# Fullriver FT890-49 · Boat battery 12V 80Ah 890A

![Fullriver FT890-49 · Boat battery 12V 80Ah 890A](https://bateriasonline.es/2596-home_default/fullriver-ft890-49.jpg)

> Fullriver FT890-49: 80 Ah boat battery, 890 A (EN), 353×175×190 mm, L5 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-ft890-49
- **Language**: en
- **Brand**: Fullriver
- **Reference**: BOL-FULLRIVER-FT890-49
- **MPN**: FT890-49
- **Price**: 364,95 € (VAT incl., Spain)
- **Last updated**: 2026-10-27

## Technical specifications

| Feature | Value |
|---|---|
| Brand | Fullriver |
| Range | Full Throttle Series |
| Application | Boats |
| Technology | AGM |
| Voltage | 12 V |
| Capacity | 80 Ah |
| Cold cranking amps (EN) | 890 A |
| Length | 353 mm |
| Width | 175 mm |
| Height | 190 mm |
| Weight | 27.7 kg |
| Terminal type | AP |
| Case size | L5 (353 × 175 × 190 mm) |

## Quick description

Fullriver FT890-49: boat battery with 12 V, 80 Ah and 890 A cold cranking current, case size L5 (353 × 175 × 190 mm).

## Description

## Where the Fullriver FT890-49 fits

The Fullriver FT890-49 is made for marine use. With 80 Ah, the FT890-49 suits boats that had a battery of that capacity.
The FT890-49 belongs to the Fullriver Full Throttle Series range. [More Fullriver batteries](https://bateriasonline.es/en/fullriver-batteries)

## AGM technology in the FT890-49

Inside, the FT890-49 has glass fibre separators (AGM) that hold the electrolyte. The FT890-49 needs a charger with an AGM mode that does not exceed 14.7 V.

## Fullriver FT890-49 vs DC80-12 and DC65-12: differences

The real differences between the FT890-49 and the closest Fullriver models:

| Model | Capacity | Cold cranking (EN) | Dimensions (mm) | Weight |
|---|---|---|---|---|
| Fullriver FT890-49 (this one) | 80 Ah | 890 A | 353 × 175 × 190 | 27.7 kg |
| Fullriver DC80-12 | 80 Ah | 630 A | 353 × 169 × 190 | 26.8 kg |
| Fullriver DC65-12 | 65 Ah | 430 A | 351 × 167 × 176 | 23.6 kg |

- Fullriver DC80-12: the same capacity, 260 A less cranking power, a different case (353 × 169 × 190 mm).
- Fullriver DC65-12: 15 Ah less, 460 A less cranking power, a different case (351 × 167 × 176 mm).

## Equivalents and alternatives to the Fullriver FT890-49

No other reference in the catalogue fully matches the dimensions and polarity of the FT890-49; you will find the closest ones among our [marine and boat batteries](https://bateriasonline.es/en/marine-boat-batteries).

## Fullriver FT890-49 codes and part numbers

This is how the Fullriver FT890-49 appears on the label and in parts catalogues:

| Commercial reference | FT890-49 |
|---|---|
| Case size (EN) | L5 |
| Terminal type | AP |

## Check this before ordering the Fullriver FT890-49

- Cold cranking: 890 A (EN), equal to or higher than the original.
- With 80 Ah, the FT890-49 replaces an original battery of that capacity or slightly less.
- Length, width and height of the FT890-49: 353 × 175 × 190 mm (European case size L5).

## Frequently asked questions about the Fullriver FT890-49

### Fullriver FT890-49 or DC80-12?

Compared with the FT890-49, the Fullriver DC80-12 has 260 A less cranking power. The FT890-49 cranks harder; the DC80-12 is only a good option if your original battery says 630 A or less. Mind the space: the DC80-12 measures 353 × 169 × 190 mm.

### How much does the Fullriver FT890-49 weigh?

The FT890-49 weighs 27.7 kg. For reference, the Fullriver DC80-12 (80 Ah) weighs 26.8 kg.

### What case size is the Fullriver FT890-49?

Case size L5: 353 × 175 × 190 mm. The FT890-49 fits any standard L5 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.

## Keep comparing: alternatives to the FT890-49

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

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