EcoFlow  RIVER 2 Max Portable Power Station

Color: Black
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Stay powered up during an outage or an off-grid trip with the EcoFlow RIVER 2 Max portable power station. It takes only 1 hr. to fully charge, so you can be ready for last-minute trips.


  • Fully charge from 0 to 100% in only 1 hr.—that's 38% quicker than previous generations
  • 4 ways to charge—recharge with AC charging, car charging, solar charging or USB-C charging
  • Has an AC output of up to 500W; crank it up to 1000W with X-Boost mode to run up to 80% of essential appliances
  • Compact, portable design is 22% lighter than the previous generation—it's ready to power all your outdoorsy escapades, from boondocking to BBQs at the beach
  • Use the EcoFlow app to control and monitor the RIVER 2 Max, even from afar; view charging levels, customize settings and adjust charging speeds, all from your phone
  • Use an emergency power supply for outages to keep essentials running; has a switchover speed of less than 30 ms
  • With upgraded long-lasting LiFePO4 (lithium iron phosphate) battery chemistry at its core, the RIVER 2 Max can charge and empty over 3,000 times
  • State-of-the-art Battery Management System (BMS) constantly monitors the voltage, current and temperature with multiple aspects of protection
  • Manufacturer offers a 5-year warranty


View the EcoFlow RIVER Product LineView all EcoFlow Portable Power Stations

Technical Specs

Item #226838
Charge Time (hrs)

1 hour

Battery Included



LiFePO4 battery

Best Use


Battery Capacity (Wh)

512 watt hours


10.6 x 10.2 x 7.7 inches

Power Output to Device

USB-C input/output: 5/9/12/15/20V, 5A, 100W max; DC output: 12.6V, 10A/3A/3A, 126W max; solar input: 11-50V, 13A, 220W max

Solar Compatible


Battery Type

Lithium Iron Phosphate


13 lbs. 7.8 oz.

Battery Storage Capacity (mAh)

20,000 milliamp hours

External Charge

Car / USB / Wall

Additional Information

46 reviews with an average rating of 4.8 out of 5 stars

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