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KickAss has warehouses located on both the East and West Coast of Australia. Express orders are dispatched same business day if ordered before 12pm AEST. Standard orders are dispatched within 2-3 business days. Deliveries are made during business hours, Monday to Friday.


At KickAss, we take full control of our product journey - from concept to creation - by designing, engineering, and manufacturing our own batteries and 12V accessories in our wholly owned facilities located in Australia, China, and the USA. This end-to-end approach allows us to maintain strict quality standards, drive innovation, and deliver unbeatable value. By owning our production facilities, we ensure every product that carries the KickAss name is built tough, tested rigorously, and ready for off-grid adventure.






Change your mind? No worries, our quick & easy online or in-store returns process has you covered. Learn more.







STILL ON THE FENCE?

See why our customers are all in—these reviews speak for themselves!

4.9
Rated 4.9 out of 5 stars
Based on 27 reviews
Total 5 star reviews: 24 Total 4 star reviews: 2 Total 3 star reviews: 1 Total 2 star reviews: 0 Total 1 star reviews: 0
27 reviews
  • Steve
    Verified Buyer
    I recommend this product
    Rated 5 out of 5 stars
    20 hours ago
    Great upgrade

    I just upgraded from an old battery charger and the unit is excellent. It diagnosed and topped up the battery without any input. Will try it on my lion battery next

  • Roland G.
    Verified Buyer
    I recommend this product
    Rated 5 out of 5 stars
    3 days ago
    Awesome

    Great product chargers 120ah lithium battery no dramas.

  • John D.
    Verified Buyer
    I recommend this product
    Rated 5 out of 5 stars
    1 month ago
    12V Flexicharge

    Excellent product. Would highly recommend

  • Stephen S.
    Verified Buyer
    I recommend this product
    Rated 5 out of 5 stars
    1 month ago
    Battery charger

    Very happy

  • Colin B.
    Verified Buyer
    I recommend this product
    Rated 5 out of 5 stars
    3 months ago
    Thank you the staff were so helpful to help me get the right thing

    Battery charger

Frequently Asked Questions

How much current can the KickAss Flexicharge 12V 16A charger deliver when charging my battery?
The KickAss Flexicharge delivers a maximum charging current of 16 amps at 12 volts, with adjustable settings of 4A, 8A, and 16A to suit different battery sizes and types. This flexibility ensures efficient and precise charging for lead acid, AGM, GEL, and LiFePO4 batteries.
Can I use the KickAss Flexicharge to charge different types of batteries like AGM and lithium?
Yes, the KickAss Flexicharge is compatible with multiple battery chemistries including lead acid, AGM, GEL, and LiFePO4 lithium batteries. It features dedicated charging modes for each type, including a special Lithium Activation mode for lithium batteries.
How do I safely connect and start charging my battery with the KickAss Flexicharge?
To safely charge your battery, first position the charger near your battery and connect it to AC power. Then select the correct battery type and charge current using the Mode button. Finally, connect the alligator clamps or Anderson connector to the battery terminals, positive to red and negative to black.
What safety features does the KickAss Flexicharge have to protect my battery and charger?
The KickAss Flexicharge includes reverse polarity protection, short-circuit protection, and overheating protection that reduces current to 2A if the internal temperature reaches 95°C. These features prevent damage to both the charger and your battery.
Can I leave the KickAss Flexicharge connected to my battery if the mains power goes out?
Yes, the charger has a charge memory feature that remembers your settings and automatically resumes charging in the same mode once mains power is restored, provided the battery clamps remain connected.
What are the physical dimensions and operating temperature range of the KickAss Flexicharge?
The KickAss Flexicharge measures 298mm long, 152mm wide, and 87mm high, and operates safely within a temperature range of -10ºC to 40ºC.
How does the KickAss Flexicharge handle charging different battery voltages?
The charger supports both 12V and 24V batteries with selectable charging voltages and currents up to 16A. This versatility allows it to charge a range of battery types and sizes commonly used in vehicles, boats, and off-grid power systems.
What charging modes are available on the KickAss Flexicharge and how do they benefit my battery?
The charger offers automatic 9-stage smart charging with modes for standard lead acid, AGM, GEL, and lithium batteries, plus special modes like AGM Recondition and Starter Battery Replacement. Each mode adjusts voltage and current for optimal battery care.
FIND A KICKASS INSTALLER

Need a hand installing your KickAss gear? Find approved installers in your local area.

BOOK A 1-ON-1 CHAT WITH A 12V EXPERT

Got questions about your off-grid power setup? Book a consultation with one of our 12V experts.

VISIT A KICKASS RETAIL STORE

Drop into our Brisbane, Sunshine Coast, Sydney, Melbourne, or Perth stores for friendly expert advice and hands-on support.

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