Our most popular 12V kit! This 400W kit includes two high-efficiency 200W monocrystalline panels (with 9 busbars) and a 40A MPPT controller, expandable up to 600W for 12V systems.Pair this kit with our
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Combining a 25A or 40A DC-DC charger with a central power hub, this unit allows for seamless control and distribution of 12V power to multiple accessories and batteries.
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Compared to traditional PWM controllers, this MPPT solar charge controller increases efficiency by over 30%, with a conversion efficiency of 99.9%, improving charging efficiency and extending battery life.
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For easy, hassle free power management on your outdoor adventures, look no further than the Hardkorr 12V Power Hub with 40A DC-DC Charger - its a pre-built, ready to install power solution that gives
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The charger comes with an inbuilt 40A MPPT solar regulator which has been pre-wired to a dedicated solar Anderson input on the side of the box. Compatible with LiFePO4, AGM, SLA, Gel, and Calcium
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Equipped with 17 inputs/outputs, the panel gives you total control over everything from your fridge and lights, right through to your solar and water pumps. It comes with a pre-wired DC-DC with MPPT
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Whether you''re powering multiple devices in your RV, boat, or off-grid setup, our 12V control box provides efficient power distribution and unrivaled convenience.
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The charger comes with an inbuilt 40A MPPT solar regulator which has been pre-wired to a dedicated solar Anderson input on the side of the box. Compatible
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This power hub is designed to be fit in the gaps, behind a seat or adjacent to slide out storage assemblies. And this power hub features an in-built 40A DC-DC charger with solar input, which
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Produce your own electricity with this 400-Watt 12V Off-Grid Solar Premium Kit w/ Four-Piece 100W Monocrystalline Panel and 40A MPPT Rover Charge Controller. It is designed to produce an average
Get PriceK3 Energy Giżycko is a leading provider of advanced energy storage solutions in Poland and Europe. We specialize in LiFePO4 batteries (lithium iron phosphate), battery modules, BMS (battery management systems), PCS (power conversion systems), battery cabinets with integrated BMS, outdoor all‑in‑one energy storage cabinets, home energy storage systems, photovoltaic (PV) storage systems, and off‑grid power systems. Our portfolio also includes modular battery racks, containerised BESS, communication battery cabinets (for 5G base stations), server racks for data centers, commercial & industrial storage, backup emergency power, and turnkey energy storage solutions. Whether you need a compact home storage unit or a zero‑carbon factory solution, our products deliver safety, reliability, and high performance.
Our modular energy storage solutions range from 20ft/40ft mobile containers to outdoor all‑in‑one energy storage cabinets. We are a leading manufacturer of battery cabinets with BMS, offering communication battery cabinets for telecom, server racks for data centers, and LiFePO4 battery modules with integrated BMS. Our stackable design allows flexible capacity expansion, while our grid‑forming technology ensures stable off‑grid operation. Whether for distributed PV systems, off‑grid power supply, backup emergency power, or large zero‑carbon parks, our products feature advanced thermal management, PCS and EMS integration, and compliance with Polish and European standards. We also provide professional energy storage system installation and after‑sales support across Poland.