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BigBattery R2B2 Portable Power Station - 2.1 kWh


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PORTABLE POWER! BigBattery‘s 2.1 kWh R2B2 Portable Power Station is the new defining standard for power-on-the-go! Whether you‘re looking to stay prepared in case of an emergency, you want to have power for a weekend of camping, or anything in between, the R2B2 is the solution. With 3000W of Continuous Power, 6.3 kW of PV Array Power, an advanced Battery Management System, and a wide operating temperature range, your R2B2 will be ready during a cold winter when the power goes out, or when you‘re boondocking in the desert.

The R2B2 is equipped with a 3kW inverter and solar charge controller so paired with the right solar panel array, you can have endless renewable power! Plus, the R2B2 comes with a set of sturdy caster wheels on the bottom for easy transportation throughout your home, or on your next adventure. Never worry about running out of power again with the R2B2 Portable Power Station!


  • SKU: FR2B2-120AC021-G1
  • Continuous Power: 3000W
  • Peak Surge Power: 6000W
  • Efficiency: 95%
  • Waveform: Pure-Sine Wave
  • PV Input Charging Range: 75-180V DC
  • Maximum PV Charge Current: 35A
  • Maximum PV Array Power: 6.3kW
  • AC Input Charging Voltage: 120V AC
  • AC Frequency Range: 50-60hz
  • Weight: 104 (LBS)
  • Length Inches: 15
  • Width Inches: 14.6
  • Height Inches: 20.5
  • Humidity Limit: 95%
  • Operating Temperature: 0°C (32°F) / 55°C (131°F)
  • Inverter Safety Shutoff Temperature Limit: 140°F
  • Chemistry: NMC
  • Capacity: 2.1kWh
  • Safety Features: BMS (Battery Management System)
    Over Voltage, Under Voltage, Over-Current
    (Thermal Management System), Safety Fuse (300A)

Designed For: 

  • Emergency Backup
  • Power Outages
  • Camping
  • Boondocking
  • Home Appliances
  • Solar Systems
  • Off-grid Power
  • Medical Devices
  • Device Charging

Still Have Questions? Give us a call today 1-833-717-1234

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