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Unleash off-grid power with our 300Ah Lithium Bundle, including PowerBoss & essential accessories. Perfect for all Australian adventures.
Everything that is included in this KickAss kit!
The first release in the new Series 2 Ultra-X battery range, this 300Ah lithium power house packs 300Ah of usable capacity into a compact design that can be installed anywhere from under beds in caravans to the back of ute tubs. Connect up to four in parallel or series & monitor the entire battery bank remotely via Bluetooth – no external shunt required. Supports AS/NZS:3001 compliance.
The KickAss Smart 12V 300Ah Ultra-X Lithium Compact Deep Cycle Battery LiFePO4 is the first battery in the second series of our premium Ultra-X range, building on everything customers already love. This second series introduces a new look along with key upgrades including an IP65-rated enclosure, integrated Low Voltage Recovery (LVR) button, and supports AS/NZS 3001.2 compliant installations. It's the next evolution of KickAss Ultra-X Lithium Batteries, delivering the same premium performance with even more capability.
With 300Ah of usable capacity and a 300A continuous discharge, it's built to power demanding off-grid setups, making it the ideal battery to pair with a 3000W inverter for running fridges, induction cooktops, coffee machines, power tools, lighting and other 12V and 240V appliances at the same time. This high-performance 12V lithium battery gives you more power without taking up valuable space.
Its compact form factor opens up installation options that simply aren't possible with many large-capacity batteries. Mount it neatly beneath caravan beds or bench seats, inside ute tubs under roller covers, within canopies or in camper trailers. A built-in vent means that the battery supports AS/NZS 3001 compliant installations, while the rugged metal housing, IP65 rating and intelligent Battery Management System ensure reliable performance in harsh Australian conditions.
Bluetooth monitoring lets you check battery status, capacity, voltage, temperature and current directly from your smartphone, while the optional Remote Display provides the same information for those who prefer a dedicated screen. If you accidentally run your battery too flat, then the integrated Low Voltage Recovery (LVR) button makes it easy to reawaken the BMS after an over-discharge, helping you get back on the road with the touch of a button.
As your power needs grow, your battery system can grow with them. Connect up to four Ultra-X 300Ah lithium batteries in series or parallel to create a powerful battery bank, then monitor the entire system through the KickAss app or Remote Display without needing an external shunt. The KickAss Ultra-X 300Ah LiFePO4 Battery delivers a cleaner, simpler and smarter way to build a scalable off-grid power system.
An all-in-one off grid plug and play solution with a 2kW Inverter with automatic transfer switch, 40A DCDC-MPPT charger, 80A ACDC charger with DC load monitoring.
Revolutionise your off-grid adventures with the KickAss PowerBoss, the flagship all-in-one power system designed for canopies, 4WDs, campervans, motorhomes, vans, and work trailers. Combining a 2000W pure sine wave inverter, 80A ACDC charger, 40A DCDC MPPT charger, and 50A DC load monitoring, this ultra-compact unit offers unparalleled convenience and efficiency. With Bluetooth monitoring, seamless integration with KickAss Smart Lithium and Ultra-X batteries the PowerBoss makes complex setups a thing of the past. Featuring plug-and-play installation, simultaneous AC and solar charging, and advanced customisation options, the PowerBoss is the all-in-one unit that will take your setup to the next level.
The KickAss PowerBoss Power Connnections Kit contains all essential components and tools for wiring up the PowerBoss.
Plug and Play Installation Kit for the PowerBoss: Everything you need to wire up your Powerboss is included, from battery linking cables and solar/DC load cables to earthing cable, installation tools, and cable sheath.
0AWG Cable + Isolator + 300A Fuse: This kit includes premium heavy-duty 0AWG cable, a sturdy isolator plate, and a 300A mega fuse with isolator for safe, high-current connections.
Included Installation Tools: All essential tools are provided—13mm socket driver, multi-bit screwdriver, allen key, 4-way socket tool, and cable wrap—so you can handle every electrical connection with ease.
Solar + DC Load Quick Connection Cables: The kit also features bootlace crimp-to-Anderson cables for fast, plug-and-play solar input and DC load output connections.
What's Included:
The 6.5m cable supports plug and play connection between the PowerBoss and the vehicle's alternator. The 3-core cable is comprised of 2 x 6AWG power conductors and a 14 AWG IGN wire.
Plug and Play Wiring Kit Alternator to PowerBoss: Quickly connect the PowerBoss directly to your vehicle's alternator for a seamless power supply.
Pre-Crimped Terminals: All terminations are pre-crimped, ensuring a fast and straightforward installation without the need for additional tools.
80A Midi Fuse: Includes an 80A midi fuse housed in a weatherproof casing, making it perfect for under bonnet installation.
Premium Heavy Duty Cable: Features heavy duty 6AWG cable for reliable, high-capacity performance.
The KickAss PowerBoss Remote Display Unit provides provides real-time data in a unit that can be either surface or flush mounted to suit any installation. The integrated Bluetooth enables seamless connection between the PowerBoss and the mobile app, giving you complete control and real-time monitoring. The Remote Display Unit features a single system on/off switch, making it easy to power your setup on or off with just one touch.
Remote LCD Display: Enjoy real-time system monitoring from an easily accessible location, perfect for off-grid installations.
Enables Bluetooth Communications with the PowerBoss: The integrated BT module lets you wirelessly connect and control your PowerBoss system via your mobile device.
Flush and Surface Mounting Options: Easily install the display using either flush or surface mounting, adapting to any space.
Integrated System On/Off Switch: An inbuilt hardware switch powers the system on and off. RJ45 cable and mounting hardware are included for straightforward setup.
| Battery Connections Cable | 1.6m 0AWG Silicon Single Core Positive and Negative |
| Mega Fuse | 300A |
| Isolator | Single Pole |
| Solar Connection Cable | 0.5m 2 Core Silicon 8AWG |
| DC Load Connection Cable | 2m 2 Core Silicon 8AWG |
| Chassis Ground Cable | 4m single core 4mm² |
| Supplied tools | 13mm socket driver | multi bit screwdriver | Cable wrap | 4-way socket tool | 2mm Allen key |
| Main Cable Length | 6.5m - 3 Core |
| Ignition Cable Extension | 3m - 14AWG Single Core |
| Cable Size - 3 Core | 2x 6AWG (13.5mm²), 1x 14AWG (1.8mm²) |
| Insulation Material | Inner - Silicon / Outer - PVC |
| Rated Temperature | Max. 105°C |
| Alternator Connection | Ring Terminals - M8 - Battery / M6 - Fuse |
| Powerboss Connection | Power terminals - Bootlace crimp | Ignition - bare wire |
| Fuse | 80A MIDI Fuse with Holder |
| Model | KAPB2K1280 |
| Dimensions | 278mm x 120mm x 400mm |
| Weight | 9.85kg |
| Operation Temperature Range | (-20 ºC ~ 50 ºC) |
| Inverter + Automatic Transfer Switch + ACDC Charger | |
| AC Output Power | 2000W |
| AC Input / Output Voltage | 240Vac |
| AC Input / Output Frequency | 50Hz |
| Battery Charge Current | 80A Max (Adjustable) |
| Efficiency | 93% Max |
| Overload Protection | <10s @ 100% Load | 5s @ 150% Load | <5s @ 200% Load |
| AC Input Type | IEC13 |
| AC Output Type | IEC14 |
| Transfer Time | 25ms |
| Circuit Protection | 10A (30mA) RCBO |
| M.E.N Link | Yes |
| Battery Output | |
| Nominal Voltage | 12V |
| Battery Type | GEL, AGM, FLD, LiFePO4, KickAss LiFePO4, USER |
| Battery Capacity | 50 - 500Ah |
| Battery Integration Integration | KickAss Smart and Ultra-X Series |
| DCDC-MPPT Charger | |
| Alt Input Voltage Range | 12V Alternator ~ 9-16V |
| Alt Battery Charging Current | 40A Max (Adjustable) |
| DCDC Efficiency | 88% Max |
| Solar Input Voltage Range | 14.5 - 50V |
| Solar Battery Charging Current | 40A Max (Adjustable) |
| MPPT Efficiency | 95% Max |
| DC Load | |
| Output | 12V 50A Max |
| Input Voltage | 12V |
| Input Current | 0.15A |
| Dimensions (Surface Mount) | 67 x 131 x 160mm |
| Weight | 0.4kg |
| Certifications | AS/NZS 4268 + AS/NZS 2772.2 |
| Connection Type | RJ45 |
| Voltage | 12.8V |
| Capacity | 300Ah |
| Cell Type | Prismatic |
| Max Continuous Discharge | 300A |
| Max Continuous Charge | 250A |
| Peak Discharge | 660A @ 30 Seconds |
| Ingress Protection | IP65 |
| Max Charge Temp | 60°C |
| Min Charge Temp | 0°C |
| Max Discharge Temp | 65°C |
| Min Discharge Temp | -20°C |
| Cycle Life | 4000+ |
| Bluetooth | Yes |
| Remote Display | Optional |
| Parallel / Series Remote Monitoring | Yes, up to 4 |
| Dimensions (Battery with terminals) | 242 x 180 x 460 |
| Dimensions (With Mounting Brackets) | 242 x 180 x 500 |
| Weight | 30kg |
| Certifications | IEC 62619, UN38.3, FCC, EMC |
| KickAss PowerBoss | |
| KickAss Smart 12V 300Ah Ultra-X Lithium Compact Deep Cycle Battery LiFePO4 - Series 2 |
Unleash the power of off-grid adventure with the KickAss Smart 12V 300Ah Ultra-X Lithium Battery Bundle. Perfectly suited for Australian conditions, this comprehensive bundle includes the KickAss Smart 12V 300Ah Ultra-X Lithium Battery, KickAss PowerBoss, and essential accessories. Power all your devices with confidence, from camping trips to remote work locations. The PowerBoss ensures that you can manage your power distribution seamlessly, while the connections and wiring kits make setup a breeze. Stay informed with the PowerBoss Remote Display Unit, keeping you updated on your power usage at all times. Get ready to explore without limits with this reliable power solution.
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