Battery Management


A selection of Battery related products, Chargers, systems, stand alone battery power units AC/DC. Jump packs, isolators etc.
  • 12V AC/DC Power system all-in-one Battery Box
    THUNDER BATTERY BOX PORTABLE POWERPACK POWER 12V DUAL SYSTEM INVERTER.
    This product has replaced the older model and has some fantastic new additions.

    Take the time to click on the image so you can view ALL the features of this unit. Good for so many applications where portable power is required.
    NZ$949.99
    NZ$803.85
  • 12V AC/DC Power system all-in-one Battery Box (WITH 105A BATTERY)
    Get a 12v 105ah deep cycle battery included with the battery box and save with the combo purchase.
    CLICK FOR DETAILS
    NZ$1,330.99
    NZ$1,121.35
  • 12V AC/DC Power system all-in-one Battery Box with 100w Solar
    It's the power box with the addition of a fold-up portable solar panel with appropriate anderson plug connection to connect to the box. For those that:
    1) want a combo save deal
    2) already have a battery
    3) want to choose their own battery.
    Click image for combo information.
    NZ$1,299.89
    NZ$1,090.35
  • 12V AC/DC Power system all-in-one Battery Box (complete with Battery and solar kit COMBO)
    The complete kit for portable power, with self charging (Solar/mains) and power Storage (12V 105Ah battery).
    For those that want to take advantage of a discounted combo deal. And those that want an all-in -one power supply kit for various reasons and including the ability to supply EMERGENCY power in a power cut / natural disaster.
    NZ$1,630.89
    NZ$1,371.34
  • Power Distribution Unit
    Easy to install, The Power Distribution Unit seamlessly converts a single Anderson style output to a multiple outlet bank. The unique design offers enough versatility to keep you prepared for anything as it offers standard plugs and the ability to wire others of your choosing.
    NZ$268.00
    NZ$232.90
  • 4 Position Battery Isolator Switch
    Dual Battery master switch.
    Marine grade battery master switch to suit dual batteries.

    Voltage: 12V or 24V
    Power Rating: 100A
    Number of Terminals: 3 x 8mm
    Number of Poles: 2
    Mount: 55mm
    Switch Action: On – Off – Other
    Number of Positions: 4
    NZ$65.90
  • DC-DC Charger 20 Amp
    Easy to install, the Thunder DC to DC charger is the smart way to charge your auxiliary battery, no matter your vehicle. The Thunder DC-DC Charger utilises a unique pulse charging algorithm with the intelligence to determine the best charge rate for your auxiliary battery (excluding lithium).
    CLICK FOR MORE INFO
    NZ$394.90
  • Electronic Battery Isolator
    Protect your start battery from excessive discharge and allow your auxiliary battery to supply non-essential loads when you simultaneously charge two batteries from your alternator.
    CLICK IMAGE FOR MORE INFO
    NZ$254.90
  • Lithium Jump-pack
    Lithium Jump-pack + PowerBank 12v. 18,000mAh !! Massive Jump Power, 12v with all the accessories in a very compact carry case. For use when jumping vehicles, powering USB devices, Charging USB devices from internal powerbank. 6,000mAh at 12.6v. 18,000MaH AT 3.7V!!
    Click for more details and technical data
    NZ$331.00
    NZ$276.00
  • Thunder 4a,  8 Stage, 12v Charge + Maintainer
    Perfect for small, low amp recreational and agricultural vehicles, this automatic battery charger is a sophisticated water-resistant 8 stage charger, designed to charge most 12 volt GEL, AGM, Lead Acid and Calcium batteries. Suitable for 6-70Ah and 100Ah for maintenance (50 to 200CCA), it features pulse mode technology that reduces oxidation, maintains electrolyte consistency and combats stratification in the battery, equating to longer battery life.
    Click image for specs
    NZ$191.90
  • Thunder 6a, 8 Stage, 12v Charge + Maintainer
    The sophisticated 6 amp, 8 stage battery charger utilises a fully automatic computer system to charge most 12 volt GEL, AGM, Lead Acid and Calcium batteries used in smaller recreational vehicles. Simple to install with intuitive safety features to protect from overcharging and reverse polarity problems, it is suitable for 10-100Ah and 150Ah for maintenance (200 to 350CCA). Pulse mode technology helps reduce oxidation, maintains electrolyte consistency and combats stratification, for longer battery life.
    Click image for specs
    NZ$236.90
  • Thunder 8a, 8 Stage, 12v Charge + Maintainer
    Perfect for camping and smaller vehicles, the 8 amp automatic battery charger is an efficient, water-resistant 8 stage charger, utilising fully automatic computer system control, designed to charge most 12 volt GEL, AGM, Lead Acid and Calcium batteries. Designed with a range of smart safety features to protect your equipment, it is suitable for 15-150Ah and 200Ah for maintenance (350 to 500CCA). It features pulse mode technology that reduces oxidation, maintains electrolyte consistency and combats stratification in the battery, equating to longer battery life.
    CLICK IMAGE FOR SPECS
    NZ$277.90
  • Thunder 12a, 8 Stage, 12v Charge + Maintainer
    The 12 amp automatic battery charger is a practical water-resistant 8 stage charger, utilising fully automatic computer system control, designed to charge most 12 volt GEL, AGM, Lead Acid and Calcium batteries. With a heavy duty design, it is suitable for 20-220Ah and 310Ah for maintenance (500 to 650CCA). It features pulse mode technology that reduces oxidation, maintains electrolyte consistency and combats stratification in the battery, equating to longer battery life.
    CLICK IMAGE FOR SPECS
    NZ$329.90
  • Thunder 20a, 8 Stage, 12v Charge + Maintainer
    With a heavy duty, water resistant design, the 20 amp battery charger features a comprehensive LED display and utilises a fully automatic computer control system to charge most 12 volt GEL, AGM, Lead Acid and Calcium batteries. Suitable for 35-350Ah and 450Ah for maintenance (650 to 800CCA), the sophisticated
    8 stage charger features pulse mode technology which reduces oxidation, maintains electrolyte consistency and combats stratification in the battery, to provide longer battery life.
    CLICK ON IMAGE FOR SPECS
    NZ$527.90
  • Thunder 30a, 8 Stage, 12v Charge + Maintainer
    Suitable for larger equipment and vehicles, the 30 amp automatic battery charger is an efficient, water-resistant 8 stage charger, designed to charge most 12 volt GEL, AGM, Lead Acid and Calcium batteries. With a heavy duty design, it is suitable for 40-550Ah and 650Ah for maintenance (800 to 1,000CCA). The fully automatic computer system includes an easy to read and comprehensive LED display and utilises pulse mode technology to reduce oxidation, maintain electrolyte consistency and combat stratification to provide longer battery life.
    CLICK IMAGE FOR SPECS
    NZ$586.90

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