# Long WP65-12B · Electric wheelchair battery 12V 65Ah

![Long WP65-12B · Electric wheelchair battery 12V 65Ah](https://bateriasonline.es/1033-home_default/long-wp65-12b.jpg)

> Long WP65-12B: 65 Ah electric wheelchair battery, 350×166×174 mm, AGM. Equivalent to Long WP65-12 and Long WP65-12N. Ask for a no-obligation quote.

**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-wp65-12b
- **Language**: en
- **Brand**: Long
- **Reference**: BOL-LONG-WP65-12B
- **MPN**: WP65-12B
- **Last updated**: 2026-11-06

## Technical specifications

| Feature | Value |
|---|---|
| Brand | Long |
| Range | WP Series |
| Application | Electric wheelchairs |
| Technology | AGM |
| Voltage | 12 V |
| Capacity | 65 Ah |
| Length | 350 mm |
| Width | 166 mm |
| Height | 174 mm |
| Weight | 21.6 kg |

## Quick description

Long WP65-12B: electric wheelchair battery with 12 V and 65 Ah, measuring 350 × 166 × 174 mm.

## Description

## The Long WP65-12B at a glance

The Long WP65-12B is a deep-cycle battery for electric wheelchairs: sealed, maintenance-free and built to discharge and recharge every day without losing capacity. The WP65-12B is fitted in pairs: two 12 V batteries in series give the chair's 24 V.
The WP65-12B belongs to the Long WP Series range. [See all Long batteries](https://bateriasonline.es/en/long-batteries)

## Equivalents and alternatives to the Long WP65-12B

Other AGM batteries that fit the WP65-12B's tray with the same polarity: an AGM can only be replaced by another AGM.

| Model | Technology | Capacity | Dimensions (mm) |
|---|---|---|---|
| Long WP65-12 | AGM | 65 Ah | 350 × 166 × 174 |
| Long WP65-12N | AGM | 65 Ah | 350 × 166 × 174 |
| Long WP65-12NB | AGM | 65 Ah | 350 × 166 × 174 |

## Long WP65-12B vs WP50-12 and WP50-12N

What sets the WP65-12B apart from its neighbours in the Long range:

| Model | Capacity | Dimensions (mm) | Weight |
|---|---|---|---|
| Long WP65-12B (this one) | 65 Ah | 350 × 166 × 174 | 21.6 kg |
| Long WP50-12 | 50 Ah | 199 × 166 × 171 | 15.1 kg |
| Long WP50-12N | 50 Ah | 199 × 166 × 171 | 15.1 kg |

- Long WP50-12: 15 Ah less, a different case (199 × 166 × 171 mm).
- Long WP50-12N: 15 Ah less, a different case (199 × 166 × 171 mm).

## Inside the WP65-12B: AGM technology

The WP65-12B is AGM: the electrolyte is absorbed in glass fibre mats, so it is sealed and spill-proof. Being sealed, the WP65-12B can be fitted in the boot or under a seat with no risk of spills.

## What to look at before buying the WP65-12B

- Measure the space: the WP65-12B takes up 350 × 166 × 174 mm.
- With 65 Ah, the WP65-12B replaces an original battery of that capacity or slightly less.

## Frequently asked questions about the Long WP65-12B

### WP65-12B or WP50-12: which one suits me?

Compared with the WP65-12B, the Long WP50-12 has 15 Ah less. With 65 Ah, the WP65-12B runs longer between charges than the WP50-12 (50 Ah). Mind the space: the WP50-12 measures 199 × 166 × 171 mm.

### How much does the Long WP65-12B weigh?

21.6 kg, with 65 Ah of capacity. For reference, the Long WP50-12 (50 Ah) weighs 15.1 kg.

### Which battery is equivalent to the Long WP65-12B?

Only other AGM batteries with its dimensions and polarity: Long WP65-12, Long WP65-12N and Long WP65-12NB. Neither an EFB nor a conventional battery replaces the WP65-12B.

### Which charger does the Long WP65-12B need?

A charger with an AGM mode that limits voltage to about 14.4-14.7 V. Never an old unregulated charger: overcharging dries out an AGM beyond repair.

## Other options if you are unsure about the WP65-12B

- [Other electric wheelchair batteries](https://bateriasonline.es/en/electric-wheelchair-batteries)
- [The whole Long range](https://bateriasonline.es/en/long-batteries)
- [Long WP65-12](https://bateriasonline.es/en/long-wp65-12) · 65 Ah, 350×166×174 mm
- [Long WP65-12N](https://bateriasonline.es/en/long-wp65-12n) · 65 Ah, 350×166×174 mm

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