Bluetti

BLUETTI B300K Expansion Battery | 2,764.8Wh

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Product Description

High Capacity & Long Life	2,764.8 Wh with automotive‑grade LiFePO₄ cells offering 4,000+ cycles to 80% capacity.
Seamless Expansion	Integrates with AC200L, AC200MAX, AC300, and AC500 power stations—expandable up to 16,588 Wh with compatible setups.
Fast Charging	Charges up to 80% in just 45 minutes when paired with AC300 or AC500.
Standalone USB Output	Built‑in USB‑A port (12 W max) charges devices even when not connected to a station.
Durable & Safe Design	Robust aluminum case, AI‑BMS, and efficient cooling ensure safety and reliability.
Warranty	Includes 3+1 years of warranty for long-term support.

Model	B300K
Battery Capacity	2,764.8 Wh (51.2 V, 54 Ah) — LiFePO₄
Life Cycles	4,000+ cycles to 80% capacity
USB‑A Output	12 W Max, 5 V / 2.4 A
Charging Current	60 A Max (may decrease outside specified temperatures)
Discharging Current	70 A Max
Expansion Ports	2 × 58.4 V DC Max, 90 A Max
Weight	Approx. 29.5 kg (65.0 lbs)
Dimensions	525 × 327 × 209 mm (20.67 × 12.87 × 8.23 in)
Charging Temp	0 °C to 40 °C (32 °F to 104 °F)
Discharging Temp	−20 °C to 40 °C (−4 °F to 104 °F)
Storage Temp	Up to 1 month: −20 °C to 40 °C Up to 6 months: −20 °C to 25 °C
Working Humidity	5% to 95% RH
Warranty	3+1 Years