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TROJAN J305G BATTERY DEEP CYCLE J305G-AC

Technical Specification

Brand: Trojan
Voltage: 6 Volts
Technology: Wet
Capacity (C5): 258 Ah
Capacity (C10): 290 Ah
Capacity (C20): 315 Ah
Capacity (C100): 350 Ah
Length: 312 mm
Width: 174 mm
Height inc. terms: 366 mm
Guarantee: 1 Year

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  • Fast Delivery on UK Orders
  • Minimum 12-Month Guarantee
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Trusted Shipping Partners
Guaranteed express delivery on orders placed before 1pm. For international or non-standard UK deliveries, email info@automotorparts.co.uk or call 0330 122 5848. We’ll always strive to deliver your order as fast as possible.
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TROJAN J305G BATTERY DEEP CYCLE J305G-AC

The TROJAN J305G BATTERY DEEP CYCLE J305G-AC is engineered for reliability and performance, making it an ideal choice for a range of applications, including golf and electric vehicles. As a part of our curated selection at AMP, this battery exemplifies the quality and durability you can trust for your automotive power needs.

Exceptional Design and Technology

Founded in 1925, Trojan Batteries is a leading manufacturer of deep-cycle energy solutions. The J305G-AC 6V Flooded Lead Acid battery features Trojans advanced T2 Technology, which optimises sustained performance, increases total energy capacity, and enhances overall lifespan. This battery is specifically designed for demanding applications, such as floor cleaning machines and aerial work platforms.

The Trojan Advantage

Trojan continuously innovates to improve battery performance. Key technologies include:

  • Smart Carbon: Enhances charge acceptance and extends battery life.
  • T2 Technology: Ensures maximum performance and longevity.
  • Alpha Plus Paste: Provides superior conductivity for improved efficiency.
  • Maxguard Separator: Increases durability and reduces maintenance needs.

HydroLink Watering System

The innovative HydroLink Watering System allows for quick and safe battery maintenance. You can water a complete set of batteries in under 30 seconds, reducing acid spills and ensuring optimal performance. Key benefits include:

  • Independent water level indicator
  • Internal and external flame arrestors for safety
  • Cost-effective solution with a 4-year guarantee
  • Compatibility with 6V, 8V, and 12V Trojan batteries

Features & Benefits

  • Maxguard Advanced Design Separator and Alpha Plus paste formulation for lower maintenance costs and long life.
  • Choice of durable Polyon case or a standard generic case design.
  • Heat and corrosion resistant for extended usability.
  • Braided rope handles for easy transport.
  • Low self-discharge rate of only 5-15% per month.
  • 99% recyclable, promoting environmental responsibility.

Performance Capacity

  • Capacity at 25 Amps: 678 minutes
  • Capacity at 75 Amps: 175 minutes

Warranty Information

This product comes with a 1 Year Warranty, ensuring your investment is protected.

*Always cross-reference dimensions and specifications with your existing battery before ordering.

Terminal types may differ from images. Please contact us for specific terminal requirements.

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We operate a hassle-free return and refund policy as well as an award-wining customer care and product support service.

FAQs

Please read our FAQs page to find out more.

What is your return policy?

We offer a 30-day return policy, meaning you have 30 days from the date you receive your item to request a return. To qualify, the item must be unused, unworn, in its original condition with tags attached, and in its original packaging. You’ll also need your receipt or proof of purchase. To initiate a return, contact us at info@automotorparts.co.uk, and if approved, we’ll provide a return shipping label and instructions. Returns should be sent to: 125 Deansgate, Manchester, M3 2BY. Note that items sent back without prior approval won’t be accepted. For EU customers, you also have a 14-day cooling-off period to cancel or return your order for any reason, provided the item meets the same conditions.

How do I report a damaged or incorrect item?

If your order arrives defective, damaged, or isn’t what you ordered, please inspect it upon delivery and contact us immediately at info@automotorparts.co.uk. We’ll assess the situation and work quickly to resolve it—whether that means a replacement, refund, or other solution. Your satisfaction is our priority, and we’re here to make it right.

What items cannot be returned?

Some items are non-returnable, including perishable goods (e.g., food, flowers, or plants), custom or personalized products, personal care items (e.g., beauty products), hazardous materials, flammable liquids, or gases. Sale items and gift cards are also non-returnable. If you’re unsure about your specific item, feel free to reach out to us at info@automotorparts.co.uk for clarification.

How does shipping work, and how long will it take?

We ship from our UK location and offer reliable options tailored to your needs:

  • UK Shipping: Standard (2-4 business days) or Express (1-3 business days).
  • Poland (EU): Standard International (2-11 business days) or Express International (2-7 business days).
  • Other International Destinations: Standard International (3-17 business days) to select countries like the UAE, Australia, and Canada—check eligibility at checkout.


Delivery times are estimates and may vary due to location, customs (for international orders), or product specifics (e.g., bulkier items like batteries). Customs duties and taxes, where applicable, are your responsibility. Exact shipping options and times will be shown at checkout.

When will I receive my refund?

Once we receive and inspect your return, we’ll notify you if it’s approved. If approved, your refund will be processed to your original payment method within 10 business days. Depending on your bank or credit card provider, it may take additional time for the refund to appear in your account. If it’s been more than 15 business days since approval and you haven’t seen your refund, please contact us at info@automotorparts.co.uk for assistance.

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