# Deta DD851T · Truck battery 12V 85Ah 350A

![Deta DD851T · Truck battery 12V 85Ah 350A](https://bateriasonline.es/2876-home_default/deta-dd851t.jpg)

> Deta DD851T: 85 Ah truck battery, 350 A (EN), 349×175×235 mm, positive terminal on the left, GEL. Equivalent to Exide ED851T and Fulmen FD851T.

**Category:** [Truck, commercial and agricultural vehicle batteries](https://bateriasonline.es/en/truck-agricultural-batteries) → [Deta](https://bateriasonline.es/en/deta-batteries)

- **Canonical URL**: https://bateriasonline.es/en/deta-dd851t
- **Language**: en
- **Brand**: Deta
- **Reference**: BOL-DETA-DD851T
- **EAN**: 3661024027106
- **MPN**: DD851T
- **Last updated**: 2026-10-27

## Technical specifications

| Feature | Value |
|---|---|
| Brand | Deta |
| Range | DETA Endurance+PRO Gel |
| Application | Trucks and commercial vehicles |
| Technology | GEL |
| Voltage | 12 V |
| Capacity | 85 Ah |
| Cold cranking amps (EN) | 350 A |
| Length | 349 mm |
| Width | 175 mm |
| Height | 235 mm |
| Weight | 29.5 kg |
| Polarity | Positive terminal on the left |

## Quick description

Deta DD851T: truck battery with 12 V, 85 Ah and 350 A cold cranking current, measuring 349 × 175 × 235 mm, with the positive terminal on the left.

## Description

## The Deta DD851T at a glance

The Deta DD851T turns heavy diesel engines and powers cabs with high consumption. It is built to resist constant vibration and long shifts.
The DD851T belongs to the Deta DETA Endurance+PRO Gel range. [The full range of Deta batteries](https://bateriasonline.es/en/deta-batteries)

## Equivalents and alternatives to the Deta DD851T

Other gel batteries with the dimensions and polarity of the DD851T: with gel it is best to stay with gel, because the charging profile is different.

| Model | Technology | Capacity | Cold cranking (EN) | Dimensions (mm) |
|---|---|---|---|---|
| Exide ED851T | GEL | 85 Ah | 350 A | 349 × 175 × 235 |
| Fulmen FD851T | GEL | 85 Ah | 350 A | 349 × 175 × 235 |

## GEL technology in the DD851T

Inside, the DD851T holds its electrolyte in gel form. It is the classic technology for wheelchairs, scooters, motorhomes and solar.

## What to look at before buying the DD851T

- The DD851T needs 349 × 175 × 235 mm of space: measure it with the hold-down clamp in place.
- With the terminals facing you, the positive terminal of the DD851T is on the left.
- Your current battery should say about 85 Ah; a little more is also fine.
- The DD851T delivers 350 A cold cranking (EN standard); do not go below what your original battery states.

## Deta DD851T codes and part numbers

Shops, garages and catalogues identify the DD851T with these codes:

| Commercial reference | DD851T |
|---|---|
| EAN | 3661024027106 |

## Frequently asked questions about the Deta DD851T

### How much does the Deta DD851T weigh?

The DD851T weighs 29.5 kg.

### Which battery is equivalent to the Deta DD851T?

For the DD851T, other gel batteries with its size and polarity: Exide ED851T and Fulmen FD851T.

### What is the cold cranking current of the Deta DD851T?

350 A to the EN standard, with 85 Ah capacity.

### Which side is the positive terminal on the Deta DD851T?

The DD851T has the positive terminal on the left, looking at the battery from its long side with the terminals closest to you.

## Keep comparing: alternatives to the DD851T

- [All truck, commercial and agricultural vehicle batteries](https://bateriasonline.es/en/truck-agricultural-batteries)
- [Full Deta catalogue](https://bateriasonline.es/en/deta-batteries)
- [Exide ED851T](https://bateriasonline.es/en/exide-ed851t) · 85 Ah, 350 A, 349×175×235 mm
- [Fulmen FD851T](https://bateriasonline.es/en/fulmen-fd851t) · 85 Ah, 350 A, 349×175×235 mm

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