The BLUETTI AC500 + B300K2 Gasless Generator Bundle is a modular home battery backup and portable power station system that delivers clean, silent energy without fuel. The bundle includes one AC500 inverter unit and one B300K2 expansion battery, providing a starting capacity of 3,072Wh that can be expanded up to 16.5kWh by connecting up to six B300K battery modules.

The AC500 delivers 5,000W of continuous pure sine wave AC output with a 10,000W surge capacity, making it capable of running refrigerators, air conditioners, power tools, and other high-demand appliances. It features 16 versatile outlets including standard AC outlets, 2 USB-A ports (5V/3A and 18W), 2 USB-C ports (100W PD), a 12V/30A RV outlet, a 24V/10A car outlet, and two 15W wireless charging pads. The B300K2 expansion battery uses automotive-grade LiFePO4 (lithium iron phosphate) chemistry rated for 4,000+ charge cycles to 80% capacity, ensuring long-term durability.

The system supports multiple charging methods including AC charging up to 5,000W, solar input up to 3,000W (12–150VDC), car charging, and a combined AC + solar dual-charging mode at up to 8,000W for rapid recharge. Built-in 24/7 UPS functionality provides a seamless, near-instant switchover to battery power during grid outages to protect sensitive electronics. Wi-Fi and Bluetooth connectivity enable full monitoring and control via the BLUETTI smartphone app. Two AC500 units can be paired in split-phase configuration with additional B300K batteries for 240V output and up to 33.1kWh total capacity. The AC500 measures 20.5 x 12.8 x 14.1 inches and weighs 66.2 lbs; each B300K2 measures 20.67 x 12.87 x 8.23 inches and weighs 65.04 lbs. Operating temperature range is -4°F to 104°F. Both units are covered by a 4-year warranty.