# Long WXL12550WN · UPS battery 12V 140Ah

![Long WXL12550WN · UPS battery 12V 140Ah](https://bateriasonline.es/1100-home_default/long-wxl12550wn.jpg)

> Long WXL12550WN: 140 Ah UPS battery, 338×173×281 mm, AGM. Price on request: ask for a free quote.

**Category:** [UPS batteries](https://bateriasonline.es/en/ups-batteries) → [Long](https://bateriasonline.es/en/long-batteries)

- **Canonical URL**: https://bateriasonline.es/en/long-wxl12550wn
- **Language**: en
- **Brand**: Long
- **Reference**: BOL-LONG-WXL12550WN
- **MPN**: WXL12550WN
- **Last updated**: 2026-11-06

## Technical specifications

| Feature | Value |
|---|---|
| Brand | Long |
| Range | WXL Series |
| Application | UPS systems |
| Technology | AGM |
| Voltage | 12 V |
| Capacity | 140 Ah |
| Length | 338 mm |
| Width | 173 mm |
| Height | 281 mm |
| Weight | 45 kg |
| Energy | 550 Wh |

## Quick description

The Long WXL12550WN is an UPS battery with 12 V and 140 Ah, measuring 338 × 173 × 281 mm.

## Description

## The Long WXL12550WN at a glance

The Long WXL12550WN is a VRLA AGM battery for UPS and uninterruptible power systems: it stays charged for years waiting for an outage and delivers the energy instantly when it comes. Check dimensions, terminal type (F1 or F2) and capacity so it fits the unit.
The WXL12550WN belongs to the Long WXL Series range. [See all Long batteries](https://bateriasonline.es/en/long-batteries)

## Inside the WXL12550WN: AGM technology

The WXL12550WN is AGM: the electrolyte is absorbed in glass fibre mats, so it is sealed and spill-proof. It withstands many more cycles than a conventional lead battery, at the cost of being more sensitive to overcharging.

## Long WXL12550WN vs WXL12505WN and KPH130-12N: which one to choose?

How the WXL12550WN compares with Long batteries of similar size and capacity:

| Model | Capacity | Dimensions (mm) | Weight |
|---|---|---|---|
| Long WXL12550WN (this one) | 140 Ah | 338 × 173 × 281 | 45 kg |
| Long WXL12505WN | 130 Ah | 338 × 173 × 281 | 42 kg |
| Long KPH130-12N | 130 Ah | 352 × 170 × 278 | 43 kg |

- Long WXL12505WN: 10 Ah less, the same dimensions.
- Long KPH130-12N: 10 Ah less, a different case (352 × 170 × 278 mm).

## Equivalents and alternatives to the Long WXL12550WN

No other reference in the catalogue fully matches the dimensions and polarity of the WXL12550WN; you will find the closest ones among our [uPS batteries](https://bateriasonline.es/en/ups-batteries).

## Long WXL12550WN codes and part numbers

The WXL12550WN is listed under these codes on labels, in garages and in catalogues:

| Commercial reference | WXL12550WN |
|---|---|
| Not to be confused with | Long WXL12150WN (45 Ah), Long WPL12550WN (155 Ah) |

## Before ordering the WXL12550WN, check this

- With 140 Ah, the WXL12550WN replaces an original battery of that capacity or slightly less.
- Measure the space: the WXL12550WN takes up 338 × 173 × 281 mm.

## Frequently asked questions about the Long WXL12550WN

### Long WXL12550WN or WXL12505WN?

Compared with the WXL12550WN, the Long WXL12505WN has 10 Ah less. With 140 Ah, the WXL12550WN runs longer between charges than the WXL12505WN (130 Ah). Both measure 338 × 173 × 281 mm, so they fit the same tray.

### How much does the Long WXL12550WN weigh?

The WXL12550WN weighs 45 kg. For reference, the Long WXL12505WN (130 Ah) weighs 42 kg.

### Which charger does the Long WXL12550WN 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.

## More batteries to compare with the WXL12550WN

- [All uPS batteries](https://bateriasonline.es/en/ups-batteries)
- [The whole Long range](https://bateriasonline.es/en/long-batteries)

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