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BLUETTI B300K Expansion Battery - ExpertPower Direct
BLUETTI B300K Expansion Battery | 2,764.8Wh
BLUETTI B300K Expansion Battery | 2,764.8Wh
BLUETTI B300K Expansion Battery | 2,764.8Wh
BLUETTI B300K Expansion Battery | 2,764.8Wh
BLUETTI B300K Expansion Battery | 2,764.8Wh
BLUETTI B300K Expansion Battery | 2,764.8Wh

BLUETTI B300K Expansion Battery | 2,764.8Wh

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ShopPay installment payment option available ! 

ShopPay installment payment option available ! 

ShopPay installment payment option available ! 
$1,049.00
$1,299.00
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Key Features

● Massive 2764.8Wh Capacity – Store more energy for longer usage without frequent recharges.
● 4,000+ Charge Cycles – Durable LiFePO₄ battery cells extend the lifespan to over a decade.
● Fast Charging Technology – Reach 80% charge in just 45 minutes with compatible BLUETTI power stations.
● Modular & Expandable – Seamlessly connects with AC500, AC300, AC200MAX, and more.
● 16% Higher Energy Density – Advanced design for more efficient power storage.
● Safe & Durable Build – Weather-resistant and engineered for off-grid and emergency use.
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BLUETTI B300K Expansion Battery – Power Beyond Limits

Upgrade your energy storage with the BLUETTI B300K Expansion Battery, a high-performance LiFePO₄ battery pack designed to extend your power supply. Whether you're preparing for off-grid adventures, emergency backup, or RV life, the B300K delivers long-lasting durability, ultra-fast charging, and seamless compatibility with BLUETTI power stations.

Seamless Integration & Versatile Compatibility

Designed to pair effortlessly with BLUETTI's power stations, including the AC500, AC300, and AC200MAX, the B300K allows for a modular, scalable power solution. 
Easily connect multiple units for even greater energy storage.

Fast & Flexible Charging

Enjoy rapid recharge speeds, reaching 80% in just 45 minutes when paired with BLUETTI’s fast-charging system. Solar, AC, and car charging options ensure power anywhere, anytime.

Durability You Can Trust

Built with advanced LiFePO₄ battery cells, the B300K offers 16% higher energy density and improved safety. The reinforced design ensures protection from extreme weather and rough handling, making it the perfect companion for outdoor use.
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Tech Specifications

  • BLUETTI B300K Expansion Battery

In picture

In picture

In details

In details

BATTERY INFO

BATTERY INFO

Model:

B300K

Battery Capacity:

2,764.8Wh (51.2V, 54Ah)

Battery Type:

LiFePO₄ (Lithium Iron Phosphate)

Life Cycles:

4,000+ (80%)

OUTPUT

OUTPUT

USB-A Port:

12W Max., 5V / 2.4A

Capacity:

2,764.8Wh

INPUT

RECHARGE TIME

GENERAL

GENERAL

Weight:

29.5kg (65.04lbs)

Dimensions (L × W × H):

52.5 × 32.7 × 20.9cm (0.67 × 12.87 × 8.23in)

Charging Temperature:

0°C to 40°C (32°F to 104°F)

Discharging Temperature:

-20°C to 40°C (-4°F to 104°F)

Storage Temperature:

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)

Working Humidity:

5% to 95%RH

Charging Current:

60A Max. (Current may decrease outside specified temperatures)

Discharging Current:

70A Max.

2 × Expansion Port:

58.4VDC Max., 90A Max.

Warranty:

3+1 Years

Compatibility:

AC200L, AC200P L,  AC200MAX, AC300, AC500

User Manual

User Manual

BLUETTI B300K Expansion Battery User Manual

BLUETTI B300K Expansion Battery User Manual

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DOWNLOAD

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