# Fullriver DC120-12A · Boat battery 12V 120Ah 750A

![Fullriver DC120-12A · Boat battery 12V 120Ah 750A](https://bateriasonline.es/2303-home_default/fullriver-dc120-12a.jpg)

> Fullriver DC120-12A: 120 Ah boat battery, 750 A (EN), 407×171×240 mm, AGM. VAT included and shipping cost shown before you pay.

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

- **Canonical URL**: https://bateriasonline.es/en/fullriver-dc120-12a
- **Language**: en
- **Brand**: Fullriver
- **Reference**: BOL-FULLRIVER-DC120-12A
- **MPN**: DC120-12A
- **Price**: 433,06 € (VAT incl., Spain)
- **Last updated**: 2026-10-27

## Technical specifications

| Feature | Value |
|---|---|
| Brand | Fullriver |
| Range | DC Series |
| Application | Boats |
| Technology | AGM |
| Voltage | 12 V |
| Capacity | 120 Ah |
| Cold cranking amps (EN) | 750 A |
| Length | 407 mm |
| Width | 171 mm |
| Height | 240 mm |
| Weight | 38.2 kg |
| Terminal type | M8 |

## Quick description

The Fullriver DC120-12A is a boat battery with 12 V, 120 Ah and 750 A cold cranking current, measuring 407 × 171 × 240 mm.

## Description

## Where the Fullriver DC120-12A fits

The Fullriver DC120-12A is made for marine use. Fit the DC120-12A securely on board and away from bilge water.
The DC120-12A belongs to the Fullriver DC Series range. [More Fullriver batteries](https://bateriasonline.es/en/fullriver-batteries)

## Equivalents and alternatives to the Fullriver DC120-12A

We have no other battery with exactly the dimensions and polarity of the DC120-12A. Browse the rest of our [marine and boat batteries](https://bateriasonline.es/en/marine-boat-batteries) to compare close options.

## Fullriver DC120-12A vs DC115-12 and FFD110-12

How the DC120-12A compares with Fullriver batteries of similar size and capacity:

| Model | Capacity | Cold cranking (EN) | Dimensions (mm) | Weight |
|---|---|---|---|---|
| Fullriver DC120-12A (this one) | 120 Ah | 750 A | 407 × 171 × 240 | 38.2 kg |
| Fullriver DC115-12 | 115 Ah | 760 A | 328 × 172 × 241 | 32.7 kg |
| Fullriver FFD110-12 | 110 Ah | 850 A | 328 × 172 × 241 | 30 kg |

- Fullriver DC115-12: 5 Ah less, 10 A more cranking power, a different case (328 × 172 × 241 mm).
- Fullriver FFD110-12: 10 Ah less, 100 A more cranking power, a different case (328 × 172 × 241 mm).

## Inside the DC120-12A: AGM technology

Inside, the DC120-12A has glass fibre separators (AGM) that hold the electrolyte. It is fitted in cars with advanced Start-Stop and in deep-cycle equipment.

## What to look at before buying the DC120-12A

- Measure the space: the DC120-12A takes up 407 × 171 × 240 mm.
- Capacity of the DC120-12A: 120 Ah; the same as your current battery or slightly more is fine.
- Cold cranking: 750 A (EN), equal to or higher than the original.

## Part numbers and codes for the Fullriver DC120-12A

Shops, garages and catalogues identify the DC120-12A with these codes:

| Commercial reference | DC120-12A |
|---|---|
| Terminal type | M8 |
| Not to be confused with | Fullriver DCG120-12A (120 Ah), Fullriver DC120-12B (120 Ah, 760 A), Fullriver DC120-12C (120 Ah, 750 A) |

## Frequently asked questions about the Fullriver DC120-12A

### DC120-12A or DC115-12: which one suits me?

Compared with the DC120-12A, the Fullriver DC115-12 has 5 Ah less and 10 A more cranking power. If your current battery says 760 A or more, choose the DC115-12; if it says 750 A or less, the DC120-12A is enough. Mind the space: the DC115-12 measures 328 × 172 × 241 mm.

### How much does the Fullriver DC120-12A weigh?

38.2 kg, with 120 Ah of capacity. For reference, the Fullriver DC115-12 (115 Ah) weighs 32.7 kg.

### Which charger does the Fullriver DC120-12A need?

A charger with an AGM mode that limits voltage to about 14.4-14.7 V. Never an old unregulated charger: overcharging dries out an AGM beyond repair.

## More batteries to compare with the DC120-12A

- [All marine and boat batteries](https://bateriasonline.es/en/marine-boat-batteries)
- [Full Fullriver catalogue](https://bateriasonline.es/en/fullriver-batteries)
- [Fullriver FT1150-6T](https://bateriasonline.es/en/fullriver-ft1150-6t) · 120 Ah, 1,150 A, 280×265×225 mm
- [Fullriver DC120-12D](https://bateriasonline.es/en/fullriver-dc120-12d) · 120 Ah, 750 A, 260×180×301 mm

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