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

![Fullriver DC120-12D · Boat battery 12V 120Ah 750A](https://bateriasonline.es/2323-home_default/fullriver-dc120-12d.jpg)

> Fullriver DC120-12D: 120 Ah boat battery, 750 A (EN), 260×180×301 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-dc120-12d
- **Language**: en
- **Brand**: Fullriver
- **Reference**: BOL-FULLRIVER-DC120-12D
- **MPN**: DC120-12D
- **Price**: 413,76 € (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 | 260 mm |
| Width | 180 mm |
| Height | 301 mm |
| Weight | 38.7 kg |
| Terminal type | M8 |

## Quick description

Fullriver DC120-12D: boat battery with 12 V, 120 Ah and 750 A cold cranking current, measuring 260 × 180 × 301 mm.

## Description

## The Fullriver DC120-12D at a glance

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

## What it means that the DC120-12D is AGM

Inside, the DC120-12D has glass fibre separators (AGM) that hold the electrolyte. The DC120-12D needs a charger with an AGM mode that does not exceed 14.7 V.

## Fullriver DC120-12D vs DC150-12 and DC85-12: which one to choose?

The real differences between the DC120-12D and the closest Fullriver models:

| Model | Capacity | Cold cranking (EN) | Dimensions (mm) | Weight |
|---|---|---|---|---|
| Fullriver DC120-12D (this one) | 120 Ah | 750 A | 260 × 180 × 301 | 38.7 kg |
| Fullriver DC150-12 | 150 Ah | 900 A | 327 × 182 × 294 | 42.6 kg |
| Fullriver DC85-12 | 85 Ah | 510 A | 260 × 169 × 236 | 25.1 kg |

- Fullriver DC150-12: 30 Ah more, 150 A more cranking power, a different case (327 × 182 × 294 mm).
- Fullriver DC85-12: 35 Ah less, 240 A less cranking power, a different case (260 × 169 × 236 mm).

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

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

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

This is how the Fullriver DC120-12D appears on the label and in parts catalogues:

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

## Before ordering the DC120-12D, check this

- Check the EN amps on your battery: if it says 750 A or less, the DC120-12D covers your engine.
- Capacity of the DC120-12D: 120 Ah; the same as your current battery or slightly more is fine.
- The DC120-12D needs 260 × 180 × 301 mm of space: measure it with the hold-down clamp in place.

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

### DC120-12D or DC150-12: which one suits me?

Compared with the DC120-12D, the Fullriver DC150-12 has 30 Ah more and 150 A more cranking power. If your current battery says 900 A or more, choose the DC150-12; if it says 750 A or less, the DC120-12D is enough. Mind the space: the DC150-12 measures 327 × 182 × 294 mm.

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

38.7 kg, with 120 Ah of capacity. For reference, the Fullriver DC150-12 (150 Ah) weighs 42.6 kg.

### Which charger does the Fullriver DC120-12D 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 DC120-12D

- [All marine and boat batteries](https://bateriasonline.es/en/marine-boat-batteries)
- [More Fullriver models](https://bateriasonline.es/en/fullriver-batteries)

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