# Fulbat FL-AL01 · Lawn mower battery 18V 2.5Ah

![Fulbat FL-AL01 · Lawn mower battery 18V 2.5Ah](https://bateriasonline.es/339-home_default/fulbat-fl-al01.jpg)

> Fulbat FL-AL01: 2.5 Ah lawn mower battery, 94×69×25.5 mm, lithium. Equivalent to Fulbat FL-HU02. Price on request: ask for a free quote.

**Category:** [Lawn mower and garden machinery batteries](https://bateriasonline.es/en/lawn-mower-garden-batteries) → [Fulbat](https://bateriasonline.es/en/fulbat-batteries)

- **Canonical URL**: https://bateriasonline.es/en/fulbat-fl-al01
- **Language**: en
- **Brand**: Fulbat
- **Reference**: BOL-FULBAT-FL-AL01
- **MPN**: FL-AL01
- **Last updated**: 2026-11-07

## Technical specifications

| Feature | Value |
|---|---|
| Brand | Fulbat |
| Range | FULBAT Robot Mower |
| Application | Lawn mowers and garden machinery |
| Technology | Lithium |
| Voltage | 18 V |
| Capacity | 2.5 Ah |
| Length | 94 mm |
| Width | 69 mm |
| Height | 25.5 mm |
| Weight | 0.27 kg |
| Energy | 45 Wh |

## Quick description

Fulbat FL-AL01: lawn mower battery with 18 V and 2.5 Ah, measuring 94 × 69 × 25.5 mm.

## Description

## The Fulbat FL-AL01 at a glance

The Fulbat FL-AL01 starts ride-on mowers and garden tractors. Check polarity and terminal type: garden machinery uses several formats.
The FL-AL01 belongs to the Fulbat FULBAT Robot Mower range. [See all Fulbat batteries](https://bateriasonline.es/en/fulbat-batteries)

## Lithium technology in the FL-AL01

Inside, the FL-AL01 uses LiFePO4 cells protected by a BMS. It includes a battery management system (BMS) that protects the cells against overcharge, over-discharge and temperature.

## Fulbat FL-AL01 vs FL-HU01 and FL-HU06

The real differences between the FL-AL01 and the closest Fulbat models:

| Model | Capacity | Dimensions (mm) | Weight |
|---|---|---|---|
| Fulbat FL-AL01 (this one) | 2.5 Ah | 94 × 69 × 25.5 | 0.27 kg |
| Fulbat FL-HU01 | 2 Ah | 70.5 × 66 × 57 | 0.25 kg |
| Fulbat FL-HU06 | 2 Ah | 70.5 × 66 × 57 | 0.25 kg |

- Fulbat FL-HU01: 0.5 Ah less, a different case (70.5 × 66 × 57 mm).
- Fulbat FL-HU06: 0.5 Ah less, a different case (70.5 × 66 × 57 mm).

## Equivalents and alternatives to the Fulbat FL-AL01

Other lithium batteries with the dimensions and polarity of the FL-AL01: lithium needs a charger with a LiFePO4 mode, so it is not mixed with lead-acid.

| Model | Technology | Capacity | Dimensions (mm) |
|---|---|---|---|
| Fulbat FL-HU02 | Lithium | 2.5 Ah | 91.5 × 67 × 26 |

## Fulbat FL-AL01 codes and part numbers

Shops, garages and catalogues identify the FL-AL01 with these codes:

| Commercial reference | FL-AL01 |
|---|---|
| Not to be confused with | Fulbat FL-AL02 (5 Ah) |

## Check this before ordering the Fulbat FL-AL01

- With 2.5 Ah, the FL-AL01 replaces an original battery of that capacity or slightly less.
- Length, width and height of the FL-AL01: 94 × 69 × 25.5 mm.

## Frequently asked questions about the Fulbat FL-AL01

### Fulbat FL-AL01 or FL-HU01?

Compared with the FL-AL01, the Fulbat FL-HU01 has 0.5 Ah less. With 2.5 Ah, the FL-AL01 runs longer between charges than the FL-HU01 (2 Ah). Mind the space: the FL-HU01 measures 70.5 × 66 × 57 mm.

### How much does the Fulbat FL-AL01 weigh?

The FL-AL01 weighs 0.27 kg. For reference, the Fulbat FL-HU01 (2 Ah) weighs 0.25 kg.

### Which battery is equivalent to the Fulbat FL-AL01?

For the FL-AL01, other lithium batteries with its size and polarity: Fulbat FL-HU02.

## Other options if you are unsure about the FL-AL01

- [Other lawn mower and garden machinery batteries](https://bateriasonline.es/en/lawn-mower-garden-batteries)
- [Full Fulbat catalogue](https://bateriasonline.es/en/fulbat-batteries)
- [Fulbat FL-ZU01](https://bateriasonline.es/en/fulbat-fl-zu01) · 2.6 Ah, 129×67×28 mm
- [Fulbat FL-WX03](https://bateriasonline.es/en/fulbat-fl-wx03) · 2.5 Ah, 103.7×48.8×72.1 mm

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