# Fullriver DC85-12 · Boat battery 12V 85Ah 510A

![Fullriver DC85-12 · Boat battery 12V 85Ah 510A](https://bateriasonline.es/2624-home_default/fullriver-dc85-12.jpg)

> Fullriver DC85-12: 85 Ah boat battery, 510 A (EN), 260×169×236 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-dc85-12
- **Language**: en
- **Brand**: Fullriver
- **Reference**: BOL-FULLRIVER-DC85-12
- **MPN**: DC85-12
- **Price**: 321,70 € (VAT incl., Spain)
- **Last updated**: 2026-11-07

## Technical specifications

| Feature | Value |
|---|---|
| Brand | Fullriver |
| Range | DC Series |
| Application | Boats |
| Technology | AGM |
| Voltage | 12 V |
| Capacity | 85 Ah |
| Cold cranking amps (EN) | 510 A |
| Length | 260 mm |
| Width | 169 mm |
| Height | 236 mm |
| Weight | 25.1 kg |
| Terminal type | M8 + TP08 |

## Quick description

Fullriver DC85-12: boat battery with 12 V, 85 Ah and 510 A cold cranking current, measuring 260 × 169 × 236 mm.

## Description

## Where the Fullriver DC85-12 fits

The Fullriver DC85-12 is made for marine use. Fit the DC85-12 securely on board and away from bilge water.
The DC85-12 belongs to the Fullriver DC Series range. [See all Fullriver batteries](https://bateriasonline.es/en/fullriver-batteries)

## Equivalents and alternatives to the Fullriver DC85-12

No other reference in the catalogue fully matches the dimensions and polarity of the DC85-12; you will find the closest ones among our [marine and boat batteries](https://bateriasonline.es/en/marine-boat-batteries).

## Fullriver DC85-12 vs FFD80-12 and DC70-12

What sets the DC85-12 apart from its neighbours in the Fullriver range:

| Model | Capacity | Cold cranking (EN) | Dimensions (mm) | Weight |
|---|---|---|---|---|
| Fullriver DC85-12 (this one) | 85 Ah | 510 A | 260 × 169 × 236 | 25.1 kg |
| Fullriver FFD80-12 | 80 Ah | 530 A | 260 × 169 × 215 | 23.1 kg |
| Fullriver DC70-12 | 70 Ah | 450 A | 260 × 169 × 215 | 24 kg |

- Fullriver FFD80-12: 5 Ah less, 20 A more cranking power, a different case (260 × 169 × 215 mm).
- Fullriver DC70-12: 15 Ah less, 60 A less cranking power, a different case (260 × 169 × 215 mm).

## AGM technology in the DC85-12

Inside, the DC85-12 has glass fibre separators (AGM) that hold the electrolyte. It is fitted in cars with advanced Start-Stop and in deep-cycle equipment.

## Check this before ordering the Fullriver DC85-12

- Measure the space: the DC85-12 takes up 260 × 169 × 236 mm.
- Capacity of the DC85-12: 85 Ah; the same as your current battery or slightly more is fine.
- Check the EN amps on your battery: if it says 510 A or less, the DC85-12 covers your engine.

## Fullriver DC85-12 codes and part numbers

Shops, garages and catalogues identify the DC85-12 with these codes:

| Commercial reference | DC85-12 |
|---|---|
| Terminal type | M8 + TP08 |
| Not to be confused with | Fullriver DC35-12 (35 Ah, 190 A), Fullriver DC55-12 (55 Ah, 400 A), Fullriver DC65-12 (65 Ah, 430 A) |

## Frequently asked questions about the Fullriver DC85-12

### Fullriver DC85-12 or FFD80-12?

Compared with the DC85-12, the Fullriver FFD80-12 has 5 Ah less and 20 A more cranking power. If your current battery says 530 A or more, choose the FFD80-12; if it says 510 A or less, the DC85-12 is enough. Mind the space: the FFD80-12 measures 260 × 169 × 215 mm.

### How much does the Fullriver DC85-12 weigh?

The DC85-12 weighs 25.1 kg. For reference, the Fullriver FFD80-12 (80 Ah) weighs 23.1 kg.

### Which charger does the Fullriver DC85-12 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.

## Keep comparing: alternatives to the DC85-12

- [More marine and boat batteries](https://bateriasonline.es/en/marine-boat-batteries)
- [More Fullriver models](https://bateriasonline.es/en/fullriver-batteries)
- [Varta LAD85](https://bateriasonline.es/en/varta-lad85) · 85 Ah, 465 A, 260×169×230.5 mm
- [Fullriver FT840-24F](https://bateriasonline.es/en/fullriver-ft840-24f) · 75 Ah, 840 A, 276×172×227 mm
- [Fulbat FDM12-550-M24](https://bateriasonline.es/en/fulbat-fdm12-550-m24) · 79 Ah, 550 A, 260×168×233 mm

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