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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.







KickAss 40A 12V 24V 36V 48V MPPT Solar Charge Controllers KickAss 40A 12V 24V 36V 48V MPPT Solar Charge Controllers KickAss 40A 12V 24V 36V 48V MPPT Solar Charge Controllers KickAss 40A 12V 24V 36V 48V MPPT Solar Charge Controllers KickAss 40A 12V 24V 36V 48V MPPT Solar Charge Controllers KickAss 40A 12V 24V 36V 48V MPPT Solar Charge Controllers KickAss 40A 12V 24V 36V 48V MPPT Solar Charge Controllers KickAss 40A 12V 24V 36V 48V MPPT Solar Charge Controllers KickAss 40A 12V 24V 36V 48V MPPT Solar Charge Controllers KickAss 40A 12V 24V 36V 48V MPPT Solar Charge Controllers
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 69 reviews
Total 5 star reviews: 63 Total 4 star reviews: 4 Total 3 star reviews: 1 Total 2 star reviews: 0 Total 1 star reviews: 1
Slide 1 selected
69 reviews
  • Mimi T.
    Verified Buyer
    I recommend this product
    Rated 5 out of 5 stars
    22 seconds ago
    Accurate

    Works a treat, the monitoring system through Bluetooth could be more comprehensive but works fine.

  • Ben W.
    Verified Buyer
    I recommend this product
    Rated 5 out of 5 stars
    6 days ago
    Does what it should

    Perfect for requirements

  • Phillip J.
    Verified Buyer
    I recommend this product
    Rated 5 out of 5 stars
    2 weeks ago
    the best

    absolutely brilliant love it

  • Glen G.
    Verified Buyer
    I recommend this product
    Rated 5 out of 5 stars
    3 weeks ago
    Mppt 40a controller

    Very happy, great service, on line help,was very helpful

  • Kevin M.
    Verified Buyer
    I recommend this product
    Rated 5 out of 5 stars
    1 month ago
    Quality gear

    Installed this controller to manage a higher voltage and wattage panel. Easy to install, so far working great

Frequently Asked Questions

What system voltages and battery types does the KickAss 40A MPPT Solar Charge Controller support?
The KickAss 40A MPPT Solar Charge Controller supports 12V, 24V, 36V, and 48V nominal system voltages and is compatible with GEL, FLD, AGM, USER, and Lithium battery types. It automatically or manually configures these settings to suit your battery system.
This flexibility means you can use the controller with a wide range of battery setups, ensuring optimal charging performance for your off-grid or adventure power needs.
How much solar input power and charging current can the KickAss 40A controller handle?
The KickAss 40A controller can handle a maximum solar input power of up to 2400W at 48V systems and provides a rated charging current of 40A. It maintains a high conversion efficiency of over 98% and MPPT tracking efficiency above 99%.
This means your solar panels will be utilised efficiently, delivering maximum power to your batteries while protecting your system from overload.
How do I set up the KickAss 40A MPPT controller for my battery and system voltage?
You can configure the battery type and nominal system voltage directly via the integrated LCD display or remotely using the KA48MPPTRC remote display. Settings include GEL, FLD, AGM, Lithium, and user-defined battery types for 12V to 48V systems.
This intuitive setup process ensures your controller is optimised for your specific battery chemistry and voltage, maximising battery life and charging efficiency.
What safety features does the KickAss 40A MPPT Solar Charge Controller include?
The controller includes integrated aluminium heat sinks for heat dissipation, prevents reverse polarity connection of lithium batteries, and requires appropriate wiring and fusing for safe operation. It also has a common negative design for proper grounding.
These built-in protections and design choices keep your system safe and reliable, even under demanding off-grid conditions, giving you peace of mind during use.
Can I monitor the KickAss 40A MPPT Solar Charge Controller remotely?
Yes, the controller supports RS485 communication and comes with an integrated Bluetooth interface, allowing remote monitoring and configuration via the KA48MPPTRC remote LCD display.
This feature lets you easily check system status and adjust settings from a convenient location, making system management straightforward and user-friendly.
What are the physical dimensions and weight of the KickAss 40A MPPT Solar Charge Controller?
The KickAss 40A controller measures 218mm x 150mm x 65mm and weighs 1.9kg. It requires an installation area of 205mm x 60mm with 5mm x 5mm mounting holes.
Its compact size and moderate weight make it easy to install in various off-grid power setups without taking up excessive space.
What operating temperature range and environmental protection does the KickAss 40A controller have?
The controller operates reliably between -35°C and +45°C and has an IP43 ingress protection rating, suitable for typical off-grid and adventure environments.
This robust design ensures consistent performance in harsh outdoor conditions, making it ideal for Australian off-grid use.
How efficient is the MPPT tracking on the KickAss 40A controller, and why is this important?
The KickAss 40A controller features MPPT tracking efficiency greater than 99% and overall conversion efficiency above 98%.
High MPPT efficiency means the controller extracts nearly all available power from your solar panels, maximising energy harvest and reducing charging times, which is essential for reliable off-grid power.
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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