# Ritar FT12-100S · Telecom battery 12V 100Ah

![Ritar FT12-100S · Telecom battery 12V 100Ah](https://bateriasonline.es/3217-home_default/ritar-ft12-100s.jpg)

> Ritar FT12-100S: 100 Ah telecom battery, 410×109×286 mm, AGM. VAT included, shipping cost shown before you pay, 14-day returns.

**Category:** [Front-terminal telecom batteries](https://bateriasonline.es/en/front-terminal-telecom-batteries) → [Ritar](https://bateriasonline.es/en/ritar-batteries)

- **Canonical URL**: https://bateriasonline.es/en/ritar-ft12-100s
- **Language**: en
- **Brand**: Ritar
- **Reference**: BOL-RITAR-FT12-100S
- **MPN**: FT12-100S
- **Price**: 347,61 € (VAT incl., Spain)
- **Last updated**: 2026-11-06

## Technical specifications

| Feature | Value |
|---|---|
| Brand | Ritar |
| Range | RITAR FT |
| Application | Telecom systems |
| Technology | AGM |
| Voltage | 12 V |
| Capacity | 100 Ah (C10) |
| Length | 410 mm |
| Width | 109 mm |
| Height | 286 mm |
| Weight | 31 kg |
| Terminal type | M8 |

## Quick description

The Ritar FT12-100S is a telecom battery with 12 V and 100 Ah, measuring 410 × 109 × 286 mm.

## Description

## Where the Ritar FT12-100S fits

The Ritar FT12-100S is a front-terminal battery for telecommunications: a narrow format for 19 and 23 inch racks, with the terminals accessible from the front. Its elongated format allows tray mounting with front connection.
The FT12-100S belongs to the Ritar RITAR FT range. [The full range of Ritar batteries](https://bateriasonline.es/en/ritar-batteries)

## Equivalents and alternatives to the Ritar FT12-100S

No other reference in the catalogue fully matches the dimensions and polarity of the FT12-100S; you will find the closest ones among our [front-terminal telecom batteries](https://bateriasonline.es/en/front-terminal-telecom-batteries).

## Ritar FT12-100S vs FT12-110 and FT12-105: differences

How the FT12-100S compares with Ritar batteries of similar size and capacity:

| Model | Capacity | Dimensions (mm) | Weight |
|---|---|---|---|
| Ritar FT12-100S (this one) | 100 Ah | 410 × 109 × 286 | 31 kg |
| Ritar FT12-110 | 110 Ah | 410 × 109 × 286 | 33 kg |
| Ritar FT12-105 | 105 Ah | 508 × 111 × 236 | 32.5 kg |

- Ritar FT12-110: 10 Ah more, the same dimensions.
- Ritar FT12-105: 5 Ah more, a different case (508 × 111 × 236 mm).

## Inside the FT12-100S: AGM technology

The FT12-100S 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.

## What to look at before buying the FT12-100S

- The FT12-100S needs 410 × 109 × 286 mm of space: measure it with the hold-down clamp in place.
- With 100 Ah, the FT12-100S replaces an original battery of that capacity or slightly less.

## Ritar FT12-100S codes and part numbers

The FT12-100S is listed under these codes on labels, in garages and in catalogues:

| Commercial reference | FT12-100S |
|---|---|
| Terminal type | M8 |
| Not to be confused with | Ritar FT12-100A (100 Ah) |

## Frequently asked questions about the Ritar FT12-100S

### Ritar FT12-100S or FT12-110?

Compared with the FT12-100S, the Ritar FT12-110 has 10 Ah more. With 110 Ah, the FT12-110 runs longer between charges than the FT12-100S (100 Ah). Both measure 410 × 109 × 286 mm, so they fit the same tray.

### How much does the Ritar FT12-100S weigh?

The FT12-100S weighs 31 kg. For reference, the Ritar FT12-110 (110 Ah) weighs 33 kg.

### What are the dimensions and weight of the Ritar FT12-100S?

It measures 410 × 109 × 286 mm and weighs 31 kg. Compare these figures with the tray and the hold-down clamp before ordering.

## Other options if you are unsure about the FT12-100S

- [All front-terminal telecom batteries](https://bateriasonline.es/en/front-terminal-telecom-batteries)
- [The whole Ritar range](https://bateriasonline.es/en/ritar-batteries)
- [Ritar FT12-55](https://bateriasonline.es/en/ritar-ft12-55) · 55 Ah, 291×106×230 mm

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