BLUETTI B300K2, 2764.8Wh Extension battery

BLUETTI B300K2 (B300K+CA90 cable) Expansion Battery: 2764.8Wh LiFePO₄

Modular energy storage solution compatible with Apex300 systems.

IMPORTANT NOTE:

• Includes CA90 cable for direct connection to Apex300.
• P090D-P150D cable required for AC500 (sold separately).
• P090A cable required for AC300/ AC200PL/ AC200L / AC200MAX (sold separately).
• Works as a standalone battery with integrated USB-A port.

Key Benefits

• High Capacity: 2764.8Wh (51.2V/54Ah)
• LiFePO₄ Technology: Over 4,000 cycles (80% capacity)
• Compatible with: Apex300
• Maximum Expansion: 16.59kWh (6×B300K with AC500)
• Included Cable for Apex300: CA90 in package
• Independent Output: USB-A port 12W (5V/2.4A)

Technical Specifications

Electrical Characteristics

• Charge Current: 60A max
• Discharge Current: 70A max
• Expansion Ports: 2× (58.4V⎓90A)
• Fast Charging: 80% in 45 min (with AC300/500)

Physical & Environmental Characteristics

• Dimensions: 525 × 327 × 209 mm
• Weight: 29.5 kg
• Charging Temperature: 0°C to 40°C
• Discharge Temperature: -20°C to 40°C

Compatibility and Cabling

Package Contents

• B300K battery
• CA90 connection cable for Apex300
• User Manual
• Warranty Card (3+1 years upon registration)