- New





3,000 W AC output: power most household appliances with ease.
Expandable capacity: configure the energy storage capacity up to 11,059.2 Wh.
LiFePO₄ battery: reliable operation for over 10 years.
24/7 Uninterruptible Power Supply (UPS): uninterrupted power during unexpected power cuts.
Max. solar input 2,400 W: Harness abundant and renewable solar resources.
Max. dual charging 5,400 W: Guaranteed instant readiness for operation.
7 charging methods: Charge in the way that suits you best.
4-year warranty: Enjoy peace of mind with dedicated after-sales support.

Expand capacity as required
The BLUETTI AC300 is 100% modular and can accommodate up to 4 B300K battery modules (2764.8 Wh per unit) per unit, totalling a revolutionary 11059 Wh. Meet the basic needs of the whole family for DAYS during emergencies or power cuts!

2400W Unrivalled Solar Power
It’s time to embrace a fully solar-powered life! The BLUETTI AC300 can now receive 2400W of unrivalled solar charging. Thanks to BLUETTI’s advanced MPPT controller, you can charge a B300K battery module (2764.8 Wh) in just 1.5 hours. Use only sunlight!
3000W pure sine wave inverter
Equipped with a 3000W pure sine wave inverter and the ability to adjust the AC charging speed (no power supply unit required, just one charging cable). The AC300 power system can also be charged at a power output of 1800W to 3000W via wall sockets, depending on your needs.
The Bluetti B300K is a powerful additional battery designed to provide a reliable power supply for both everyday use and during power cuts. Thanks to its large capacity and long service life, it is the ideal addition to your power station or off-grid power system.
Capacity: 2764.8 Wh
The Bluetti B300K battery provides a substantial amount of energy with a capacity of 2764.8 Wh, allowing it to power numerous devices for an extended period. This makes it an excellent solution for everyday use in the home, when camping, or whilst travelling. You can rely on this battery to power your electrical appliances or provide backup power in the event of unexpected power cuts.
LiFePO₄ car battery
The Bluetti B300K battery utilises advanced lithium iron phosphate (LiFePO₄) battery technology, which guarantees durability and safe operation. It can withstand over 4,000 charge cycles, significantly exceeding the lifespan of traditional batteries. This provides you with a stable and reliable power source for many years, which also features a high level of protection against overheating and overcharging.
Excellent compatibility
This battery is designed for full compatibility with the BLUETTI AC200L, AC200MAX, AC300 and AC500 power stations, making it the ideal addition to boost your system’s energy capacity. You can easily integrate the Bluetti B300K into your existing setup without the need for complex configurations, ensuring a continuous and efficient power supply in a variety of situations.
Increased Power
The Bluetti B300K allows you to significantly expand your system’s capabilities by connecting it to the AC500 and increasing the total capacity to 33,168 Wh. This enables you to support a large number of devices and systems, even during prolonged power cuts or periods of increased energy demand. This capacity makes the battery suitable for large homes, commercial premises or complex mobile installations.
Portable power source
The Bluetti B300K is equipped with a USB-A port, allowing you to quickly and conveniently charge your essential devices, such as smartphones, tablets or other gadgets. This is particularly useful when travelling or in remote locations where there is no access to the mains supply. This means you always have additional power sources to hand, increasing your independence and comfort.
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