# Fullriver DC50-12 · Boat battery 12V 50Ah 440A

![Fullriver DC50-12 · Boat battery 12V 50Ah 440A](https://bateriasonline.es/2541-home_default/fullriver-dc50-12.jpg)

> Fullriver DC50-12: 50 Ah boat battery, 440 A (EN), 241×175×190 mm, L2 case, AGM. Compare sizes and equivalents; 14-day returns.

**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-dc50-12
- **Language**: en
- **Brand**: Fullriver
- **Reference**: BOL-FULLRIVER-DC50-12
- **MPN**: DC50-12
- **Price**: 212,56 € (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 | 50 Ah |
| Cold cranking amps (EN) | 440 A |
| Length | 241 mm |
| Width | 175 mm |
| Height | 190 mm |
| Weight | 18.5 kg |
| Terminal type | AP |
| Case size | L2 (242 × 175 × 190 mm) |

## Quick description

The Fullriver DC50-12 is a boat battery with 12 V, 50 Ah and 440 A cold cranking current, case size L2 (241 × 175 × 190 mm).

## Description

## Who the Fullriver DC50-12 is for

The Fullriver DC50-12 is made for marine use. Check whether your boat needs starting, service or a dual-purpose battery before choosing.
The DC50-12 belongs to the Fullriver DC Series range. [More Fullriver batteries](https://bateriasonline.es/en/fullriver-batteries)

## AGM technology in the DC50-12

Inside, the DC50-12 has glass fibre separators (AGM) that hold the electrolyte. The DC50-12 needs a charger with an AGM mode that does not exceed 14.7 V.

## Fullriver DC50-12 vs FT610-47 and DC65-12B: differences

How the DC50-12 compares with Fullriver batteries of similar size and capacity:

| Model | Capacity | Cold cranking (EN) | Dimensions (mm) | Weight |
|---|---|---|---|---|
| Fullriver DC50-12 (this one) | 50 Ah | 440 A | 241 × 175 × 190 | 18.5 kg |
| Fullriver FT610-47 | 50 Ah | 610 A | 241 × 175 × 190 | 19.1 kg |
| Fullriver DC65-12B | 65 Ah | 490 A | 261 × 172 × 187 | 21.3 kg |

- Fullriver FT610-47: the same capacity, 170 A more cranking power, the same L2 case.
- Fullriver DC65-12B: 15 Ah more, 50 A more cranking power, a different case (261 × 172 × 187 mm).

## Equivalents and alternatives to the Fullriver DC50-12

We have no other battery with exactly the dimensions and polarity of the DC50-12. 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 DC50-12

This is how the Fullriver DC50-12 appears on the label and in parts catalogues:

| Commercial reference | DC50-12 |
|---|---|
| Case size (EN) | L2 |
| Terminal type | AP |
| Not to be confused with | Fullriver DCG50-12 (50 Ah), Fullriver DC10-12 (10 Ah), Fullriver DC150-12 (150 Ah, 900 A) |

## Check this before ordering the Fullriver DC50-12

- Check the EN amps on your battery: if it says 440 A or less, the DC50-12 covers your engine.
- With 50 Ah, the DC50-12 replaces an original battery of that capacity or slightly less.
- Length, width and height of the DC50-12: 241 × 175 × 190 mm (European case size L2).

## Frequently asked questions about the Fullriver DC50-12

### DC50-12 or FT610-47: which one suits me?

Compared with the DC50-12, the Fullriver FT610-47 has 170 A more cranking power. If your current battery says 610 A or more, choose the FT610-47; if it says 440 A or less, the DC50-12 is enough. Both measure 241 × 175 × 190 mm, so they fit the same tray.

### How much does the Fullriver DC50-12 weigh?

18.5 kg, with 50 Ah of capacity. For reference, the Fullriver FT610-47 (50 Ah) weighs 19.1 kg.

### What case size is the Fullriver DC50-12?

Case size L2: 241 × 175 × 190 mm. The DC50-12 fits any standard L2 battery tray.

### How do I look after the boat battery in winter?

Leave it 100% charged, disconnected or on a marine maintenance charger. A battery that spends the winter half-discharged loses capacity permanently.

## Other options if you are unsure about the DC50-12

- [More marine and boat batteries](https://bateriasonline.es/en/marine-boat-batteries)
- [The whole Fullriver range](https://bateriasonline.es/en/fullriver-batteries)

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