Campervan Solar & Electrical Design Service
sales@vanjunkies.co.uk
023 935 52732
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Expertise in Off-Grid Solutions

Years of Experience in the Industry

5.0

Victron Specialists

Leading Technology In The Market

Powering up Campervans, Boats & Motorhomes since 2020

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Customers

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Watts of Solar

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Power Systems

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Solar Panel Kits

Professional Lithium Battery Upgrades

Professional Lithium Battery Upgrades

Running out of power while off-grid? Tired of relying on unreliable lead-acid batteries? Supercharge your adventures with our professional lithium battery upgrade service. At Van Junkies, we specialise in high-performance power solutions built for life on the road.

Enquire Here

Why Choose Lithium?

Diesel heaters are the ultimate choice for keeping your mobile living space warm and comfortable. Here's why:

Power and Performance

  • Delivers more usable power with up to 100% depth of discharge
  • Maintains high voltage even at low charge levels
  • Charges up to 5x faster than traditional lead-acid batteries
  • Perfect for running power-hungry appliances like fridges, inverters, and heaters

Long-Term Cost Efficiency

  • Lifespan of 10+ years with thousands of charge cycles
  • No need for regular maintenance like topping up fluids
  • Lower cost per cycle compared to AGM or Gel batteries
  • Reduces generator or alternator usage, saving fuel and wear

Safety and Reliability

  • Built-in Battery Management Systems (BMS) for protection and control
  • Resistant to temperature fluctuations and vibrations
  • No toxic gases or acid leaks – safe for indoor installation
  • Operates efficiently in both hot and cold climates

Lightweight and Compact

  • Up to 70% lighter than lead-acid equivalents
  • Slim and modular designs save space and improve layout flexibility
  • Ideal for stealth builds, conversions, and tight battery compartments
  • Bullet 4.4

Smart Features

  • Bluetooth and app-based monitoring available on most models
  • Real-time data for voltage, temperature, current, and health
  • Seamless integration with solar systems, DC-DC chargers, and inverters
  • Custom setups tailored to your van’s unique energy needs

Trusted by 10,000+ Van Owners

  • Reliable upgrades fitted by experienced, qualified technicians
  • Ongoing support and advice from our in-house electrical experts
  • Top-tier components with full manufacturer warranties
  • Bullet 6.4

Don’t let a flat battery cut your trip short. Contact Van Junkies today to book your lithium battery upgrade and unlock true off-grid freedom!

Enquire Here

Experienced Technicians

VAN TYPES

VW Transporters

We install lithium battery systems in all Transporter models: T3, T4, T5, T28, T32, T6, and T6.1.

Sprinters, Transits, Crafters, Boxers & Movanos

Our setups are tailored to suit every van layout, from stealth rigs to expedition-ready conversions.

Motorhomes & Overlanders

From classic coachbuilts to adventure trucks and expedition vehicles – if it rolls, we can upgrade it.

Enquire Here

Lithium Battery Installation Service

Example Title

Upgrading to lithium isn’t just a battery swap—it’s a complete electrical system rethink. Our team handles everything from system design to wiring, BMS setup, and charger compatibility. All installations are done in our fully equipped workshop by experienced professionals who know their way around both classic and modern camper systems.
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