Bluetti b300k expandable battery | 2764 wh The BLUETTI B300K is the perfect solution for both home use and off-grid adventures. This powerful battery module is designed to effortlessly meet your changing energy needs. With an impressive capacity of 2764.8 Wh and 54 Ah, the B300K offers unprecedented flexibility. You can stack this module with other B300K batteries or combine it with the B230, B300 and B300S models, allowing you to create a personalized energy system. At the end of this page you will find an overview of frequently asked questions and the most important specifications to help you make your choice. Extensive Compatibility The B300K seamlessly connects to power stations such as the AC200L, AC200MAX, AC300 and AC500*. This gives you the freedom to easily expand your energy system as your energy needs change. Whether you need extra power at home or are preparing for an outdoor adventure, the B300K allows you to tailor your energy solution to your exact needs. *Connection to the AC500 requires a P090D to P150D cable, available separately.The B300K is designed with a strong focus on safety and long-term reliability. Thanks to its square LiFePO₄ batteries and advanced AI-BMS technology, this battery offers a solid and durable energy solution. The sturdy aluminum housing, advanced wireless technology and efficient cooling ensure that you can always count on a safe and stable energy source, regardless of the conditions.When used with the AC300 or AC500, the B300K can be charged to 80% in just 45 minutes. This means you can get back to work quickly without long interruptions, whether you’re at home or on the go. The B300K ensures you’re always up and running in no time. Versatile Power Source with Excellent Performance The B300K is designed not only as an expansion module, but also as a versatile power source. With the built-in USB-A port, you can instantly supply power to essential devices such as smartphones, tablets and fans.