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Custom Build Battery Systems

Portable Battery Box to suit your vehicle, budget and lifestyle. Completely customisable options with your choice of wiring kit, battery box, socket configuration and DCDC charger. 

Connect them to one of our Thunder solar panels for quiet power generation anywhere the sun shines (which is most of Australia).

Looking for a AGM, Lead Crystal or the latest in Lithium? We've got a battery box you can customise for your needs.

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  • Accelerate 4wd and Caravan Electrics DIY Kits Portable Battery Box - Custom Builder
    Accelerate 4wd and Caravan Electrics DIY Kits Portable Battery Box - Custom Builder

    Portable Battery Box - Custom Builder

    $1,173.00 - $3,208.00
    $1,173.00 - $3,208.00
    $1,173.00 - $3,208.00
    $1,173.00

      We use the Heavy Duty Thunder Battery Box made from Industrial Grade Polypropylene. Some Features we love: Internal battery strap mounts Sepa...

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    $1,173.00 - $3,208.00
    $1,173.00 - $3,208.00
    $1,173.00 - $3,208.00
    $1,173.00
  • Accelerate Off-Grid Touring DIY Kits Behind-Seat Slimline Dual Battery System Kit Ford Ranger & Mazda BT50
    Accelerate Off-Grid Touring DIY Kits Invicta 100Ah Slimline / RedArc BCDC1225D Behind-Seat Slimline Dual Battery System Kit Ford Ranger & Mazda BT50

    Behind-Seat Slimline Dual Battery System Kit Ford Ranger & Mazda BT50

    $1,350.00 - $3,105.00
    $2,849.00
    $1,350.00 - $3,105.00
    $1,350.00 - $3,105.00
    $1,350.00

      Behind-Seat Slimline Battery System – Ford Ranger & Mazda BT-50 Driver’s Side Socket Configuration A complete behind-seat dual battery soluti...

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    $1,350.00 - $3,105.00
    $2,849.00
    $1,350.00 - $3,105.00
    $1,350.00 - $3,105.00
    $1,350.00
  • Accelerate Off-Grid Touring DIY Kits Toyota Hilux Under Bonnet DIY Dual Battery System Kit 2015 Onwards
    Accelerate Off-Grid Touring DIY Kits Toyota Hilux Under Bonnet DIY Dual Battery System Kit 2015 Onwards

    Dual Battery - Toyota Hilux - Under Bonnet

    $1,425.00 - $3,100.00
    $1,425.00 - $3,100.00
    $1,425.00 - $3,100.00
    $1,425.00

    Power your next adventure with confidence using our Toyota Hilux N80 Under Bonnet Dual Battery Kit. Designed specifically for 2015+ diesel Hilux mo...

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    $1,425.00 - $3,100.00
    $1,425.00 - $3,100.00
    $1,425.00 - $3,100.00
    $1,425.00
  • Accelerate Off-Grid Touring DIY Kits Dual Battery - 79 Series LandCruiser - 100Ah Behind Seat
    Accelerate Off-Grid Touring DIY Kits Dual Battery - 79 Series LandCruiser - 100Ah Behind Seat

    Dual Battery - 79 Series LandCruiser - 100Ah Behind Seat

    $1,545.00 - $3,330.00
    $1,545.00 - $3,330.00
    $1,545.00 - $3,330.00
    $1,545.00

    Take the guesswork out of installing a dual battery system with a complete, vehicle-specific power solution designed for the Toyota LandCr...

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    $1,545.00 - $3,330.00
    $1,545.00 - $3,330.00
    $1,545.00 - $3,330.00
    $1,545.00
  • Accelerate Off-Grid Touring DIY Kits Dual Battery - 79 Series LandCruiser - 100Ah Behind Seat
    Accelerate Off-Grid Touring DIY Kits Dual Battery - 79 Series LandCruiser - 100Ah Behind Seat

    Dual Battery - 79 Series - Behind Seat 100Ah - Tray Only

    $495.00 - $495.00
    $495.00
    $495.00 - $495.00
    $495.00

    79 Series Dual Battery Mounting Tray – Built for the Big Gear Want to build your own custom behind-seat dual battery setup for your 79 Series? This...

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    $495.00 - $495.00
    $495.00
    $495.00 - $495.00
    $495.00
  • Accelerate 4wd and Caravan Electrics DIY Kits Isuzu D-Max & Mazda BT-50 2021 & Onwards - Behind-Seat Slimline Dual Battery System - PASSENGER SIDE SOCKETS
    Accelerate 4wd and Caravan Electrics DIY Kits Isuzu D-Max & Mazda BT-50 2021 & Onwards - Behind-Seat Slimline Dual Battery System - PASSENGER SIDE SOCKETS

    Isuzu Dmax/Mazda BT50 110Ah Lithium Behind Seat DIY Dual Battery Kit

    $3,635.00 - $3,635.00
    $3,635.00
    $3,635.00 - $3,635.00
    $3,635.00

    Isuzu Dmax/Mazda BT50 100Ah Lithium Behind Seat DIY Dual Battery Kit We have engineered a complete dual battery system that can fit behind the re...

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    $3,635.00 - $3,635.00
    $3,635.00
    $3,635.00 - $3,635.00
    $3,635.00
  • Accelerate Off-Grid Touring DIY Kits Dual Battery - 79 Series LandCruiser - 100Ah Behind Seat
    Accelerate Off-Grid Touring DIY Kits Dual Battery - 79 Series LandCruiser - 100Ah Behind Seat - With Jumpstart Feature

    Dual Battery - 79 Series LandCruiser - 100Ah Behind Seat - With Jumpstart Feature

    $1,945.00 - $3,544.00
    $1,945.00 - $3,544.00
    $1,945.00 - $3,544.00
    $1,945.00

    Take the guesswork out of adding serious off-grid power to your 79 Series LandCruiser with a complete, vehicle-specific dual battery system built f...

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    $1,945.00 - $3,544.00
    $1,945.00 - $3,544.00
    $1,945.00 - $3,544.00
    $1,945.00
  • Accelerate Off-Grid Touring DIY Kits 100Ah Invicta Xero / Redarc Alpha (25A) - Solar Through Grille / Socket Bank 1 Dual Battery - LC300 Series - Under Bonnet - With Jumpstart Feature
    Accelerate Off-Grid Touring DIY Kits Dual Battery - LC300 Series - Under Bonnet - With Jumpstart Feature

    Dual Battery - 300 Series LandCruiser - Under Bonnet - With Jumpstart Feature

    $2,388.00 - $3,897.00
    $2,388.00 - $3,897.00
    $2,388.00 - $3,897.00
    $2,388.00

    This isn’t just another battery tray and a box of wiring—it’s the most comprehensive DIY dual battery kit on the market for the Toyota LandCruiser ...

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    $2,388.00 - $3,897.00
    $2,388.00 - $3,897.00
    $2,388.00 - $3,897.00
    $2,388.00
  • Accelerate Off-Grid Touring DIY Kits Dual Battery - LC300 Series - Under Bonnet
    Accelerate Off-Grid Touring DIY Kits Dual Battery - LC300 Series - Under Bonnet

    Dual Battery - 300 Series LandCruiser - Under Bonnet

    $2,187.00 - $3,696.00
    $2,187.00 - $3,696.00
    $2,187.00 - $3,696.00
    $2,187.00

    This isn’t just another battery tray and a collection of wiring—it’s one of the most comprehensive DIY dual battery kits available for the Toyota L...

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    $2,187.00 - $3,696.00
    $2,187.00 - $3,696.00
    $2,187.00 - $3,696.00
    $2,187.00
  • Accelerate Off-Grid Touring DIY Kits Battery Tray - 300 Series - Under Bonnet
    Accelerate Off-Grid Touring DIY Kits Battery Tray - 300 Series - Under Bonnet

    Battery Tray - 300 Series - Under Bonnet

    $395.00 - $1,794.00
    $395.00 - $1,794.00
    $395.00 - $1,794.00
    $395.00

    Toyota 300 Series Battery Tray – Under-Bonnet Dual Battery System The Toyota LC300 Series Battery Tray is the perfect starting point for building y...

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    $395.00 - $1,794.00
    $395.00 - $1,794.00
    $395.00 - $1,794.00
    $395.00