# Fullriver DC38-12 · Boat battery 12V 38Ah 265A

![Fullriver DC38-12 · Boat battery 12V 38Ah 265A](https://bateriasonline.es/2516-home_default/fullriver-dc38-12.jpg)

> Fullriver DC38-12: 38 Ah boat battery, 265 A (EN), 198×166×171 mm, AGM. Equivalent to Fullriver DC40-12.

**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-dc38-12
- **Language**: en
- **Brand**: Fullriver
- **Reference**: BOL-FULLRIVER-DC38-12
- **MPN**: DC38-12
- **Price**: 155,92 € (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 | 38 Ah |
| Cold cranking amps (EN) | 265 A |
| Length | 198 mm |
| Width | 166 mm |
| Height | 171 mm |
| Weight | 13.5 kg |
| Terminal type | M6 |

## Quick description

The Fullriver DC38-12 is a boat battery with 12 V, 38 Ah and 265 A cold cranking current, measuring 198 × 166 × 171 mm.

## Description

## Who the Fullriver DC38-12 is for

The Fullriver DC38-12 is made for marine use. Fit the DC38-12 securely on board and away from bilge water.
The DC38-12 belongs to the Fullriver DC Series range. [More Fullriver batteries](https://bateriasonline.es/en/fullriver-batteries)

## Equivalents and alternatives to the Fullriver DC38-12

As the DC38-12 is an AGM battery, we only list other AGM batteries with its dimensions and polarity: neither an EFB nor a conventional battery can replace it.

| Model | Technology | Capacity | Cold cranking (EN) | Dimensions (mm) |
|---|---|---|---|---|
| Fullriver DC40-12 | AGM | 40 Ah | 275 A | 198 × 166 × 174 |

## Fullriver DC38-12 vs DC40-12 and DC50-12B

How the DC38-12 compares with Fullriver batteries of similar size and capacity:

| Model | Capacity | Cold cranking (EN) | Dimensions (mm) | Weight |
|---|---|---|---|---|
| Fullriver DC38-12 (this one) | 38 Ah | 265 A | 198 × 166 × 171 | 13.5 kg |
| Fullriver DC40-12 | 40 Ah | 275 A | 198 × 166 × 174 | 13.4 kg |
| Fullriver DC50-12B | 50 Ah | 270 A | 198 × 166 × 171 | 14.9 kg |

- Fullriver DC40-12: 2 Ah more, 10 A more cranking power, a different case (198 × 166 × 174 mm).
- Fullriver DC50-12B: 12 Ah more, 5 A more cranking power, the same dimensions.

## What it means that the DC38-12 is AGM

Inside, the DC38-12 has glass fibre separators (AGM) that hold the electrolyte. The DC38-12 needs a charger with an AGM mode that does not exceed 14.7 V.

## Check this before ordering the Fullriver DC38-12

- Length, width and height of the DC38-12: 198 × 166 × 171 mm.
- Capacity of the DC38-12: 38 Ah; the same as your current battery or slightly more is fine.
- The DC38-12 delivers 265 A cold cranking (EN standard); do not go below what your original battery states.

## Fullriver DC38-12 codes and part numbers

This is how the Fullriver DC38-12 appears on the label and in parts catalogues:

| Commercial reference | DC38-12 |
|---|---|
| Terminal type | M6 |
| Not to be confused with | Fullriver DC35-12 (35 Ah, 190 A) |

## Frequently asked questions about the Fullriver DC38-12

### Fullriver DC38-12 or DC40-12?

Compared with the DC38-12, the Fullriver DC40-12 has 2 Ah more and 10 A more cranking power. If your current battery says 275 A or more, choose the DC40-12; if it says 265 A or less, the DC38-12 is enough. Mind the space: the DC40-12 measures 198 × 166 × 174 mm.

### How much does the Fullriver DC38-12 weigh?

The DC38-12 weighs 13.5 kg. For reference, the Fullriver DC40-12 (40 Ah) weighs 13.4 kg.

### Which battery is equivalent to the Fullriver DC38-12?

Only other AGM batteries with its dimensions and polarity: Fullriver DC40-12. Neither an EFB nor a conventional battery replaces the DC38-12.

### Which charger does the Fullriver DC38-12 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 DC38-12

- [All marine and boat batteries](https://bateriasonline.es/en/marine-boat-batteries)
- [More Fullriver models](https://bateriasonline.es/en/fullriver-batteries)
- [Fullriver FT560L](https://bateriasonline.es/en/fullriver-ft560l) · 44 Ah, 560 A, 198×166×180 mm

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