BLUETTI B300K Expansion Battery – 2764.8Wh High-Capacity Energy Solution

BLUETTI B300K Expansion Battery – 2764.8Wh High-Capacity Energy Solution

The BLUETTI B300K Expansion Battery is a premium, high-capacity expansion battery designed to extend the runtime and power capacity of your BLUETTI portable power stations. Perfect for home backup, off-grid energy setups, and large-scale power requirements, this modular battery seamlessly integrates with compatible systems to give you reliable, long-lasting energy when you need it most.

Massive High-Capacity Storage

With a 2,764.8Wh LiFePO₄ battery, the B300K offers substantial energy storage, allowing users to power multiple devices and appliances for extended periods. Whether you’re running home electronics, outdoor equipment, or emergency systems, this expansion battery ensures continuous power availability, even during long outages or off-grid scenarios.

Its automotive-grade LiFePO₄ technology provides enhanced durability, thermal stability, and safety, making it suitable for frequent cycling and high-demand usage without compromising performance. With over 4,000 charge cycles, the B300K is built to last for years, offering a cost-effective and sustainable energy solution.

Seamless Compatibility and Integration

The BLUETTI B300K is fully compatible with multiple BLUETTI systems, including the AC200L, AC200MAX, AC300, and AC500. Its modular design allows for easy integration, letting you expand your energy system as your power needs grow. When paired with the AC500, the B300K can be stacked to achieve a total capacity of up to 33,177.6Wh, making it a perfect solution for large homes, off-grid cabins, or high-demand appliances.

This flexibility ensures that you can customize your energy setup based on your exact requirements, whether for emergency preparedness, outdoor adventures, or full home energy backup.

Versatile Charging Options

The B300K includes a USB-A port, allowing it to charge standalone devices directly, even when detached from the main system. This makes it highly versatile for remote locations or temporary setups, where you may need quick access to mobile or small electronic devices.

Its modular expansion system ensures that you can combine multiple batteries safely and efficiently, giving you a scalable power network that adapts to any situation.

Safety and Reliability at Its Core

Safety is a top priority with the BLUETTI B300K. The battery features advanced thermal management, overcharge and discharge protection, and short-circuit safeguards, ensuring peace of mind during operation. The LiFePO₄ technology further enhances safety by offering superior thermal stability and resistance to extreme conditions, making it suitable for homes, offices, and outdoor applications alike.

Whether you’re relying on it for off-grid adventures, home backup, or emergency situations, the B300K is designed to deliver safe, reliable, and consistent power, every time.

Benefits of the BLUETTI B300K

• High-Capacity Storage: 2,764.8Wh for long-lasting energy supply

• Durable LiFePO₄ Battery: Over 4,000 cycles with enhanced safety

• Modular & Scalable: Expand up to 33,177.6Wh with AC500

• Versatile Charging: USB-A port for direct device charging

• Seamless Compatibility: Works with AC200L, AC200MAX, AC300, AC500

• Safe & Reliable: Advanced protection systems for worry-free operation

• Perfect for Home Backup & Off-Grid Use: Reliable energy wherever you need it

Why Choose the BLUETTI B300K?

The BLUETTI B300K Expansion Battery is more than just an expansion battery—it’s a strategic energy solution. Its high capacity, advanced safety features, and scalable modular design make it ideal for any situation where uninterrupted, reliable power is essential.

From extending the runtime of your existing BLUETTI power station to creating a robust off-grid or emergency energy system, the B300K ensures that you stay powered, safe, and connected, no matter the circumstances. With years of durability, smart design, and seamless integration, this expansion battery represents the ultimate choice for modern, flexible, and reliable energy storage.