# Varta LFS105M · Boat battery 12V 105Ah 800A

![Varta LFS105M · Boat battery 12V 105Ah 800A](https://bateriasonline.es/4096-home_default/varta-lfs105m.jpg)

> Varta LFS105M (ETN 931105080): 105 Ah boat battery, 800 A (EN), 330×172×240 mm. Equivalent to Exide EP900 and Exide EM960. Ask for a no-obligation quote.

**Category:** [Marine and boat batteries](https://bateriasonline.es/en/marine-boat-batteries) → [Varta](https://bateriasonline.es/en/varta-batteries)

- **Canonical URL**: https://bateriasonline.es/en/varta-lfs105m
- **Language**: en
- **Brand**: Varta
- **Reference**: BOL-VARTA-LFS105M
- **EAN**: 4016987167168
- **MPN**: LFS105M
- **Last updated**: 2026-11-06

## Technical specifications

| Feature | Value |
|---|---|
| Brand | Varta |
| Range | VARTA Professional Starter |
| Application | Boats |
| Technology | Lead-acid |
| Voltage | 12 V |
| Capacity | 105 Ah |
| Cold cranking amps (EN) | 800 A |
| Length | 330 mm |
| Width | 172 mm |
| Height | 240 mm |
| Weight | 24.67 kg |
| Terminal layout | 9 |
| ETN code | 931105080 |

## Quick description

Varta LFS105M (ETN 931 105 080, also written 931105080): boat battery with 12 V, 105 Ah and 800 A cold cranking current, measuring 330 × 172 × 240 mm.

## Description

## The Varta LFS105M at a glance

The Varta LFS105M is made for marine use. With 105 Ah, the LFS105M suits boats that had a battery of that capacity.
In the Varta catalogue, the LFS105M belongs to the Professional SLI line. [See all Varta batteries](https://bateriasonline.es/en/varta-batteries)

## Equivalents and alternatives to the Varta LFS105M

Same dimensions and polarity as the LFS105M, with similar capacity and cranking power; as a conventional battery, the LFS105M can also be replaced by an EFB or AGM of the same size if you want more cycles.

| Model | Technology | Capacity | Cold cranking (EN) | Dimensions (mm) |
|---|---|---|---|---|
| Varta LFS105N | Lead-acid | 105 Ah | 800 A | 330 × 172 × 240 |
| Exide EP900 | AGM | 100 Ah | 800 A | 330 × 173 × 240 |
| Exide EM960 | AGM | 100 Ah | 800 A | 330 × 173 × 240 |
| Fulbat FDM12-825-M31 | Carbon AGM | 105 Ah | 825 A | 330 × 173 × 237 |
| Fullriver FFD110-12 | AGM | 110 Ah | 850 A | 328 × 172 × 241 |

## Varta LFS105M vs LAD115 and LFS120: which one to choose?

What sets the LFS105M apart from its neighbours in the Varta range:

| Model | Capacity | Cold cranking (EN) | Dimensions (mm) | Weight |
|---|---|---|---|---|
| Varta LFS105M (this one) | 105 Ah | 800 A | 330 × 172 × 240 | 24.67 kg |
| Varta LAD115 | 115 Ah | 550 A | 328 × 172 × 233.5 | 32.8 kg |
| Varta LFS120 | 120 Ah | 780 A | 349 × 175 × 236 | 29.01 kg |

- Varta LAD115: 10 Ah more, 250 A less cranking power, a different case (328 × 172 × 233.5 mm), AGM technology.
- Varta LFS120: 15 Ah more, 20 A less cranking power, a different case (349 × 175 × 236 mm).

## Inside the LFS105M: lead-acid technology

Inside, the LFS105M is classic lead-acid: liquid electrolyte and lead plates. If the LFS105M is left discharged for weeks it sulphates: a maintenance charger prevents this.

## What to look at before buying the LFS105M

- Measure the space: the LFS105M takes up 330 × 172 × 240 mm.
- Your current battery should say about 105 Ah; a little more is also fine.
- Cold cranking: 800 A (EN), equal to or higher than the original.

## Varta LFS105M codes and part numbers

This is how the Varta LFS105M appears on the label and in parts catalogues:

| Commercial reference | LFS105M |
|---|---|
| ETN code | 931105080 (also 931 105 080) |
| EAN | 4016987167168 |
| Case size according to Varta | GR31 |
| Base hold-down | B01 |
| Also known as | Varta 931105080 · Varta 931 105 080 · GR31 |

## Frequently asked questions about the Varta LFS105M

### Varta LFS105M or LAD115?

Compared with the LFS105M, the Varta LAD115 has 10 Ah more, 250 A less cranking power and AGM technology. The LFS105M cranks harder; the LAD115 is only a good option if your original battery says 550 A or less. Mind the space: the LAD115 measures 328 × 172 × 233.5 mm.

### What is the ETN code of the Varta LFS105M?

931105080, also written 931 105 080. The ETN (European Type Number) is printed on the label and used in parts catalogues.

### How much does the Varta LFS105M weigh?

The LFS105M weighs 24.67 kg. For reference, the Varta LAD115 (115 Ah) weighs 32.8 kg.

### Which battery is equivalent to the Varta LFS105M?

With the same dimensions, polarity and similar capacity you have the Varta LFS105N, Exide EP900 and Exide EM960. As the LFS105M is a conventional battery, an EFB or AGM of the same size also works.

## Keep comparing: alternatives to the LFS105M

- [Other marine and boat batteries](https://bateriasonline.es/en/marine-boat-batteries)
- [The whole Varta range](https://bateriasonline.es/en/varta-batteries)
- [Varta LFS105N](https://bateriasonline.es/en/varta-lfs105n) · 105 Ah, 800 A, 330×172×240 mm
- [Exide EP900](https://bateriasonline.es/en/exide-ep900) · 100 Ah, 800 A, 330×173×240 mm

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