# Sonnenschein GF12025YG · Electric wheelchair battery 12V 28Ah

![Sonnenschein GF12025YG · Electric wheelchair battery 12V 28Ah](https://bateriasonline.es/3643-home_default/sonnenschein-gf12025yg.jpg)

> Sonnenschein GF12025YG: 28 Ah electric wheelchair battery, 197×132×184 mm, GEL. Compare sizes and equivalents; 14-day returns.

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

- **Canonical URL**: https://bateriasonline.es/en/sonnenschein-gf12025yg
- **Language**: en
- **Brand**: Sonnenschein
- **Reference**: BOL-SONNENSCHEIN-GF12025YG
- **EAN**: 3661024500074
- **MPN**: GF12025YG
- **Price**: 202,57 € (VAT incl., Spain)
- **Last updated**: 2026-11-06

## Technical specifications

| Feature | Value |
|---|---|
| Brand | Sonnenschein |
| Range | GEL - GF -Y Sonnenschein Cyclic range 450 cycles |
| Application | Electric wheelchairs |
| Technology | GEL |
| Voltage | 12 V |
| Capacity | 28 Ah |
| Length | 197 mm |
| Width | 132 mm |
| Height | 184 mm |
| Weight | 10 kg |
| Terminal layout | M6 |
| Terminal type | F4 |
| Cycles | 450 |

## Quick description

Sonnenschein GF12025YG: electric wheelchair battery with 12 V and 28 Ah, measuring 197 × 132 × 184 mm.

## Description

## Who the Sonnenschein GF12025YG is for

The Sonnenschein GF12025YG is a deep-cycle battery for electric wheelchairs: sealed, maintenance-free and built to discharge and recharge every day without losing capacity. The GF12025YG is fitted in pairs: two 12 V batteries in series give the chair's 24 V.
The GF12025YG belongs to the Sonnenschein GEL - GF -Y Sonnenschein Cyclic range 450 cycles range. [The full range of Sonnenschein batteries](https://bateriasonline.es/en/sonnenschein-batteries)

## Equivalents and alternatives to the Sonnenschein GF12025YG

No other reference in the catalogue fully matches the dimensions and polarity of the GF12025YG; you will find the closest ones among our [electric wheelchair batteries](https://bateriasonline.es/en/electric-wheelchair-batteries).

## Sonnenschein GF12025YG vs GF12022YF

What sets the GF12025YG apart from its neighbours in the Sonnenschein range:

| Model | Capacity | Dimensions (mm) | Weight |
|---|---|---|---|
| Sonnenschein GF12025YG (this one) | 28 Ah | 197 × 132 × 184 | 10 kg |
| Sonnenschein GF12022YF | 24 Ah | 167 × 176 × 126 | 10 kg |

- Sonnenschein GF12022YF: 4 Ah less, a different case (167 × 176 × 126 mm).

## GEL technology in the GF12025YG

The GF12025YG is a gel battery: the electrolyte is immobilised in silica gel. The GF12025YG handles repeated deep discharges well, its strong point compared with an AGM.

## What to look at before buying the GF12025YG

- The GF12025YG needs 197 × 132 × 184 mm of space: measure it with the hold-down clamp in place.
- With 28 Ah, the GF12025YG replaces an original battery of that capacity or slightly less.

## Sonnenschein GF12025YG codes and part numbers

Look for any of these GF12025YG codes on your current battery or in the manufacturer's catalogue:

| Commercial reference | GF12025YG |
|---|---|
| EAN | 3661024500074 |
| Terminal type | F4 |

## Frequently asked questions about the Sonnenschein GF12025YG

### Sonnenschein GF12025YG or GF12022YF?

Compared with the GF12025YG, the Sonnenschein GF12022YF has 4 Ah less. With 28 Ah, the GF12025YG runs longer between charges than the GF12022YF (24 Ah). Mind the space: the GF12022YF measures 167 × 176 × 126 mm.

### How much does the Sonnenschein GF12025YG weigh?

The GF12025YG weighs 10 kg. For reference, the Sonnenschein GF12022YF (24 Ah) weighs 10 kg.

### How much range does the Sonnenschein GF12025YG give in an electric wheelchair?

It depends on weight, terrain and the chair. As a guide, with 28 Ah per battery an average chair covers several kilometres a day; range drops with hills and cold batteries.

## Keep comparing: alternatives to the GF12025YG

- [All electric wheelchair batteries](https://bateriasonline.es/en/electric-wheelchair-batteries)
- [More Sonnenschein models](https://bateriasonline.es/en/sonnenschein-batteries)

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