500+
Kits Sold Across Australia
4.8★
Average Customer Rating
3,000+
Battery Charge Cycles
10yr+
Expected Battery Lifespan
Battery Sizing Guide

Which Size Is Right for You?

Choose based on how you travel and what you need to power.

1.28kWh
(100Ah)
🏕 Weekenders
1-2 night trips. Fridge, LED lights, phone charging.
1.66kWh
(130Ah)
🌄 Short Getaways
2-4 night trips. Fridge, lights, laptop.
2.94kWh
(230Ah)
🚐 Extended Travel
Our #1 seller. Coffee, microwave, everything.
3.58kWh
(280Ah)
🏠 Full-Time Nomads
Air fryer, power tools, everything with margin.
4.02kWh
(314Ah)
⚡ Max Capacity
Multiple high-draw appliances simultaneously.
Power Everything

What Can This Kit Run?

With a 3000W pure sine wave inverter, you can power real household appliances.

🧊
12V Fridge
~50W
✓ 24/7
Coffee Machine
~800-1200W
✓ Daily
🍳
Air Fryer
~1200-1800W
✓ Full meals
💻
Laptop
~60-100W
✓ All day
📺
TV / Streaming
~60-120W
✓ Movie night
🔌
Power Tools
~500-1500W
✓ Workshop
💡
LED Lights
~10-30W
✓ All night
📱
Phones
~10-20W
✓ Always
🌀
12V Fan
~25-50W
✓ Cool all night
🔥
Microwave
~700-1200W
✓ Quick meals
Complete Kit

Everything You Need - Nothing Extra to Buy

Every component to go off-grid.

3000W Hybrid Inverter

Pure sine wave, built-in 60A MPPT, AC charger & UPS.

☀️

2 x 440W Jinko Solar Panels

880W total. Tier-1, 25-year warranty.

🔋

LiFePO4 Battery Kit

Genuine EVE cells, JK Smart BMS Bluetooth, bus bars & case.

🔌

All Cabling & Connectors

10m solar cable, MC4, pre-cut inverter cables, lugs.

🛡️

250A Circuit Breaker

Waterproof safety breaker for your system.

📋

Wiring Diagrams & Support

Installation guide + QLD phone support.

Physical Specs

Dimensions & Weight

Make sure everything fits your caravan before you order.

3kW Inverter
455 x 330 x 177mm
~18kg
☀️
440W Panel (each)
1903 x 1134 x 30mm
~23kg each
🔋
Battery (assembled)
Varies by Ah - fits under seat/boot
100Ah ~14kg / 280Ah ~38kg
📏
Roof Space Needed
2 panels = ~4.3m x 1.2m
Fits most caravan roofs
Flexible Charging

4 Ways to Keep Your Batteries Full

Never worry about running flat.

☀️

Solar Panels

880W Jinko panels charge during the day.

🔌

Mains Power

Powered site plug-in. Auto charges.

🔧

Generator

Cloudy day backup with auto switchover.

🚗

Vehicle Alternator

DC-DC charges while you drive.

Installation

How Easy Is It to Set Up?

Most customers complete installation in a single day.

01

Assemble Battery

EVE cells in case, attach JK BMS, connect bus bars.

1-2 hours
02

Mount Inverter

Secure 3kW inverter. Connect pre-cut cables.

~1 hour
03

Install Panels

Jinko panels on roof, cable to MPPT controller.

~2 hours
04

Connect & Go

Power on, pair BMS Bluetooth, monitor from phone.

~30 mins
Full Details

Description & Specifications

Everything you need to know — components, specs, warranty and support.

12V Off-Grid Power Kit for Caravan, Campervan or Trailer

Power your next adventure with our 12V Mobile Off-Grid Kit, ideal for caravans, campervans, and camper trailers needing safe, reliable 240V power anywhere in Australia. Whether you’re free camping, off-grid, or on a powered site, this complete system gives you the flexibility to charge from solar, generator, mains power, or your vehicle’s alternator while driving.

At its core is a high-performance 3000W low-frequency pure sine wave hybrid inverter with a built-in 60A MPPT solar charge controller. It’s designed to run everything from fridges and air fryers to laptops and power tools — with pure, stable AC power. The inverter seamlessly manages multiple power sources (solar, AC, or battery) and features automatic switchover, built-in charging from generator or mains, and UPS functionality.

The system includes 2 x 440W Jinko Solar Panels (880W total) to keep your batteries charged during the day, even when remote. The LiFePO4 battery kit (ranging from 100Ah to 314Ah) features genuine EVE cells and includes a JK SMART BMS with Bluetooth for real-time battery monitoring via your smart device.

Optional 30A or 60A 12V DC-DC charging is available for alternator charging while on the road.

This is a high-quality, DIY-friendly kit designed for travellers who want energy freedom, without compromise.

What's Included in the Kit

  • 3000W Low-Frequency Pure Sine Wave Hybrid Off-Grid Inverter
    – Built-in 60A MPPT solar charge controller
    – AC input support (generator/mains) with auto changeover
    – Built-in AC battery charger
  • 2 x 440W Jinko Solar Panels (880W total)
  • Customisable LiFePO4 Battery Kit (choose from 100Ah, 130Ah, 230Ah, 280Ah, or 314Ah)
    – Genuine EVE cells (brand new)
    – JK SMART BMS with Bluetooth monitoring
    – Zinc-plated bus bars, terminal nuts, insulation sheets
    – 12V DIY battery case (high lid)
    – Pre-cut battery-to-inverter cables
    – 250A waterproof circuit breaker
    – Wiring lugs and terminals
  • Solar Cabling
    – 10m of 4mm² twin-core solar cable
    – 2 pairs of MC4 connectors
  • Optional Alternator Charging
    – Add a 60A DC-DC charger (select from dropdown)
  • Support Material
    – Online wiring diagram for installation guidance

Important: All electrical work must be carried out by a suitably trained and qualified person. Battery installation and usage must be in accordance with our Product Safety Guidelines. Failure to comply may result in damage, voided warranty, or safety risks.

Battery

Chemistry
LiFePO4
Capacity
100Ah
Cycle Life
5000 cycles
Depth of Discharge
80%

Cells

Cell Brand
EVE
Cell Model
LF100LA

BMS

BMS Included
Yes
BMS Brand
JK
Active Balancer
No
Bluetooth
Yes

Certifications

IEC 62619 Certified
No
CEC Approved
No

Installation & Warranty

Installation Type
DIY+ Electrician
Installation Difficulty
Intermediate
Compatibility Notes
Jinko solar panels

We have a 30-day return policy if the item is damaged or is not as described, which means you have 30 days after receiving your item to request a return.

To be eligible for a return, your item must be in the same condition that you received it, unused, with tags, and in its original packaging. You’ll also need the receipt or proof of purchase.

To start a return, you can contact us at sales@lifepo4oz.com. If your return is accepted, we’ll provide instructions on how and where to send your package. Items sent back to us without first requesting a return will not be accepted.

You can always contact us for any return question at sales@lifepo4oz.com.

If you change your mind, you may be eligible for a return, however the items must be unused and in their original packaging. Once returned to us, we will inspect the goods and, if approved, a 20% restocking fee will apply.


Damages and issues
If you receive any items which appear to be damaged, do not attempt to use them. Please inspect your order upon receipt and contact us immediately if the item is defective, damaged, or if you receive the wrong item, so that we can evaluate the issue and make it right.


Products damaged in transit
If you receive a shipment that has been damaged in transit, a replacement or refund may be provided, subject to the following conditions:

  • The return or damage claim must be made within 24 hours of receiving the shipment.
  • All shipments must be inspected for damage during the unloading process.
  • Clear photos of the damaged packaging and damaged product must be provided as evidence.
  • Photos must be taken during the unloading process.
  • Photos must clearly show all damage and, where possible, the likely cause of the damage.
  • The total approved claim value, including freight costs, will be credited to your account.

Exceptions / non-returnable items
We do not accept returns for hazardous materials, flammable liquids, or gases. Please get in touch if you have questions or concerns about your specific item.


Exchanges
The fastest way to ensure you get what you want is to return the item you have, and once the return is accepted, make a separate purchase for the new item. A 20% restocking fee will apply.


Refunds
We will notify you once we’ve received and inspected your return, and let you know if the refund was approved or not. If approved, you’ll be automatically refunded to your original payment method. Please remember it can take some time for your bank or credit card company to process and post the refund.

All orders will be safely packed and shipped within 1 day.  All products are shipped via Road Freight only.

All efforts are made to ensure the products safe during transport, however if you receive an item which looks like it may have been damaged during tranport you must take a photo before trying to use the product.

Common Questions

Frequently Asked Questions

Which battery size?
Weekend → 100Ah. Extended → 230Ah (most popular). Full-time → 280Ah+. Call 1300 375 257 for help.
Can I install this myself?
12V wiring is DIY-friendly. 240V must be done by a licensed electrician.
Will it run my A/C?
3000W handles small portable ACs. With 280Ah+ it's feasible for occasional use.
What warranty?
EVE cells 5yr, inverter 2yr, Jinko panels 25yr.
Do I need DC-DC?
If driving between spots, yes. Arrive with batteries topped up.
How long do batteries last?
3,000–5,000 cycles = 10+ years daily use.
Can I expand later?
Yes. More panels, bigger battery bank. We sell everything separately.

Ready to Go Off-Grid?

Join hundreds of Australians powering their adventures with clean, reliable solar energy.

Free shipping - Finance from $13.48/week - 30-day guarantee
AUD $2,920.00
or $11.23/wk