# Q-Battery 12LS-24 · UPS battery 12V 24Ah

![Q-Battery 12LS-24 · UPS battery 12V 24Ah](https://bateriasonline.es/3723-home_default/q-battery-12ls-24.jpg)

> Q-Battery 12LS-24: 24 Ah UPS battery, 165×176×125 mm, AGM. Equivalent to Fulbat FP12-24 and Fulbat FP12-24FR.

**Category:** [UPS batteries](https://bateriasonline.es/en/ups-batteries) → [Q-Battery](https://bateriasonline.es/en/q-battery-batteries)

- **Canonical URL**: https://bateriasonline.es/en/q-battery-12ls-24
- **Language**: en
- **Brand**: Q-Battery
- **Reference**: BOL-QBATTERY-12LS-24
- **EAN**: 4250889610371
- **MPN**: 12LS-24
- **Price**: 110,25 € (VAT incl., Spain)
- **Last updated**: 2026-10-27

## Technical specifications

| Feature | Value |
|---|---|
| Brand | Q-Battery |
| Range | AGM STANDARD |
| Application | UPS systems |
| Technology | AGM |
| Voltage | 12 V |
| Capacity | 24 Ah |
| Length | 165 mm |
| Width | 176 mm |
| Height | 125 mm |
| Weight | 7.9 kg |
| Terminal type | F13 (M5) |

## Quick description

Q-Battery 12LS-24: UPS battery with 12 V and 24 Ah, measuring 165 × 176 × 125 mm.

## Description

## Who the Q-Battery 12LS-24 is for

The Q-Battery 12LS-24 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 12LS-24, check the terminal type and terminal orientation in your UPS.
The 12LS-24 belongs to the Q-Battery AGM STANDARD range. [The full range of Q-Battery batteries](https://bateriasonline.es/en/q-battery-batteries)

## What it means that the 12LS-24 is AGM

The 12LS-24 is AGM: the electrolyte is absorbed in glass fibre mats, so it is sealed and spill-proof. Being sealed, the 12LS-24 can be fitted in the boot or under a seat with no risk of spills.

## Q-Battery 12LS-24 vs 12LS-26 and 12LSX-9

The real differences between the 12LS-24 and the closest Q-Battery models:

| Model | Capacity | Dimensions (mm) | Weight |
|---|---|---|---|
| Q-Battery 12LS-24 (this one) | 24 Ah | 165 × 176 × 125 | 7.9 kg |
| Q-Battery 12LS-26 | 26 Ah | 165 × 176 × 125 | 8 kg |
| Q-Battery 12LSX-9 | 28 Ah | 165 × 125 × 175 | 9.3 kg |

- Q-Battery 12LS-26: 2 Ah more, the same dimensions.
- Q-Battery 12LSX-9: 4 Ah more, a different case (165 × 125 × 175 mm).

## Equivalents and alternatives to the Q-Battery 12LS-24

Other AGM batteries that fit the 12LS-24's tray with the same polarity: an AGM can only be replaced by another AGM.

| Model | Technology | Capacity | Dimensions (mm) |
|---|---|---|---|
| Fulbat FP12-24 | AGM | 24 Ah | 167 × 175 × 125 |
| Fulbat FP12-24FR | AGM | 24 Ah | 167 × 175 × 125 |
| Long WPL26-12 | AGM | 26 Ah | 166 × 175 × 125 |
| Long WPL26-12N | AGM | 26 Ah | 166 × 175 × 125 |
| Long WPS26-12 | AGM | 26 Ah | 166 × 175 × 125 |
| Long WPS26-12N | AGM | 26 Ah | 166 × 175 × 125 |

## Part numbers and codes for the Q-Battery 12LS-24

Look for any of these 12LS-24 codes on your current battery or in the manufacturer's catalogue:

| Commercial reference | 12LS-24 |
|---|---|
| EAN | 4250889610371 |
| Terminal type | F13 (M5) |
| Not to be confused with | Q-Battery 12LS-2.1 (2.1 Ah), Q-Battery 12LS-2.9 (2.9 Ah), Q-Battery 12LS-3.4 (3.4 Ah) |

## What to look at before buying the 12LS-24

- With 24 Ah, the 12LS-24 replaces an original battery of that capacity or slightly less.
- Measure the space: the 12LS-24 takes up 165 × 176 × 125 mm.

## Frequently asked questions about the Q-Battery 12LS-24

### 12LS-24 or 12LS-26: which one suits me?

Compared with the 12LS-24, the Q-Battery 12LS-26 has 2 Ah more. With 26 Ah, the 12LS-26 runs longer between charges than the 12LS-24 (24 Ah). Both measure 165 × 176 × 125 mm, so they fit the same tray.

### How much does the Q-Battery 12LS-24 weigh?

7.9 kg, with 24 Ah of capacity. For reference, the Q-Battery 12LS-26 (26 Ah) weighs 8 kg.

### Which battery is equivalent to the Q-Battery 12LS-24?

Only other AGM batteries with its dimensions and polarity: Fulbat FP12-24, Fulbat FP12-24FR and Long WPL26-12. Neither an EFB nor a conventional battery replaces the 12LS-24.

### 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.

## Keep comparing: alternatives to the 12LS-24

- [All uPS batteries](https://bateriasonline.es/en/ups-batteries)
- [Full Q-Battery catalogue](https://bateriasonline.es/en/q-battery-batteries)
- [Fulbat FP12-24](https://bateriasonline.es/en/fulbat-fp12-24) · 24 Ah, 167×175×125 mm
- [Fulbat FP12-24FR](https://bateriasonline.es/en/fulbat-fp12-24fr) · 24 Ah, 167×175×125 mm

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