# Sonnenschein GF12051Y2 · Light electric vehicle battery 12V 56Ah

![Sonnenschein GF12051Y2 · Light electric vehicle battery 12V 56Ah](https://bateriasonline.es/3666-home_default/sonnenschein-gf12051y2.jpg)

> Sonnenschein GF12051Y2: 56 Ah light electric vehicle battery, 278×175×190 mm, GEL. Equivalent to Sonnenschein GF12051Y1.

**Category:** [Batteries for light electric vehicles and carts](https://bateriasonline.es/en/light-electric-vehicle-cart-batteries) → [Sonnenschein](https://bateriasonline.es/en/sonnenschein-batteries)

- **Canonical URL**: https://bateriasonline.es/en/sonnenschein-gf12051y2
- **Language**: en
- **Brand**: Sonnenschein
- **Reference**: BOL-SONNENSCHEIN-GF12051Y2
- **EAN**: 3661024500173
- **MPN**: GF12051Y2
- **Price**: 298,85 € (VAT incl., Spain)
- **Last updated**: 2026-11-06

## Technical specifications

| Feature | Value |
|---|---|
| Brand | Sonnenschein |
| Range | GEL - GF -Y Sonnenschein Cyclic range 450 cycles |
| Application | Light electric vehicles |
| Technology | GEL |
| Voltage | 12 V |
| Capacity | 56 Ah |
| Length | 278 mm |
| Width | 175 mm |
| Height | 190 mm |
| Weight | 20.8 kg |
| Terminal layout | A |
| Terminal type | A-Terminal |
| Cycles | 450 |

## Quick description

Sonnenschein GF12051Y2: light electric vehicle battery with 12 V and 56 Ah, measuring 278 × 175 × 190 mm.

## Description

## Who the Sonnenschein GF12051Y2 is for

The Sonnenschein GF12051Y2 is a deep-cycle battery for light electric vehicles and carts: it withstands daily discharges and recharges without maintenance. It is installed in series to reach the vehicle voltage and needs full charges after every use.
The GF12051Y2 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)

## Inside the GF12051Y2: GEL technology

The GF12051Y2 is a gel battery: the electrolyte is immobilised in silica gel. It requires a charger with a specific gel profile.

## Sonnenschein GF12051Y2 vs GF12052YO and GF12040Y

What sets the GF12051Y2 apart from its neighbours in the Sonnenschein range:

| Model | Capacity | Dimensions (mm) | Weight |
|---|---|---|---|
| Sonnenschein GF12051Y2 (this one) | 56 Ah | 278 × 175 × 190 | 20.8 kg |
| Sonnenschein GF12052YO | 60 Ah | 261 × 170 × 178 | 20 kg |
| Sonnenschein GF12040Y | 48 Ah | 242 × 175 × 190 | 17.5 kg |

- Sonnenschein GF12052YO: 4 Ah more, a different case (261 × 170 × 178 mm).
- Sonnenschein GF12040Y: 8 Ah less, a different case (242 × 175 × 190 mm).

## Equivalents and alternatives to the Sonnenschein GF12051Y2

Gel alternatives to the GF12051Y2, 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) |
|---|---|---|---|
| Sonnenschein GF12051Y1 | GEL | 56 Ah | 276 × 175 × 190 |
| Sonnenschein GF12051YG1 | GEL | 56 Ah | 276 × 175 × 190 |

## Part numbers and codes for the Sonnenschein GF12051Y2

The GF12051Y2 is listed under these codes on labels, in garages and in catalogues:

| Commercial reference | GF12051Y2 |
|---|---|
| EAN | 3661024500173 |
| Terminal type | A-Terminal |
| Not to be confused with | Sonnenschein GF12051Y1 (56 Ah) |

## Check this before ordering the Sonnenschein GF12051Y2

- Your current battery should say about 56 Ah; a little more is also fine.
- Length, width and height of the GF12051Y2: 278 × 175 × 190 mm.

## Frequently asked questions about the Sonnenschein GF12051Y2

### GF12051Y2 or GF12052YO: which one suits me?

Compared with the GF12051Y2, the Sonnenschein GF12052YO has 4 Ah more. With 60 Ah, the GF12052YO runs longer between charges than the GF12051Y2 (56 Ah). Mind the space: the GF12052YO measures 261 × 170 × 178 mm.

### How much does the Sonnenschein GF12051Y2 weigh?

20.8 kg, with 56 Ah of capacity. For reference, the Sonnenschein GF12052YO (60 Ah) weighs 20 kg.

### Which battery is equivalent to the Sonnenschein GF12051Y2?

For the GF12051Y2, other gel batteries with its size and polarity: Sonnenschein GF12051Y1 and Sonnenschein GF12051YG1.

## Other options if you are unsure about the GF12051Y2

- [All batteries for light electric vehicles and carts](https://bateriasonline.es/en/light-electric-vehicle-cart-batteries)
- [Full Sonnenschein catalogue](https://bateriasonline.es/en/sonnenschein-batteries)
- [Sonnenschein GF12051Y1](https://bateriasonline.es/en/sonnenschein-gf12051y1) · 56 Ah, 276×175×190 mm
- [Sonnenschein GF12051YG1](https://bateriasonline.es/en/sonnenschein-gf12051yg1) · 56 Ah, 276×175×190 mm

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