# Long WXL12150WN · UPS battery 12V 45Ah

![Long WXL12150WN · UPS battery 12V 45Ah](https://bateriasonline.es/1090-home_default/long-wxl12150wn.jpg)

> Long WXL12150WN: 45 Ah UPS battery, 199×166×171 mm, AGM. Equivalent to Q-Battery 12LS-45 and Long WPL45-12. 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-wxl12150wn
- **Language**: en
- **Brand**: Long
- **Reference**: BOL-LONG-WXL12150WN
- **MPN**: WXL12150WN
- **Last updated**: 2026-11-06

## Technical specifications

| Feature | Value |
|---|---|
| Brand | Long |
| Range | WXL Series |
| Application | UPS systems |
| Technology | AGM |
| Voltage | 12 V |
| Capacity | 45 Ah |
| Length | 199 mm |
| Width | 166 mm |
| Height | 171 mm |
| Weight | 13.4 kg |
| Energy | 154 Wh |

## Quick description

The Long WXL12150WN is an UPS battery with 12 V and 45 Ah, measuring 199 × 166 × 171 mm.

## Description

## Where the Long WXL12150WN fits

The Long WXL12150WN 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. Before ordering the WXL12150WN, check the terminal type and terminal orientation in your UPS.
The WXL12150WN belongs to the Long WXL Series range. [The full range of Long batteries](https://bateriasonline.es/en/long-batteries)

## AGM technology in the WXL12150WN

The WXL12150WN 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 WXL12150WN vs WPS40-12 and WPS40-12N: which one to choose?

Torn between the WXL12150WN and another similar Long? This is what changes:

| Model | Capacity | Dimensions (mm) | Weight |
|---|---|---|---|
| Long WXL12150WN (this one) | 45 Ah | 199 × 166 × 171 | 13.4 kg |
| Long WPS40-12 | 40 Ah | 199 × 166 × 171 | 12.6 kg |
| Long WPS40-12N | 40 Ah | 199 × 166 × 171 | 12.6 kg |

- Long WPS40-12: 5 Ah less, the same dimensions.
- Long WPS40-12N: 5 Ah less, the same dimensions.

## Equivalents and alternatives to the Long WXL12150WN

As the WXL12150WN 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) |
|---|---|---|---|
| Q-Battery 12LS-45 | AGM | 45 Ah | 197 × 165 × 170 |
| Long WPL45-12 | AGM | 45 Ah | 199 × 166 × 171 |
| Long WXL12150W | AGM | 45 Ah | 199 × 166 × 171 |
| Long WPL45-12N | AGM | 45 Ah | 199 × 166 × 171 |
| Long WPS45-12 | AGM | 45 Ah | 197.7 × 166 × 171 |
| Long WPS45-12N | AGM | 45 Ah | 197.7 × 166 × 171 |

## Long WXL12150WN codes and part numbers

The WXL12150WN is listed under these codes on labels, in garages and in catalogues:

| Commercial reference | WXL12150WN |
|---|---|
| Not to be confused with | Long WXL12550WN (140 Ah) |

## What to look at before buying the WXL12150WN

- Your current battery should say about 45 Ah; a little more is also fine.
- Length, width and height of the WXL12150WN: 199 × 166 × 171 mm.

## Frequently asked questions about the Long WXL12150WN

### Long WXL12150WN or WPS40-12?

Compared with the WXL12150WN, the Long WPS40-12 has 5 Ah less. With 45 Ah, the WXL12150WN runs longer between charges than the WPS40-12 (40 Ah). Both measure 199 × 166 × 171 mm, so they fit the same tray.

### How much does the Long WXL12150WN weigh?

The WXL12150WN weighs 13.4 kg. For reference, the Long WPS40-12 (40 Ah) weighs 12.6 kg.

### Which battery is equivalent to the Long WXL12150WN?

Only other AGM batteries with its dimensions and polarity: Q-Battery 12LS-45, Long WPL45-12 and Long WXL12150W. Neither an EFB nor a conventional battery replaces the WXL12150WN.

### How often are UPS batteries replaced?

Every 3 to 5 years, or sooner if the unit warns of low battery or the runtime has dropped. Heat in the cabinet shortens their life a lot.

## Other options if you are unsure about the WXL12150WN

- [More uPS batteries](https://bateriasonline.es/en/ups-batteries)
- [Full Long catalogue](https://bateriasonline.es/en/long-batteries)
- [Q-Battery 12LS-45](https://bateriasonline.es/en/q-battery-12ls-45) · 45 Ah, 197×165×170 mm
- [Long WPL45-12](https://bateriasonline.es/en/long-wpl45-12) · 45 Ah, 199×166×171 mm

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