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Coldys 4x4 - The Home of 4WD Equipment and Accessories!
Coldys 4x4 - The Home of 4WD Equipment and Accessories!

Battery Chargers DC-DC

Keep your auxiliary battery charged and ready with high-performance DC to DC battery chargers. Designed for 12V and 24V systems these chargers multi stage charge to optimise battery health and efficiency. Compatible with AGM, Gel, and Lithium batteries they prevent overcharging, overheating and short circuits. Whether powering a fridge, lights or off-road accessories these chargers give you reliable power management in any condition.

Key Features:

  • Multi Stage Charging: Safe and efficient charging for AGM, Gel and Lithium batteries.

  • Solar Input Options: Some models have solar input for off-grid charging.

  • High Output: 40A and 25A models with 80A start assist.

  • 12V & 24V: Options for dual voltage systems and dedicated 24V charging.

  • Built in Protections: Prevents overcharging, overheating and short circuits.

  • LCD Display & Accessories: Remote LCD display and terminal block kits are available for monitoring and setup.

See all auto electrical including Inverters, Batteries & Camping Inverters

  • 40A DC TO DC BATTERY CHARGER WITH SOLAR INPUT

    Ironman 4x4
    $633.00 - $633.00
    $633.00
    $633.00 - $633.00
    $633.00

    Ironman 4x4's DC to DC Battery Charger with Solar Connection.

    $633.00 - $633.00
    $633.00
    $633.00 - $633.00
    $633.00

  • 40A DC TO DC BATTERY CHARGER (80A WHEN COMBINED WITH START ASSIST KIT)

    Ironman 4x4
    $566.01 - $566.01
    $566.01
    $566.01 - $566.01
    $566.01

    Ironman 4x4's DC to DC 40amp boost, 3 stage battery charger. With the new generation of vehicles it is important to ensure that auxilary battery ch...

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    $566.01 - $566.01
    $566.01
    $566.01 - $566.01
    $566.01

  • DC-DC BATT CHARGER 12/24V 40a MULTI STAGE 3x 12V INPUT 12V

    HULK 4X4
    $579.00 - $579.00
    $579.00
    $579.00 - $579.00
    $579.00

    Features Automatic Input Selection Automatically selects the input, Alternator, Solar, DC, based on the Active input. No manual switching required...

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    $579.00 - $579.00
    $579.00
    $579.00 - $579.00
    $579.00

  • DC-DC BATT CHARGER 12/24V 25a MULTI STAGE 2x 12V INPUT 12V

    HULK 4X4
    $469.00 - $469.00
    $469.00
    $469.00 - $469.00
    $469.00

    Features Automatic Input Selection Automatically selects the input, Alternator, Solar, DC, based on the Active input. No manual switching required...

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    $469.00 - $469.00
    $469.00
    $469.00 - $469.00
    $469.00

  • DC-DC BATT CHARGER 24V 20a MULTI STAGE 24V OUTPUT ONLY

    HULK 4X4
    $599.95 - $599.95
    $599.95
    $599.95 - $599.95
    $599.95

    Features Automatic Input Selection Automatically selects the input, Alternator, Solar, DC, based on the Active input. No manual switching required...

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    $599.95 - $599.95
    $599.95
    $599.95 - $599.95
    $599.95

  • REMOTE LCD DISPLAY W/3.5m LEAD T/S DC-DC BATT CHARGER 25amp

    HULK 4X4
    $149.00 - $149.00
    $149.00
    $149.00 - $149.00
    $149.00

    The HULK Professional Series LCD Battery Monitor Display is suitable for use with both the 25 and the 40amp HULK Professional Series DC-DC Battery ...

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    $149.00 - $149.00
    $149.00
    $149.00 - $149.00
    $149.00

  • DC-DC BATT CHARGER KIT 12/24V 25amp WITH TERMINAL BLOCK INCL

    HULK 4X4
    $509.00 - $509.00
    $509.00
    $509.00 - $509.00
    $509.00

    $509.00 - $509.00
    $509.00
    $509.00 - $509.00
    $509.00

  • TERMINAL BLOCK T/S DC-DC BATT CHARGER 25amp HU6525

    HULK 4X4
    $39.95 - $39.95
    $39.95
    $39.95 - $39.95
    $39.95

    An ideal wiring aid for the HU6525 HULK DC-DC Battery Charger Eliminates the complexity of the wiring connections by providing a dedicated ground f...

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    $39.95 - $39.95
    $39.95
    $39.95 - $39.95
    $39.95