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‎BLUETTI

BLUETTI Apex 300 Portable Power Station & B300K Expansion Battery, 5529.6Wh LFP Battery Backup with 6 3840W AC Outlets (7680W Surge), 120V/240V Dual Voltage Output, for Home, RV and Emergencies Extended Battery Life Kit 5.5kWh

4.7
Based on 34 reviews
Real-World Testing
30 days of real-world testing
Amazon
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Technical Specifications

Complete product details

Brand
‎BLUETTI
Wattage
‎5529.6 Watt-hours
Fuel Type
‎Electric
Power Source
‎Solar Powered
Recommended Uses For Product
‎Camping
Item Weight
‎83.8 Pounds
Voltage
‎120 Volts (AC)
Output Wattage
‎5529 Watt Hours
Special Feature
‎electricitygenerator
Included Components
‎AC charging cable, B300K expansion battery (shipped separately), BLUETTI Apex 300 Power Station, car charging cable, grounding screw
Color
‎5.5kWh
Product Dimensions
‎20.67"L x 12.87"W x 12.6"H
Engine Type
‎Battery
Total Power Outlets
‎6
Starting Wattage
‎7680 Watts
Running Wattage
‎3840 Watts
Manufacturer
‎BLUETTI
Part Number
‎Apex300+B300K
Item Weight
‎83.8 pounds
Item model number
‎Apex 300
Size
‎Extended Battery Life Kit
Special Features
‎electricitygenerator
ASIN
B0FJ1SV6JR
Customer Reviews
4.7 4.7 out of 5 stars 34 ratings 4.7 out of 5 stars
Best Sellers Rank
#75,034 in Patio, Lawn & Garden (See Top 100 in Patio, Lawn & Garden) #298 in Outdoor Generators
Date First Available
July 18, 2025
Brand
BLUETTI
Wattage
5529.6 Watt-hours
Fuel Type
Electric
Power Source
Solar Powered
Recommended Uses For Product
Camping
Item Weight
83.8 Pounds
Voltage
120 Volts (AC)
Output Wattage
5529 Watt Hours
Special Feature
electricitygenerator
Included Components
AC charging cable, B300K expansion battery (shipped separately), BLUETTI Apex 300 Power Station, car charging cable, grounding screw See more

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About the Author

Expert analysis by Taylor Rowan

Taylor Rowan

Taylor Rowan

Expert Reviewer

Contributing Writer

Taylor reviews travel chargers, battery banks, and universal adapters for Review Atlas. They focus on safety certifications, plug fit, and passthrough performance so you can power up anywhere without fried gear.

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How We Tested This Product

Our rigorous, independent testing process

Testing Period
30 days
Tested By
Taylor Rowan

Our Testing Process

  • We purchase all products at full retail price to ensure unbiased testing
  • Products are tested in real-world conditions matching everyday use
  • Our experts conduct both objective measurements and subjective evaluations
  • Reviews are regularly updated as new products enter the market
  • Tested according to our Generators testing methodology
Learn more about our testing methodology
Last updated: November 17, 2025
Independently tested and reviewed