
KickAss Smart 12V 230Ah Ultra-X Slimline Black Limited Edition Lithium Premium Dual Battery Kit with 40A DCDC Charger and Wiring
Description
The KickAss Smart 12V 230Ah Ultra-X Slimline Black Limited Edition Lithium Premium Dual Battery Kit delivers high-capacity, reliable power in a compact design. Built around the 230Ah Ultra-X Black Limited Edition Lithium Battery, it includes advanced charging, monitoring, and installation components for 4WDs, caravans, and camper trailers.
Featuring a 40A DCDC Charger with MPPT solar capability, you’ll keep your system topped up whether driving or parked. The remote display provides live monitoring of charge levels, power use, and battery health.
Also included is a 6.5m heavy-duty plug-and-play wiring kit and inline MAXI fuse holder with Anderson plug for secure, easy installation. Designed for tight spaces, this slimline kit offers big power in a small footprint—perfect for serious off-grid adventurers.
Specifications
Additional specifications can be found in the detailed description of the product(s) below.
User Manual and Support
KickAss Smart Lithium Battery Remote Display Unit + 5m Extension Cable Bundle | |
KickAss Smart 12V/24V 40A DCDC Charger With Solar MPPT + Integrated Bluetooth + Pre-Wired Anderson | |
KickAss Heavy Duty Plug and Play DCDC Wiring Kit - 6.5m | |
KickAss Automotive Inline Maxi Fuse Holder with Anderson Plug | |
KickAss Ultra-X 230Ah 12V Deep Cycle Lithium Battery - Slimline BLACK EDITION |
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.
Everything that is included in this KickAss kit!
1 x KickAss Smart Lithium Battery Remote Display Unit + 5m Extension Cable Bundle

The KickAss Remote Smart Lithium Battery Display Unit is compatible with the KickAss Smart and Ultra-X series batteries. Simple plug-and-play via the RJ45 connector, it allows you to monitor State of Charge (SOC), voltage, real-time current, and temperature of either a single battery or multiple batteries connected in parallel or series. Includes 5m extension cable.
Take full control of your battery system with the KickAss Battery Display Monitor – your window into real-time performance, protection, and peace of mind.
Monitor Your Battery Like a Pro
Never guess your battery’s health again. With a full-colour screen, you can instantly view:
- Battery temperature
- Current draw
- Voltage
- Charge status
- Time to empty/full
- Cell balance and more
Built-In Battery Management System (BMS)
The integrated KickAss BMS keeps your battery safe — actively protecting against:
- Overvoltage and undervoltage
- Short circuits
- Overload
- High temperatures
Stay alerted with smart error messages and stay in control from your display or compatible mobile device.
Easy Flush-Mount Design
Install it where you need it most. Whether it's in your canopy, van, or camper setup, the flush-mount design with included screws and universal hole spacing makes installation fast and secure.
Compact Dimensions
- Display: 126mm (W) x 66.61mm (H) x 23mm (D)
- Cable Length: 440mm
- Mounting holes for quick surface installation
The KickAss Battery Display Monitor isn’t just for looks – it’s your off-grid command centre. Whether you're heading bush or running gear off your canopy, this screen keeps your system protected and your trips worry-free.
1 x KickAss Smart 12V/24V 40A DCDC Charger With Solar MPPT + Integrated Bluetooth + Pre-Wired Anderson

Charge your dual battery system fast with this 40A DCDC Charger. Ideal for lithium and lead acid batteries, it suits medium to large setups. Features include solar MPPT, Bluetooth, lithium wakeup, and multi-stage charging – all in a tough, IP66-rated, plug & play unit built for Aussie conditions.
Powerful 40A Dual Battery Charging
With a high 40A output, this charger is perfect for keeping larger lithium and lead acid battery systems topped up and ready for action. It ensures fast, safe charging for demanding off-road or touring applications.
Bluetooth Monitoring & App Control
Connect your charger to your smartphone via Bluetooth to monitor performance in real time. The KickAss App gives you complete visibility over charging status, voltages, current flow, and system alerts – all from your pocket.
Simple Plug & Play Installation
Thanks to Anderson-style connectors, installation is quick and hassle-free with no complex wiring required. It’s designed for DIY setups and easy integration into your existing system.
Dual Input: Alternator & Solar Charging
Charge from your vehicle’s alternator while driving or connect a solar panel when stationary – this charger handles both. Its built-in MPPT solar regulator ensures maximum efficiency when using solar input.
Built for Aussie Conditions
Rated IP66, the KickAss 40A DCDC Charger is waterproof, dustproof, and rugged enough to handle corrugated tracks, extreme heat, and remote adventures. It’s built tough for Australian conditions.
Compatible with 12V & 24V Alternators
Highly versatile, this charger is compatible with both 12V and 24V alternators, making it suitable for a wide range of vehicle types including trucks, commercial vehicles, and 4WDs.
Adjustable Max Input Current – Hybrid Compatible
The maximum input current can be configured via the Bluetooth app, allowing the charger to limit the draw from your vehicle’s alternator, without reducing the maximum charge current when charging from solar. This makes it ideal for some hybrid vehicles or those with low-output alternators, helping prevent overload and ensuring stable, efficient charging without placing strain on your electrical system.
Smart Alternator Ready
Modern vehicles with smart alternators are no problem. The unit supports both smart and fixed-voltage alternators and includes an ignition trigger wire to start or stop charging based on engine status.
Lithium Battery Compatible
Fully lithium-ready, this charger includes an automatic lithium wakeup function that can safely restore LiFePO4 batteries from low voltage protection or sleep mode – no manual intervention needed.
Advanced Multi-Stage Charging
Precision charging algorithms help extend the life of your auxiliary battery. The charger delivers multi-stage charging tailored to the battery type, helping maintain peak performance over the long haul.
Starter Battery Isolation
To protect your starting battery, the charger only delivers current to your auxiliary battery when the engine is running, and automatically disconnects when the vehicle is off – eliminating unwanted drain.
Supports Multiple Battery Chemistries
Whether you’re using lithium, AGM, wet, gel, or calcium batteries, this charger has you covered. It’s a versatile solution designed to support a wide range of battery types.
Perfect for 4WDs, caravans, camper trailers, and off-grid touring setups, the KickAss 40A DCDC Charger with Solar MPPT and Bluetooth delivers intelligent charging for serious adventurers.
1 x KickAss Heavy Duty Plug and Play DCDC Wiring Kit - 6.5m

This 3-pin Anderson-style connector with built-in ignition wire makes connecting your 12V dual battery system easy. Perfect for wiring DC/DC chargers, battery boxes & auxiliary batteries.









This 3-pin Anderson-style connector with built-in ignition wire makes connecting your 12V dual battery system easy. Perfect for wiring DC/DC chargers, battery boxes & auxiliary batteries.
1 x KickAss Automotive Inline Maxi Fuse Holder with Anderson Plug

This heavy duty cable features weatherproof casing to protect the fuse from dust and damage. The durable 8 B&S cable is encased in a smooth PVC outer layer for protection and ease of use.
KickAss MAXI Fuse Anderson Cable
The KickAss MAXI Fuse Anderson Cable is the perfect solution for connecting a battery to virtually any device. It offers superior circuit protection through an inline 80A MAXI Fuse, safeguarding against short circuits and potential system damage.
With a purpose-designed length, this cable easily reaches vehicle starting batteries and integrates seamlessly with dual battery setups. The built-in weatherproof MAXI Fuse holder simplifies installation, eliminating the need for mounting traditional fuse holders or circuit breakers.
One end of the cable features a 50 Amp Anderson style connector for effortless connection to battery boxes, solar panels, or other compatible devices. The other end includes high-quality 8mm ring terminals for secure battery attachment. A spare 80A MAXI Fuse is included for added convenience.
Features:
- In-line weatherproof MAXI Fuse holder with 80A MAXI Fuse
- Length: 750mm
- Cable type: Twin 8B&S (7.71mm²) Red/Black Sheathed
- 1 x 80A MAXI Fuse pre-installed in holder
- 1 x 80A MAXI Fuse spare
- 8mm ring terminals
See links below for replacement fuses:
Spare 50A MAXI Fuse - Red
1 x KickAss Ultra-X 230Ah 12V Deep Cycle Lithium Battery - Slimline BLACK EDITION

The Limited Edition Black Ultra-X Slim 12V 230Ah Lithium Battery combines rugged performance with premium style. Featuring a sleek matte black finish, 230Ah of usable capacity, Bluetooth monitoring, advanced BMS protection, and support for parallel or series setups, it’s built for serious off-grid power. Connect up to four for over 900Ah of usable energy.









KickAss Features:
- Limited Edition Matte Black Finish
- Ultra Compact, Slimline Design
- Bluetooth App Monitoring
- Advanced BMS with Multiple Safety Protections
- Parallel or Series Connection Capability
- Monitor Battery Bank Remotely
- 230Ah Usable Capacity
- 230A Continuous Charge & Discharge (460A Pulse)
- 4000+ Cycles @ 80% DoD (0.5C)
- Metal Case with Integrated Mounting Points
- Australian Safety Certified
- Designed & Developed in Australia
Limited Edition Matte Black Design
This exclusive Black Edition takes our proven Ultra-X Slim battery and gives it a bold, premium look. Built for performance and style, it’s finished in a sleek matte black coating that stands out in any setup — whether it’s in a high-end canopy build or a custom 12V fit-out.
Ultra Compact, Slimline Power
Measuring only 500mm x 510mm x 70mm, the Ultra-X Slim Black Edition delivers massive power in a compact form. Perfect for tight installs behind seats, under false floors, or in canopies, it’s the ultimate space-saving powerhouse for serious off-grid adventurers.
Smart Bluetooth App Monitoring
Get real-time insight into your battery’s performance using the Bluetooth app. Track your State of Charge, voltage, current, temperature, and system alerts straight from your phone — giving you complete control over your setup, wherever you are.
Advanced BMS for Complete Protection
Equipped with a high-performance Battery Management System (BMS), this battery safeguards against overcharge, over-discharge, short circuits, and overheating. The BMS ensures stable, efficient, and reliable power delivery no matter how tough the conditions.
Expand Your Power — Parallel or Series Ready
Need more power? Connect multiple Ultra-X Black Edition batteries in parallel or series to create a massive battery bank — up to 900Ah of usable capacity. Ideal for powering caravans, canopies, 4WDs, and off-grid systems for extended adventures.
Monitor Remotely with Ease
Forget complex wiring — simply connect your batteries with an RJ45 cable for seamless integration with the KickAss Remote Display Unit (RDU). You can also monitor everything via the Bluetooth app, no external shunt required.
Engineered for Endurance
Delivering over 4000+ cycles at 80% Depth of Discharge (DoD) and a 0.5C rate, the Ultra-X Slim Black Edition is built to last. With 230A continuous charge/discharge and a 460A pulse capacity, it powers even the most demanding 12V setups.
Durable Metal Case with Integrated Mounting Points
The heavy-duty metal casing provides maximum protection while simplifying installation. Integrated mounting points make for a secure, professional finish — and the matte black exterior adds a touch of rugged sophistication.
See why our customers are all in—these reviews speak for themselves!