# Ritar FT12-90 · Telecom battery 12V 90Ah

![Ritar FT12-90 · Telecom battery 12V 90Ah](https://bateriasonline.es/3249-home_default/ritar-ft12-90.jpg)

> Ritar FT12-90: 90 Ah telecom battery, 563×114×188 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-ft12-90
- **Language**: en
- **Brand**: Ritar
- **Reference**: BOL-RITAR-FT12-90
- **MPN**: FT12-90
- **Price**: 304,88 € (VAT incl., Spain)
- **Last updated**: 2026-11-07

## Technical specifications

| Feature | Value |
|---|---|
| Brand | Ritar |
| Range | RITAR FT |
| Application | Telecom systems |
| Technology | AGM |
| Voltage | 12 V |
| Capacity | 90 Ah (C10) |
| Length | 563 mm |
| Width | 114 mm |
| Height | 188 mm |
| Weight | 26.5 kg |
| Terminal type | F6 |

## Quick description

The Ritar FT12-90 is a telecom battery with 12 V and 90 Ah, measuring 563 × 114 × 188 mm.

## Description

## Who the Ritar FT12-90 is for

The Ritar FT12-90 is made for base stations, exchanges and communications cabinets. Its elongated format allows tray mounting with front connection.
The FT12-90 belongs to the Ritar RITAR FT range. [See all Ritar batteries](https://bateriasonline.es/en/ritar-batteries)

## Equivalents and alternatives to the Ritar FT12-90

We have no other battery with exactly the dimensions and polarity of the FT12-90. Browse the rest of our [front-terminal telecom batteries](https://bateriasonline.es/en/front-terminal-telecom-batteries) to compare close options.

## Ritar FT12-90 vs FT12-100A and FT12-105: which one to choose?

Torn between the FT12-90 and another similar Ritar? This is what changes:

| Model | Capacity | Dimensions (mm) | Weight |
|---|---|---|---|
| Ritar FT12-90 (this one) | 90 Ah | 563 × 114 × 188 | 26.5 kg |
| Ritar FT12-100A | 100 Ah | 508 × 111 × 236 | 29 kg |
| Ritar FT12-105 | 105 Ah | 508 × 111 × 236 | 32.5 kg |

- Ritar FT12-100A: 10 Ah more, a different case (508 × 111 × 236 mm).
- Ritar FT12-105: 15 Ah more, a different case (508 × 111 × 236 mm).

## AGM technology in the FT12-90

Inside, the FT12-90 has glass fibre separators (AGM) that hold the electrolyte. It is fitted in cars with advanced Start-Stop and in deep-cycle equipment.

## Before ordering the FT12-90, check this

- Length, width and height of the FT12-90: 563 × 114 × 188 mm.
- Your current battery should say about 90 Ah; a little more is also fine.

## Part numbers and codes for the Ritar FT12-90

Shops, garages and catalogues identify the FT12-90 with these codes:

| Commercial reference | FT12-90 |
|---|---|
| Terminal type | F6 |
| Not to be confused with | Ritar RT1290 (9 Ah), Ritar HT12-90 (95.2 Ah) |

## Frequently asked questions about the Ritar FT12-90

### FT12-90 or FT12-100A: which one suits me?

Compared with the FT12-90, the Ritar FT12-100A has 10 Ah more. With 100 Ah, the FT12-100A runs longer between charges than the FT12-90 (90 Ah). Mind the space: the FT12-100A measures 508 × 111 × 236 mm.

### How much does the Ritar FT12-90 weigh?

26.5 kg, with 90 Ah of capacity. For reference, the Ritar FT12-100A (100 Ah) weighs 29 kg.

### What are the dimensions and weight of the Ritar FT12-90?

It measures 563 × 114 × 188 mm and weighs 26.5 kg. Compare these figures with the tray and the hold-down clamp before ordering.

## More batteries to compare with the FT12-90

- [More 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
- [Long MSK75](https://bateriasonline.es/en/long-msk75) · 75 Ah, 170×72×208 mm

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