# Deka GC25 · Electric wheelchair battery 6V 235Ah

![Deka GC25 · Electric wheelchair battery 6V 235Ah](https://bateriasonline.es/3840-home_default/deka-gc25.jpg)

> Deka GC25: 235 Ah electric wheelchair battery, 260.4×181.1×276.4 mm. Equivalent to Deka GC15DT. Price on request: ask for a free quote.

**Category:** [Electric wheelchair batteries](https://bateriasonline.es/en/electric-wheelchair-batteries) → [Deka](https://bateriasonline.es/en/deka-batteries)

- **Canonical URL**: https://bateriasonline.es/en/deka-gc25
- **Language**: en
- **Brand**: Deka
- **Reference**: BOL-DEKA-GC25
- **MPN**: GC25
- **Last updated**: 2026-11-06

## Technical specifications

| Feature | Value |
|---|---|
| Brand | Deka |
| Range | DEKA LEAD-ACID |
| Application | Electric wheelchairs |
| Technology | Lead-acid |
| Voltage | 6 V |
| Capacity | 235 Ah |
| Length | 260.4 mm |
| Width | 181.1 mm |
| Height | 276.4 mm |
| Weight | 30.84 kg |

## Quick description

The Deka GC25 is an electric wheelchair battery with 6 V and 235 Ah, measuring 260.4 × 181.1 × 276.4 mm.

## Description

## Where the Deka GC25 fits

The Deka GC25 is made for powered wheelchairs. It is fitted as a 12 V pair and takes hundreds of daily cycles, something a starter battery could not handle.
The GC25 belongs to the Deka DEKA LEAD-ACID range. [More Deka batteries](https://bateriasonline.es/en/deka-batteries)

## Inside the GC25: lead-acid technology

Inside, the GC25 is classic lead-acid: liquid electrolyte and lead plates. If the GC25 is left discharged for weeks it sulphates: a maintenance charger prevents this.

## Deka GC25 vs GC15DT and GC10DT: differences

How the GC25 compares with Deka batteries of similar size and capacity:

| Model | Capacity | Dimensions (mm) | Weight |
|---|---|---|---|
| Deka GC25 (this one) | 235 Ah | 260.4 × 181.1 × 276.4 | 30.84 kg |
| Deka GC15DT | 230 Ah | 260.4 × 180.1 × 275.6 | 28.58 kg |
| Deka GC10DT | 215 Ah | 260.4 × 181.1 × 276.4 | 27.44 kg |

- Deka GC15DT: 5 Ah less, the same dimensions.
- Deka GC10DT: 20 Ah less, the same dimensions.

## Equivalents and alternatives to the Deka GC25

Same dimensions and polarity as the GC25, with similar capacity and cranking power; as a conventional battery, the GC25 can also be replaced by an EFB or AGM of the same size if you want more cycles.

| Model | Technology | Capacity | Dimensions (mm) |
|---|---|---|---|
| Deka GC15DT | Lead-acid | 230 Ah | 260.4 × 180.1 × 275.6 |

## Deka GC25 codes and part numbers

This is how the Deka GC25 appears on the label and in parts catalogues:

| Commercial reference | GC25 |
|---|---|
| Not to be confused with | Deka GC45 (255 Ah) |

## Check this before ordering the Deka GC25

- Your current battery should say about 235 Ah; a little more is also fine.
- Measure the space: the GC25 takes up 260.4 × 181.1 × 276.4 mm.

## Frequently asked questions about the Deka GC25

### Deka GC25 or GC15DT?

Compared with the GC25, the Deka GC15DT has 5 Ah less. With 235 Ah, the GC25 runs longer between charges than the GC15DT (230 Ah). Both measure 260.4 × 181.1 × 276.4 mm, so they fit the same tray.

### How much does the Deka GC25 weigh?

The GC25 weighs 30.84 kg. For reference, the Deka GC15DT (230 Ah) weighs 28.58 kg.

### Which battery is equivalent to the Deka GC25?

With the same dimensions, polarity and similar capacity you have the Deka GC15DT. As the GC25 is a conventional battery, an EFB or AGM of the same size also works.

### Which charger does the Deka GC25 need?

An automatic lead-acid charger with cut-off or maintenance mode, rated at 10 to 20% of its capacity in amps. If it is a vented type, check the electrolyte level and top up only with distilled water.

## Other options if you are unsure about the GC25

- [Other electric wheelchair batteries](https://bateriasonline.es/en/electric-wheelchair-batteries)
- [The whole Deka range](https://bateriasonline.es/en/deka-batteries)
- [Deka 8C11](https://bateriasonline.es/en/deka-8c11) · 235 Ah, 298.5×177.8×292.1 mm

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