# Fullriver FFD35-12 · Boat battery 12V 35Ah 225A

![Fullriver FFD35-12 · Boat battery 12V 35Ah 225A](https://bateriasonline.es/2238-home_default/fullriver-ffd35-12.jpg)

> Fullriver FFD35-12: 35 Ah boat battery, 225 A (EN), 196×131×167 mm, AGM. VAT included, shipping cost shown before you pay, 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-ffd35-12
- **Language**: en
- **Brand**: Fullriver
- **Reference**: BOL-FULLRIVER-FFD35-12
- **MPN**: FFD35-12
- **Price**: 196,29 € (VAT incl., Spain)
- **Last updated**: 2026-10-27

## Technical specifications

| Feature | Value |
|---|---|
| Brand | Fullriver |
| Range | FULLRIVER FF |
| Application | Boats |
| Technology | AGM |
| Voltage | 12 V |
| Capacity | 35 Ah |
| Cold cranking amps (EN) | 225 A |
| Length | 196 mm |
| Width | 131 mm |
| Height | 167 mm |
| Weight | 9.9 kg |
| Terminal type | M6 |

## Quick description

Fullriver FFD35-12: boat battery with 12 V, 35 Ah and 225 A cold cranking current, measuring 196 × 131 × 167 mm.

## Description

## Who the Fullriver FFD35-12 is for

The Fullriver FFD35-12 is a battery for boats: engine starting or on-board service, depending on its design, with resistance to damp and hull vibration. With 35 Ah, the FFD35-12 suits boats that had a battery of that capacity.
The FFD35-12 belongs to the Fullriver FULLRIVER FF range. [See all Fullriver batteries](https://bateriasonline.es/en/fullriver-batteries)

## Equivalents and alternatives to the Fullriver FFD35-12

We have no other battery with exactly the dimensions and polarity of the FFD35-12. Browse the rest of our [marine and boat batteries](https://bateriasonline.es/en/marine-boat-batteries) to compare close options.

## Fullriver FFD35-12 vs DC35-12, DC35-12B and FT438-U1

What sets the FFD35-12 apart from its neighbours in the Fullriver range:

| Model | Capacity | Cold cranking (EN) | Dimensions (mm) | Weight |
|---|---|---|---|---|
| Fullriver FFD35-12 (this one) | 35 Ah | 225 A | 196 × 131 × 167 | 9.9 kg |
| Fullriver DC35-12 | 35 Ah | 190 A | 196 × 131 × 167 | 11.5 kg |
| Fullriver DC35-12B | 35 Ah | – | 196 × 131 × 180 | 11.5 kg |
| Fullriver FT438-U1 | 35 Ah | 438 A | 196 × 131 × 192 | 11.3 kg |

- Fullriver DC35-12: the same capacity, 35 A less cranking power, the same dimensions.
- Fullriver DC35-12B: the same capacity, a different height (180 mm instead of 167 mm). It only fits if there is room for 180 mm of height.
- Fullriver FT438-U1: the same capacity, 213 A more cranking power, a different case (196 × 131 × 192 mm).

## Inside the FFD35-12: AGM technology

The FFD35-12 is AGM: the electrolyte is absorbed in glass fibre mats, so it is sealed and spill-proof. Being sealed, the FFD35-12 can be fitted in the boot or under a seat with no risk of spills.

## What to look at before buying the FFD35-12

- The FFD35-12 needs 196 × 131 × 167 mm of space: measure it with the hold-down clamp in place.
- With 35 Ah, the FFD35-12 replaces an original battery of that capacity or slightly less.
- Cold cranking: 225 A (EN), equal to or higher than the original.

## Part numbers and codes for the Fullriver FFD35-12

Look for any of these FFD35-12 codes on your current battery or in the manufacturer's catalogue:

| Commercial reference | FFD35-12 |
|---|---|
| Terminal type | M6 |
| Not to be confused with | Fullriver FFD55-12 (55 Ah, 350 A) |

## Frequently asked questions about the Fullriver FFD35-12

### FFD35-12 or DC35-12: which one suits me?

Compared with the FFD35-12, the Fullriver DC35-12 has 35 A less cranking power. The FFD35-12 cranks harder; the DC35-12 is only a good option if your original battery says 190 A or less. Both measure 196 × 131 × 167 mm, so they fit the same tray.

### Fullriver FFD35-12 or DC35-12B: what changes?

Mainly the height: the FFD35-12 is 167 mm tall and the Fullriver DC35-12B 180 mm, with the same length and width and 35 Ah against 35 Ah. Before choosing between the FFD35-12 and the DC35-12B, measure the free height of the battery compartment with the cover or bonnet closed.

### How much does the Fullriver FFD35-12 weigh?

9.9 kg, with 35 Ah of capacity. For reference, the Fullriver DC35-12 (35 Ah) weighs 11.5 kg.

## More batteries to compare with the FFD35-12

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

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