# Deka 8G22NF · Electric wheelchair battery 12V 51Ah

![Deka 8G22NF · Electric wheelchair battery 12V 51Ah](https://bateriasonline.es/3817-home_default/deka-8g22nf.jpg)

> Deka 8G22NF: 51 Ah electric wheelchair battery, 228.3×138.9×235.2 mm, GEL. Equivalent to MK Battery 8G22NF and MK Battery M22NF SLD G.

**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-8g22nf
- **Language**: en
- **Brand**: Deka
- **Reference**: BOL-DEKA-8G22NF
- **MPN**: 8G22NF
- **Last updated**: 2026-11-06

## Technical specifications

| Feature | Value |
|---|---|
| Brand | Deka |
| Range | DEKA GEL |
| Application | Electric wheelchairs |
| Technology | GEL |
| Voltage | 12 V |
| Capacity | 51 Ah |
| Length | 228.3 mm |
| Width | 138.9 mm |
| Height | 235.2 mm |
| Weight | 17.01 kg |

## Quick description

The Deka 8G22NF is an electric wheelchair battery with 12 V and 51 Ah, measuring 228.3 × 138.9 × 235.2 mm.

## Description

## Where the Deka 8G22NF fits

The Deka 8G22NF is made for powered wheelchairs. With 51 Ah per battery, the 8G22NF is designed for a full charge every night.
The 8G22NF belongs to the Deka DEKA GEL range. [More Deka batteries](https://bateriasonline.es/en/deka-batteries)

## Equivalents and alternatives to the Deka 8G22NF

Gel alternatives to the 8G22NF, with the same size and polarity: a gel charger does not treat an AGM or a flooded battery the same way.

| Model | Technology | Capacity | Dimensions (mm) |
|---|---|---|---|
| MK Battery 8G22NF | GEL | 51 Ah | 228.3 × 138.9 × 235.2 |
| MK Battery M22NF SLD G | GEL | 51 Ah | 228.3 × 138.9 × 235.2 |

## Deka 8G22NF vs 8G34 and 8G40: differences

Torn between the 8G22NF and another similar Deka? This is what changes:

| Model | Capacity | Dimensions (mm) | Weight |
|---|---|---|---|
| Deka 8G22NF (this one) | 51 Ah | 228.3 × 138.9 × 235.2 | 17.01 kg |
| Deka 8G34 | 60 Ah | 259.1 × 168.7 × 179.1 | 17.46 kg |
| Deka 8G40 | 40 Ah | 197.1 × 168.1 × 174.8 | 14.29 kg |

- Deka 8G34: 9 Ah more, a different case (259.1 × 168.7 × 179.1 mm).
- Deka 8G40: 11 Ah less, a different case (197.1 × 168.1 × 174.8 mm).

## Inside the 8G22NF: GEL technology

Inside, the 8G22NF holds its electrolyte in gel form. It is the classic technology for wheelchairs, scooters, motorhomes and solar.

## What to look at before buying the 8G22NF

- Measure the space: the 8G22NF takes up 228.3 × 138.9 × 235.2 mm.
- With 51 Ah, the 8G22NF replaces an original battery of that capacity or slightly less.

## Part numbers and codes for the Deka 8G22NF

Shops, garages and catalogues identify the 8G22NF with these codes:

| Commercial reference | 8G22NF |
|---|---|
| Not to be confused with | Deka 8A22NF (55 Ah) |

## Frequently asked questions about the Deka 8G22NF

### 8G22NF or 8G34: which one suits me?

Compared with the 8G22NF, the Deka 8G34 has 9 Ah more. With 60 Ah, the 8G34 runs longer between charges than the 8G22NF (51 Ah). Mind the space: the 8G34 measures 259.1 × 168.7 × 179.1 mm.

### How much does the Deka 8G22NF weigh?

17.01 kg, with 51 Ah of capacity. For reference, the Deka 8G34 (60 Ah) weighs 17.46 kg.

### Which battery is equivalent to the Deka 8G22NF?

For the 8G22NF, other gel batteries with its size and polarity: MK Battery 8G22NF and MK Battery M22NF SLD G.

## Other options if you are unsure about the 8G22NF

- [Other electric wheelchair batteries](https://bateriasonline.es/en/electric-wheelchair-batteries)
- [Full Deka catalogue](https://bateriasonline.es/en/deka-batteries)
- [MK Battery 8G22NF](https://bateriasonline.es/en/mk-battery-8g22nf) · 51 Ah, 228.3×138.9×235.2 mm
- [MK Battery M22NF SLD G](https://bateriasonline.es/en/mk-battery-m22nf-sld-g) · 51 Ah, 228.3×138.9×235.2 mm

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