BLUETTI B300K Expansion Battery | 2,764.8Wh
Key Features
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High Capacity: 2,764.8Wh, providing extensive backup power for extended usage.
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Versatile Charging Options: Supports solar, AC, and car charging, ensuring flexibility in recharging.
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Modular Design: Expandable by connecting with compatible BLUETTI products, such as AC300 and AC500, for increased power capacity.
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Multiple Output Ports: Includes USB-A, USB-C, and DC outlets, enabling easy device charging.
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Durable LiFePO4 Battery Cells: Known for stability and long lifespan, supporting up to 3,500+ charge cycles.
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Built-in Battery Management System (BMS): Protects against overcharge, over-discharge, and short circuits, ensuring safe operation.
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Portable & Stackable: Compact design with stackable capability, making it easy to transport and store.
Specification
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Battery Info
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Model
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B300K
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Battery Capacity
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2,764.8Wh (51.7V, 54Ah)
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Battery Type
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LiFePO4 (Lithium Iron Phosphate)
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Life Cycles
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4,000+ Cycles to 80% Original Capacity
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Output
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USB-A
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12W Max., 5V/2.4A
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General
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Net Weight
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Approx. 29.5kg ( 65.04lbs)
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Dimensions (LxWxH)
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525 x 327 x 209mm (20.67 x 12.87 x 8.23in)
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Charging Temperature
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0°C to 40°C (32°F to 104°F)
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Discharging Temperature
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-20°C to 40°C (-4°F to 104°F)
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Storage Temperature
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Up to 1 month: -20°C to 40°C (-4°F to 104°F)
Up to 6 months: -20°C to 25°C (-4°F to 77°F)
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Working Humidity
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5% to 95% RH
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Charging Current
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60A Max. (Current may decrease outside specified temperatures)
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Discharging Current
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70A Max.
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2x Expansion Port
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58.4VDC Max., 90A Max.
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Description
The BLUETTI B300K Expansion Battery, with its impressive 2,764.8Wh capacity, offers a substantial power reserve for extended off-grid adventures, emergency backup, or powering essential appliances. Engineered to work seamlessly with other BLUETTI products, such as the AC300 and AC500 power stations, the B300K’s modular design allows users to expand their power systems for greater flexibility and control over energy needs. This battery is equipped with LiFePO4 battery cells, known for their safety, durability, and extended life cycle, delivering more than 3,500 charging cycles to 80% capacity.
The B300K is designed to accommodate diverse charging methods, including solar, AC wall outlets, and car charging, which makes it adaptable in a range of settings. It features multiple output ports, including USB-A, USB-C, and DC, allowing users to charge everything from small electronics to larger devices with ease. The battery’s integrated Battery Management System (BMS) ensures comprehensive protection by guarding against overcharge, over-discharge, and short circuits, promoting safety throughout its use.
Its LED display provides critical real-time data, including battery level, charge/discharge rate, and system status, so users can easily monitor power consumption. Portable and stackable, the B300K is built with both functionality and convenience in mind, making it easy to transport or store when paired with other BLUETTI components. The B300K Expansion Battery is the perfect solution for users seeking a reliable, versatile, and long-lasting power source.
