbours in the Tudor range:

| Model | Capacity | Cold cranking (EN) | Dimensions (mm) | Weight |
|---|---|---|---|---|
| Tudor TG1203 (this one) | 120 Ah | 680 A | 513 × 189 × 223 | 32.5 kg |
| Tudor TG1403 | 140 Ah | 800 A | 513 × 189 × 223 | 34.1 kg |
| Tudor TF1453 | 145 Ah | 900 A | 513 × 189 × 223 | 35.8 kg |

- Tudor TG1403: 20 Ah more, 120 A more cranking power, the same dimensions.
- Tudor TF1453: 25 Ah more, 220 A more cranking power, the same dimensions.

## Equivalents and alternatives to the Tudor TG1203

Same dimensions and polarity as the TG1203, with similar capacity and cranking power; as a conventional battery, the TG1203 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 EG1203 | Lead-acid | 120 Ah | 680 A | 513 × 189 × 223 |
| Varta I8 | Lead-acid | 120 Ah | 680 A | 513 × 189 × 223 |
| Fulmen FG1203 | Lead-acid | 120 Ah | 680 A | 513 × 189 × 223 |
| Deta DG1203 | Lead-acid | 120 Ah | 680 A | 513 × 189 × 223 |

## Tudor TG1203 codes and part numbers

Shops, garages and catalogues identify the TG1203 with these codes:

| Commercial reference | TG1203 |
|---|---|
| EAN | 3661024056816 |
| Not to be confused with | Tudor TG1206 (120 Ah, 680 A), Tudor TG1403 (140 Ah, 800 A), Tudor TG1803 (180 Ah, 1,000 A) |

## What to look at before buying the TG1203

- Cold cranking: 680 A (EN), equal to or higher than the original.
- Your current battery should say about 120 Ah; a little more is also fine.
- Length, width and height of the TG1203: 513 × 189 × 223 mm.

## Frequently asked questions about the Tudor TG1203

### Tudor TG1203 or TG1403?

Compared with the TG1203, the Tudor TG1403 has 20 Ah more and 120 A more cranking power. If your current battery says 800 A or more, choose the TG1403; if it says 680 A or less, the TG1203 is enough. Both measure 513 × 189 × 223 mm, so they fit the same tray.

### How much does the Tudor TG1203 weigh?

The TG1203 weighs 32.5 kg. For reference, the Tudor TG1403 (140 Ah) weighs 34.1 kg.

### Which battery is equivalent to the Tudor TG1203?

With the same dimensions, polarity and similar capacity you have the Exide EG1203, Varta I8 and Fulmen FG1203. As the TG1203 is a conventional battery, an EFB or AGM of the same size also works.

## Keep comparing: alternatives to the TG1203

- [All truck, commercial and agricultural vehicle batteries](https://bateriasonline.es/en/truck-agricultural-batteries)
- [The whole Tudor range](https://bateriasonline.es/en/tudor-batteries)
- [Exide EG1203](https://bateriasonline.es/en/exide-eg1203) · 120 Ah, 680 A, 513×189×223 mm
- [Varta I8](https://bateriasonline.es/en/varta-i8) · 120 Ah, 680 A, 513×189×223 mm

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