# Trojan J305P-AC · Traction battery 6V 330Ah

![Trojan J305P-AC · Traction battery 6V 330Ah](https://bateriasonline.es/3396-home_default/trojan-j305p-ac.jpg)

> Trojan J305P-AC: 330 Ah traction battery, 296×176×366 mm. Equivalent to Q-Battery 6DC-330. 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-j305p-ac
- **Language**: en
- **Brand**: Trojan
- **Reference**: BOL-TROJAN-J305P-AC
- **EAN**: 8404653001605
- **MPN**: J305P-AC
- **Price**: 606,13 € (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 | 6 V |
| Capacity | 330 Ah |
| Length | 296 mm |
| Width | 176 mm |
| Height | 366 mm |
| Weight | 44 kg |

## Quick description

Trojan J305P-AC: traction battery with 6 V and 330 Ah, measuring 296 × 176 × 366 mm.

## Description

## The Trojan J305P-AC at a glance

The Trojan J305P-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 J305P-AC belongs to the Trojan TROJAN deep cycle - T2 Technology range. [See all Trojan batteries](https://bateriasonline.es/en/trojan-batteries)

## Lead-acid technology in the J305P-AC

The J305P-AC is a conventional lead-acid battery, with plates immersed in liquid electrolyte. In cars without energy management, the J305P-AC needs no special registration: just connect it.

## Trojan J305P-AC vs J305H-AC and J305G-AC

What sets the J305P-AC apart from its neighbours in the Trojan range:

| Model | Capacity | Dimensions (mm) | Weight |
|---|---|---|---|
| Trojan J305P-AC (this one) | 330 Ah | 296 × 176 × 366 | 44 kg |
| Trojan J305H-AC | 360 Ah | 296 × 178 × 366 | 45 kg |
| Trojan J305G-AC | 315 Ah | 309 × 174 × 366 | 40 kg |

- Trojan J305H-AC: 30 Ah more, the same dimensions.
- Trojan J305G-AC: 15 Ah less, a different case (309 × 174 × 366 mm).

## Equivalents and alternatives to the Trojan J305P-AC

Batteries that fit the J305P-AC's tray with the same polarity; besides other conventional batteries, an EFB or AGM of this size is a valid upgrade for the J305P-AC.

| Model | Technology | Capacity | Dimensions (mm) |
|---|---|---|---|
| Q-Battery 6DC-330 | Lead-acid | 330 Ah | 295 × 180 × 365 |

## Part numbers and codes for the Trojan J305P-AC

Look for any of these J305P-AC codes on your current battery or in the manufacturer's catalogue:

| Commercial reference | J305P-AC |
|---|---|
| EAN | 8404653001605 |
| Not to be confused with | Trojan J305E-AC (305 Ah), Trojan J305G-AC (315 Ah), Trojan J305H-AC (360 Ah) |

## Before ordering the J305P-AC, check this

- With 330 Ah, the J305P-AC replaces an original battery of that capacity or slightly less.
- Length, width and height of the J305P-AC: 296 × 176 × 366 mm.

## Frequently asked questions about the Trojan J305P-AC

### J305P-AC or J305H-AC: which one suits me?

Compared with the J305P-AC, the Trojan J305H-AC has 30 Ah more. With 360 Ah, the J305H-AC runs longer between charges than the J305P-AC (330 Ah). Both measure 296 × 176 × 366 mm, so they fit the same tray.

### How much does the Trojan J305P-AC weigh?

44 kg, with 330 Ah of capacity. For reference, the Trojan J305H-AC (360 Ah) weighs 45 kg.

### Which battery is equivalent to the Trojan J305P-AC?

With the same dimensions, polarity and similar capacity you have the Q-Battery 6DC-330. As the J305P-AC is a conventional battery, an EFB or AGM of the same size also works.

### Which charger do I need?

One with the total bank voltage and a charge curve for the battery technology. A small charger will never fill it and will leave it sulphated.

## Other options if you are unsure about the J305P-AC

- [Other traction batteries](https://bateriasonline.es/en/traction-batteries)
- [The whole Trojan range](https://bateriasonline.es/en/trojan-batteries)
- [Q-Battery 6DC-330](https://bateriasonline.es/en/q-battery-6dc-330) · 330 Ah, 295×180×365 mm

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