# Trojan 27-AGM · Solar battery 12V 89Ah

![Trojan 27-AGM · Solar battery 12V 89Ah](https://bateriasonline.es/3294-home_default/trojan-27-agm.jpg)

> Trojan 27-AGM: 89 Ah solar battery, 306×174×237 mm, AGM. VAT included, shipping cost shown before you pay, 14-day returns.

**Category:** [Solar batteries for off-grid systems](https://bateriasonline.es/en/off-grid-solar-batteries) → [Trojan](https://bateriasonline.es/en/trojan-batteries)

- **Canonical URL**: https://bateriasonline.es/en/trojan-27-agm
- **Language**: en
- **Brand**: Trojan
- **Reference**: BOL-TROJAN-27-AGM
- **EAN**: 8404653001520
- **MPN**: 27-AGM
- **Price**: 591,72 € (VAT incl., Spain)
- **Last updated**: 2026-11-06

## Technical specifications

| Feature | Value |
|---|---|
| Brand | Trojan |
| Range | TROJAN AGM |
| Application | Solar and off-grid systems |
| Technology | AGM |
| Voltage | 12 V |
| Capacity | 89 Ah |
| Length | 306 mm |
| Width | 174 mm |
| Height | 237 mm |
| Weight | 29 kg |

## Quick description

The Trojan 27-AGM is a solar battery with 12 V and 89 Ah, measuring 306 × 174 × 237 mm.

## Description

## The Trojan 27-AGM at a glance

The Trojan 27-AGM is made for stand-alone photovoltaic and off-grid systems. Its capacity is rated at 20 hours (C20); at slower discharge rates the usable capacity is higher.
The 27-AGM belongs to the Trojan TROJAN AGM range. [More Trojan batteries](https://bateriasonline.es/en/trojan-batteries)

## What it means that the 27-AGM is AGM

Inside, the 27-AGM has glass fibre separators (AGM) that hold the electrolyte. The 27-AGM needs a charger with an AGM mode that does not exceed 14.7 V.

## Trojan 27-AGM vs 31-AGM SV and SAGM 12 105: which one to choose?

Torn between the 27-AGM and another similar Trojan? This is what changes:

| Model | Capacity | Dimensions (mm) | Weight |
|---|---|---|---|
| Trojan 27-AGM (this one) | 89 Ah | 306 × 174 × 237 | 29 kg |
| Trojan 31-AGM SV | 100 Ah | 325 × 173 × 238 | 30 kg |
| Trojan SAGM 12 105 | 105 Ah | 325 × 173 × 237 | 30 kg |

- Trojan 31-AGM SV: 11 Ah more, a different case (325 × 173 × 238 mm).
- Trojan SAGM 12 105: 16 Ah more, a different case (325 × 173 × 237 mm).

## Equivalents and alternatives to the Trojan 27-AGM

No other reference in the catalogue fully matches the dimensions and polarity of the 27-AGM; you will find the closest ones among our [solar batteries for off-grid systems](https://bateriasonline.es/en/off-grid-solar-batteries).

## Trojan 27-AGM codes and part numbers

This is how the Trojan 27-AGM appears on the label and in parts catalogues:

| Commercial reference | 27-AGM |
|---|---|
| EAN | 8404653001520 |
| Not to be confused with | Trojan 22-AGM (50 Ah), Trojan 24-AGM (76 Ah) |

## Before ordering the 27-AGM, check this

- With 89 Ah, the 27-AGM replaces an original battery of that capacity or slightly less.
- The 27-AGM needs 306 × 174 × 237 mm of space: measure it with the hold-down clamp in place.

## Frequently asked questions about the Trojan 27-AGM

### Trojan 27-AGM or 31-AGM SV?

Compared with the 27-AGM, the Trojan 31-AGM SV has 11 Ah more. With 100 Ah, the 31-AGM SV runs longer between charges than the 27-AGM (89 Ah). Mind the space: the 31-AGM SV measures 325 × 173 × 238 mm.

### How much does the Trojan 27-AGM weigh?

The 27-AGM weighs 29 kg. For reference, the Trojan 31-AGM SV (100 Ah) weighs 30 kg.

### What are the dimensions and weight of the Trojan 27-AGM?

It measures 306 × 174 × 237 mm and weighs 29 kg. Compare these figures with the tray and the hold-down clamp before ordering.

## Other options if you are unsure about the 27-AGM

- [Other solar batteries for off-grid systems](https://bateriasonline.es/en/off-grid-solar-batteries)
- [The whole Trojan range](https://bateriasonline.es/en/trojan-batteries)

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