# Trojan J185G-AC · Traction battery 12V 185Ah

![Trojan J185G-AC · Traction battery 12V 185Ah](https://bateriasonline.es/3360-home_default/trojan-j185g-ac.jpg)

> Trojan J185G-AC: 185 Ah traction battery, 391×175×386 mm. Equivalent to Trojan J185E-AC. Compare sizes and equivalents; 14-day returns.

**Category:** [Traction batteries](https://bateriasonline.es/en/traction-batteries) → [Trojan](https://bateriasonline.es/en/trojan-batteries)

- **Canonical URL**: https://bateriasonline.es/en/trojan-j185g-ac
- **Language**: en
- **Brand**: Trojan
- **Reference**: BOL-TROJAN-J185G-AC
- **EAN**: 8404653001742
- **MPN**: J185G-AC
- **Price**: 626,91 € (VAT incl., Spain)
- **Last updated**: 2026-10-27

## Technical specifications

| Feature | Value |
|---|---|
| Brand | Trojan |
| Range | TROJAN deep cycle - T2 Technology |
| Application | Traction and motive power |
| Technology | Lead-acid |
| Voltage | 12 V |
| Capacity | 185 Ah |
| Length | 391 mm |
| Width | 175 mm |
| Height | 386 mm |
| Weight | 48 kg |
| Terminal type | 7, 9 |

## Quick description

The Trojan J185G-AC is a traction battery with 12 V and 185 Ah, measuring 391 × 175 × 386 mm.

## Description

## Who the Trojan J185G-AC is for

The Trojan J185G-AC is a traction battery for electric work vehicles: designed for long daily discharges, with the ruggedness industrial use demands. It is installed in banks at the machine voltage and needs a charger with the right profile.
The J185G-AC belongs to the Trojan TROJAN deep cycle - T2 Technology range. [The full range of Trojan batteries](https://bateriasonline.es/en/trojan-batteries)

## Lead-acid technology in the J185G-AC

The J185G-AC is a conventional lead-acid battery, with plates immersed in liquid electrolyte. Avoid leaving them discharged, as they sulphate, and charge them with a charger that cuts off or switches to maintenance when finished.

## Trojan J185G-AC vs J185E-AC and J185HG-AC

How the J185G-AC compares with Trojan batteries of similar size and capacity:

| Model | Capacity | Dimensions (mm) | Weight |
|---|---|---|---|
| Trojan J185G-AC (this one) | 185 Ah | 391 × 175 × 386 | 48 kg |
| Trojan J185E-AC | 175 Ah | 391 × 175 × 386 | 46 kg |
| Trojan J185HG-AC | 225 Ah | 394 × 175 × 372 | 56 kg |

- Trojan J185E-AC: 10 Ah less, the same dimensions.
- Trojan J185HG-AC: 40 Ah more, a different case (394 × 175 × 372 mm).

## Equivalents and alternatives to the Trojan J185G-AC

Batteries that fit the J185G-AC's tray with the same polarity; besides other conventional batteries, an EFB or AGM of this size is a valid upgrade for the J185G-AC.

| Model | Technology | Capacity | Dimensions (mm) |
|---|---|---|---|
| Trojan J185E-AC | Lead-acid | 175 Ah | 391 × 175 × 386 |

## Part numbers and codes for the Trojan J185G-AC

The J185G-AC is listed under these codes on labels, in garages and in catalogues:

| Commercial reference | J185G-AC |
|---|---|
| EAN | 8404653001742 |
| Terminal type | 7, 9 |
| Not to be confused with | Trojan J185E-AC (175 Ah), Trojan J185H-AC (225 Ah), Trojan J185HG-AC (225 Ah) |

## Before ordering the J185G-AC, check this

- Capacity of the J185G-AC: 185 Ah; the same as your current battery or slightly more is fine.
- Length, width and height of the J185G-AC: 391 × 175 × 386 mm.

## Frequently asked questions about the Trojan J185G-AC

### J185G-AC or J185E-AC: which one suits me?

Compared with the J185G-AC, the Trojan J185E-AC has 10 Ah less. With 185 Ah, the J185G-AC runs longer between charges than the J185E-AC (175 Ah). Both measure 391 × 175 × 386 mm, so they fit the same tray.

### How much does the Trojan J185G-AC weigh?

48 kg, with 185 Ah of capacity. For reference, the Trojan J185E-AC (175 Ah) weighs 46 kg.

### Which battery is equivalent to the Trojan J185G-AC?

With the same dimensions, polarity and similar capacity you have the Trojan J185E-AC. As the J185G-AC is a conventional battery, an EFB or AGM of the same size also works.

## More batteries to compare with the J185G-AC

- [Other traction batteries](https://bateriasonline.es/en/traction-batteries)
- [The whole Trojan range](https://bateriasonline.es/en/trojan-batteries)
- [Trojan J185E-AC](https://bateriasonline.es/en/trojan-j185e-ac) · 175 Ah, 391×175×386 mm

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