# Deka 8C11 · Electric wheelchair battery 6V 235Ah

![Deka 8C11 · Electric wheelchair battery 6V 235Ah](https://bateriasonline.es/3815-home_default/deka-8c11.jpg)

> Deka 8C11: 235 Ah electric wheelchair battery, 298.5×177.8×292.1 mm. Ask for a no-obligation 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-8c11
- **Language**: en
- **Brand**: Deka
- **Reference**: BOL-DEKA-8C11
- **MPN**: 8C11
- **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 | 298.5 mm |
| Width | 177.8 mm |
| Height | 292.1 mm |
| Weight | 30.16 kg |

## Quick description

Deka 8C11: electric wheelchair battery with 6 V and 235 Ah, measuring 298.5 × 177.8 × 292.1 mm.

## Description

## Where the Deka 8C11 fits

The Deka 8C11 is a deep-cycle battery for electric wheelchairs: sealed, maintenance-free and built to discharge and recharge every day without losing capacity. It is fitted as a 12 V pair and takes hundreds of daily cycles, something a starter battery could not handle.
The 8C11 belongs to the Deka DEKA LEAD-ACID range. [The full range of Deka batteries](https://bateriasonline.es/en/deka-batteries)

## Equivalents and alternatives to the Deka 8C11

We have no other battery with exactly the dimensions and polarity of the 8C11. Browse the rest of our [electric wheelchair batteries](https://bateriasonline.es/en/electric-wheelchair-batteries) to compare close options.

## Deka 8C11 vs 9C11 and GC45: differences

What sets the 8C11 apart from its neighbours in the Deka range:

| Model | Capacity | Dimensions (mm) | Weight |
|---|---|---|---|
| Deka 8C11 (this one) | 235 Ah | 298.5 × 177.8 × 292.1 | 30.16 kg |
| Deka 9C11 | 250 Ah | 297.9 × 178.3 × 284.5 | 33.11 kg |
| Deka GC45 | 255 Ah | 260.4 × 181.1 × 301.8 | 34.93 kg |

- Deka 9C11: 15 Ah more, a different case (297.9 × 178.3 × 284.5 mm).
- Deka GC45: 20 Ah more, a different case (260.4 × 181.1 × 301.8 mm).

## What it means that the 8C11 is lead-acid

The 8C11 is a conventional lead-acid battery, with plates immersed in liquid electrolyte. In cars without energy management, the 8C11 needs no special registration: just connect it.

## Check this before ordering the Deka 8C11

- Measure the space: the 8C11 takes up 298.5 × 177.8 × 292.1 mm.
- Your current battery should say about 235 Ah; a little more is also fine.

## Part numbers and codes for the Deka 8C11

Look for any of these 8C11 codes on your current battery or in the manufacturer's catalogue:

| Commercial reference | 8C11 |
|---|---|
| Not to be confused with | Deka 9C11 (250 Ah) |

## Frequently asked questions about the Deka 8C11

### 8C11 or 9C11: which one suits me?

Compared with the 8C11, the Deka 9C11 has 15 Ah more. With 250 Ah, the 9C11 runs longer between charges than the 8C11 (235 Ah). Mind the space: the 9C11 measures 297.9 × 178.3 × 284.5 mm.

### How much does the Deka 8C11 weigh?

30.16 kg, with 235 Ah of capacity. For reference, the Deka 9C11 (250 Ah) weighs 33.11 kg.

### How much range does the Deka 8C11 give in an electric wheelchair?

It depends on weight, terrain and the chair. As a guide, with 235 Ah per battery an average chair covers several kilometres a day; range drops with hills and cold batteries.

## More batteries to compare with the 8C11

- [All electric wheelchair batteries](https://bateriasonline.es/en/electric-wheelchair-batteries)
- [Full Deka catalogue](https://bateriasonline.es/en/deka-batteries)

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