# Long LG50-12 · Electric wheelchair battery 12V 50Ah

![Long LG50-12 · Electric wheelchair battery 12V 50Ah](https://bateriasonline.es/883-home_default/long-lg50-12.jpg)

> Long LG50-12: 50 Ah electric wheelchair battery, 199×166×171 mm, positive terminal on the right, GEL. Equivalent to Long LG50-12N.

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

- **Canonical URL**: https://bateriasonline.es/en/long-lg50-12
- **Language**: en
- **Brand**: Long
- **Reference**: BOL-LONG-LG50-12
- **MPN**: LG50-12
- **Price**: 192,49 € (VAT incl., Spain)
- **Last updated**: 2026-11-06

## Technical specifications

| Feature | Value |
|---|---|
| Brand | Long |
| Range | LG Series |
| Application | Electric wheelchairs |
| Technology | GEL |
| Voltage | 12 V |
| Capacity | 50 Ah |
| Length | 199 mm |
| Width | 166 mm |
| Height | 171 mm |
| Weight | 14.8 kg |
| Polarity | Positive terminal on the right |

## Quick description

Long LG50-12: electric wheelchair battery with 12 V and 50 Ah, measuring 199 × 166 × 171 mm, with the positive terminal on the right.

## Description

## The Long LG50-12 at a glance

The Long LG50-12 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 LG50-12 belongs to the Long LG Series range. [The full range of Long batteries](https://bateriasonline.es/en/long-batteries)

## Equivalents and alternatives to the Long LG50-12

Other gel batteries with the dimensions and polarity of the LG50-12: with gel it is best to stay with gel, because the charging profile is different.

| Model | Technology | Capacity | Dimensions (mm) |
|---|---|---|---|
| Long LG50-12N | GEL | 50 Ah | 199 × 166 × 171 |

## Long LG50-12 vs LG45-12 and LG45-12N: differences

The real differences between the LG50-12 and the closest Long models:

| Model | Capacity | Dimensions (mm) | Positive | Weight |
|---|---|---|---|---|
| Long LG50-12 (this one) | 50 Ah | 199 × 166 × 171 | right | 14.8 kg |
| Long LG45-12 | 45 Ah | 199 × 166 × 171 | right | 15 kg |
| Long LG45-12N | 45 Ah | 199 × 166 × 171 | right | 15 kg |

- Long LG45-12: 5 Ah less, the same dimensions.
- Long LG45-12N: 5 Ah less, the same dimensions.

## Inside the LG50-12: GEL technology

Inside, the LG50-12 holds its electrolyte in gel form. It is the classic technology for wheelchairs, scooters, motorhomes and solar.

## Before ordering the LG50-12, check this

- Measure the space: the LG50-12 takes up 199 × 166 × 171 mm.
- The LG50-12 has the positive terminal on the right: compare it with your current battery.
- Capacity of the LG50-12: 50 Ah; the same as your current battery or slightly more is fine.

## Long LG50-12 codes and part numbers

Shops, garages and catalogues identify the LG50-12 with these codes:

| Commercial reference | LG50-12 |
|---|---|
| Not to be confused with | Long LG40-12 (40 Ah) |

## Frequently asked questions about the Long LG50-12

### Long LG50-12 or LG45-12?

Compared with the LG50-12, the Long LG45-12 has 5 Ah less. With 50 Ah, the LG50-12 runs longer between charges than the LG45-12 (45 Ah). Both measure 199 × 166 × 171 mm, so they fit the same tray.

### How much does the Long LG50-12 weigh?

The LG50-12 weighs 14.8 kg. For reference, the Long LG45-12 (45 Ah) weighs 15 kg.

### Which battery is equivalent to the Long LG50-12?

For the LG50-12, other gel batteries with its size and polarity: Long LG50-12N.

### Which side is the positive terminal on the Long LG50-12?

The LG50-12 has the positive terminal on the right, looking at the battery from its long side with the terminals closest to you.

## More batteries to compare with the LG50-12

- [Other electric wheelchair batteries](https://bateriasonline.es/en/electric-wheelchair-batteries)
- [Full Long catalogue](https://bateriasonline.es/en/long-batteries)
- [Long LG50-12N](https://bateriasonline.es/en/long-lg50-12n) · 50 Ah, 199×166×171 mm

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