# Long U1-33HN · Electric wheelchair battery 12V 33Ah

![Long U1-33HN · Electric wheelchair battery 12V 33Ah](https://bateriasonline.es/968-home_default/long-u1-33hn.jpg)

> Long U1-33HN: 33 Ah electric wheelchair battery, 197×131×168 mm, AGM. Equivalent to Fullriver HC35 and Fullriver DCG32-12. 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-u1-33hn
- **Language**: en
- **Brand**: Long
- **Reference**: BOL-LONG-U1-33HN
- **MPN**: U1-33HN
- **Last updated**: 2026-11-06

## Technical specifications

| Feature | Value |
|---|---|
| Brand | Long |
| Range | U1 Series |
| Application | Electric wheelchairs |
| Technology | AGM |
| Voltage | 12 V |
| Capacity | 33 Ah |
| Length | 197 mm |
| Width | 131 mm |
| Height | 168 mm |
| Weight | 10.1 kg |

## Quick description

Long U1-33HN: electric wheelchair battery with 12 V and 33 Ah, measuring 197 × 131 × 168 mm.

## Description

## Who the Long U1-33HN is for

The Long U1-33HN is a deep-cycle battery for electric wheelchairs: sealed, maintenance-free and built to discharge and recharge every day without losing capacity. With 33 Ah per battery, the U1-33HN is designed for a full charge every night.
The U1-33HN belongs to the Long U1 Series range. [See all Long batteries](https://bateriasonline.es/en/long-batteries)

## Inside the U1-33HN: AGM technology

The U1-33HN is AGM: the electrolyte is absorbed in glass fibre mats, so it is sealed and spill-proof. Being sealed, the U1-33HN can be fitted in the boot or under a seat with no risk of spills.

## Long U1-33HN vs U1-34HN, U1-33H and U1-34H

The real differences between the U1-33HN and the closest Long models:

| Model | Capacity | Dimensions (mm) | Weight |
|---|---|---|---|
| Long U1-33HN (this one) | 33 Ah | 197 × 131 × 168 | 10.1 kg |
| Long U1-34HN | 34 Ah | 197 × 131 × 168 | 10.5 kg |
| Long U1-33H | 33 Ah | 197 × 131 × 180 | 10.1 kg |
| Long U1-34H | 34 Ah | 197 × 131 × 180 | 10.5 kg |
| Long U1-36NE | 36 Ah | 197 × 131 × 168 | 11 kg |

- Long U1-34HN: 1 Ah more, the same dimensions.
- Long U1-33H: the same capacity, a different height (180 mm instead of 168 mm). It only fits if there is room for 180 mm of height.
- Long U1-34H: 1 Ah more, a different height (180 mm instead of 168 mm). It only fits if there is room for 180 mm of height.
- Long U1-36NE: 3 Ah more, the same dimensions.

## Equivalents and alternatives to the Long U1-33HN

As the U1-33HN is an AGM battery, we only list other AGM batteries with its dimensions and polarity: neither an EFB nor a conventional battery can replace it.

| Model | Technology | Capacity | Dimensions (mm) |
|---|---|---|---|
| Fullriver HC35 | AGM | 35 Ah | 196 × 131 × 167 |
| Fullriver DCG32-12 | AGM | 32 Ah | 197 × 131 × 171 |
| Long U1-34HN | AGM | 34 Ah | 197 × 131 × 168 |
| Long U1-36NE | AGM | 36 Ah | 197 × 131 × 168 |

## Long U1-33HN codes and part numbers

Look for any of these U1-33HN codes on your current battery or in the manufacturer's catalogue:

| Commercial reference | U1-33HN |
|---|---|
| Not to be confused with | Long U1-34HN (34 Ah) |

## Before ordering the U1-33HN, check this

- Your current battery should say about 33 Ah; a little more is also fine.
- Measure the space: the U1-33HN takes up 197 × 131 × 168 mm.

## Frequently asked questions about the Long U1-33HN

### Long U1-33HN or U1-34HN?

Compared with the U1-33HN, the Long U1-34HN has 1 Ah more. With 34 Ah, the U1-34HN runs longer between charges than the U1-33HN (33 Ah). Both measure 197 × 131 × 168 mm, so they fit the same tray.

### Long U1-33HN or U1-33H/U1-34H: what changes?

Mainly the height: the U1-33HN is 168 mm tall and the Long U1-33H 180 mm, with the same length and width and 33 Ah against 33 Ah. The Long U1-34H is 180 mm tall, with 34 Ah and A. Before choosing between the U1-33HN and the U1-33H, measure the free height of the battery compartment with the cover or bonnet closed.

### How much does the Long U1-33HN weigh?

The U1-33HN weighs 10.1 kg. For reference, the Long U1-34HN (34 Ah) weighs 10.5 kg.

### Which battery is equivalent to the Long U1-33HN?

Only other AGM batteries with its dimensions and polarity: Fullriver HC35, Fullriver DCG32-12 and Long U1-34HN. Neither an EFB nor a conventional battery replaces the U1-33HN.

### Do I have to replace both batteries at once?

Yes. Wheelchairs fit two batteries in series, and a new one next to a worn one becomes unbalanced and lasts much less.

## Other options if you are unsure about the U1-33HN

- [All electric wheelchair batteries](https://bateriasonline.es/en/electric-wheelchair-batteries)
- [The whole Long range](https://bateriasonline.es/en/long-batteries)
- [Fullriver HC35](https://bateriasonline.es/en/fullriver-hc35) · 35 Ah, 196×131×167 mm
- [Fullriver DCG32-12](https://bateriasonline.es/en/fullriver-dcg32-12) · 32 Ah, 197×131×171 mm

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