# Fulmen FG1803 · Truck battery 12V 180Ah 1,000A

![Fulmen FG1803 · Truck battery 12V 180Ah 1,000A](https://bateriasonline.es/2795-home_default/fulmen-fg1803.jpg)

> Fulmen FG1803: 180 Ah truck battery, 1,000 A (EN), 513×223×223 mm. Equivalent to Exide EG1803 and Exide ED1803. Price on request: ask for a free quote.

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

- **Canonical URL**: https://bateriasonline.es/en/fulmen-fg1803
- **Language**: en
- **Brand**: Fulmen
- **Reference**: BOL-FULMEN-FG1803
- **EAN**: 3661024045445
- **MPN**: FG1803
- **Last updated**: 2026-11-06

## Technical specifications

| Feature | Value |
|---|---|
| Brand | Fulmen |
| Range | FULMEN StartPRO |
| Application | Trucks and commercial vehicles |
| Technology | Lead-acid |
| Voltage | 12 V |
| Capacity | 180 Ah |
| Cold cranking amps (EN) | 1000 A |
| Length | 513 mm |
| Width | 223 mm |
| Height | 223 mm |
| Weight | 42.8 kg |
| Terminal layout | 3 |

## Quick description

The Fulmen FG1803 is a truck battery with 12 V, 180 Ah and 1,000 A cold cranking current, measuring 513 × 223 × 223 mm.

## Description

## The Fulmen FG1803 at a glance

The Fulmen FG1803 turns heavy diesel engines and powers cabs with high consumption. It is built to resist constant vibration and long shifts.
The FG1803 belongs to the Fulmen FULMEN StartPRO range. [The full range of Fulmen batteries](https://bateriasonline.es/en/fulmen-batteries)

## Lead-acid technology in the FG1803

Inside, the FG1803 is classic lead-acid: liquid electrolyte and lead plates. If the FG1803 is left discharged for weeks it sulphates: a maintenance charger prevents this.

## Fulmen FG1803 vs FF1853 and FJ1723

Torn between the FG1803 and another similar Fulmen? This is what changes:

| Model | Capacity | Cold cranking (EN) | Dimensions (mm) | Weight |
|---|---|---|---|---|
| Fulmen FG1803 (this one) | 180 Ah | 1,000 A | 513 × 223 × 223 | 42.8 kg |
| Fulmen FF1853 | 185 Ah | 1,150 A | 513 × 223 × 223 | 43.9 kg |
| Fulmen FJ1723 | 172 Ah | 1,390 A | 513 × 223 × 223 | 48.8 kg |

- Fulmen FF1853: 5 Ah more, 150 A more cranking power, the same dimensions.
- Fulmen FJ1723: 8 Ah less, 390 A more cranking power, the same dimensions.

## Equivalents and alternatives to the Fulmen FG1803

Same dimensions and polarity as the FG1803, with similar capacity and cranking power; as a conventional battery, the FG1803 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 EG1803 | Lead-acid | 180 Ah | 1,000 A | 513 × 223 × 223 |
| Varta M18 | Lead-acid | 180 Ah | 1,000 A | 513 × 223 × 223 |
| Kronobat SHD-180.3 | Lead-acid | 180 Ah | 1,000 A | 513 × 223 × 223 |
| Tudor TG1803 | Lead-acid | 180 Ah | 1,000 A | 513 × 223 × 223 |
| Deta DG1803 | Lead-acid | 180 Ah | 1,000 A | 513 × 223 × 223 |
| Exide ED1803 | Lead-acid | 180 Ah | 900 A | 513 × 223 × 223 |

## Fulmen FG1803 codes and part numbers

This is how the Fulmen FG1803 appears on the label and in parts catalogues:

| Commercial reference | FG1803 |
|---|---|
| EAN | 3661024045445 |
| Not to be confused with | Fulmen FG1203 (120 Ah, 680 A), Fulmen FG1403 (140 Ah, 800 A), Fulmen FG1806 (180 Ah, 1,000 A) |

## What to look at before buying the FG1803

- The FG1803 delivers 1,000 A cold cranking (EN standard); do not go below what your original battery states.
- Your current battery should say about 180 Ah; a little more is also fine.
- Measure the space: the FG1803 takes up 513 × 223 × 223 mm.

## Frequently asked questions about the Fulmen FG1803

### Fulmen FG1803 or FF1853?

Compared with the FG1803, the Fulmen FF1853 has 5 Ah more and 150 A more cranking power. If your current battery says 1,150 A or more, choose the FF1853; if it says 1,000 A or less, the FG1803 is enough. Both measure 513 × 223 × 223 mm, so they fit the same tray.

### How much does the Fulmen FG1803 weigh?

The FG1803 weighs 42.8 kg. For reference, the Fulmen FF1853 (185 Ah) weighs 43.9 kg.

### Which battery is equivalent to the Fulmen FG1803?

With the same dimensions, polarity and similar capacity you have the Exide EG1803, Varta M18 and Kronobat SHD-180.3. As the FG1803 is a conventional battery, an EFB or AGM of the same size also works.

## Other options if you are unsure about the FG1803

- [All truck, commercial and agricultural vehicle batteries](https://bateriasonline.es/en/truck-agricultural-batteries)
- [Full Fulmen catalogue](https://bateriasonline.es/en/fulmen-batteries)
- [Exide EG1803](https://bateriasonline.es/en/exide-eg1803) · 180 Ah, 1,000 A, 513×223×223 mm
- [Varta M18](https://bateriasonline.es/en/varta-m18) · 180 Ah, 1,000 A, 513×223×223 mm

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