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EcoFlow RIVER 3 Plus Portable Power Station (286Wh)

A 10.4 lb, 286Wh LiFePO4 power station with 600W of AC output, a sub-10 ms UPS switchover, one-hour wall charging and expansion to 858Wh with a stackable extra battery.

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EcoFlow RIVER 3 Plus on a marble kitchen counter powering an espresso machine while a woman makes coffee
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Photo: EcoFlow

Key facts

Capacity
286Wh, LiFePO4
AC output
3 outlets (two on the back), 600W total; 1,200W surge; X-Boost 1,200W for heating-type devices
USB-C output
1 port, 100W max
USB-A output
2 ports, 12W max each (24W total)
AC charging
380W (100-120V, 10A max): 0-100% in 60 minutes
Solar input
220W: 0-100% in as fast as 1.5 hours
Car charging
220W, 11-55V: about 3.3 hours

Which version should you buy?

This page covers: RIVER 3 Plus, US standalone station, 286Wh (EFRIVER3Plus-US).

  • RIVER 3 Plus alone

    This page

    Model: EFRIVER3Plus-US

    What differs
    The compact station has 286Wh storage and 600W rated AC output. Extra batteries and solar panels are separate.
    Best for
    Light loads, short trips, or buyers choosing accessories later.
    Check price on Amazon

  • RIVER 3 Max: station + EB300

    Model: RIVER 3 Plus + EB300

    What differs
    Adds the 286Wh EB300 battery for 572Wh total storage; AC output stays 600W.
    Best for
    Longer runtime without changing to a larger station.

  • RIVER 3 Max Plus: station + EB600

    Model: RIVER 3 Plus + EB600

    What differs
    Adds the 572Wh EB600 battery for 858Wh total storage; AC output stays 600W.
    Best for
    The longest runtime in this stackable setup.

  • RIVER 3 Plus with 45W solar panel

    What differs
    Adds a small folding solar panel to the same station. It does not increase battery capacity.
    Best for
    A compact solar option for light use.

  • RIVER 3 Plus with 110W solar panel

    What differs
    Adds a higher-output solar panel to the same station. It does not increase battery capacity.
    Best for
    More solar input than the small panel bundle.

Watch out

  • Max and Max Plus add batteries for longer runtime; they do not raise the station’s rated AC output.
  • Solar panels, a solar charge cable, and an extra battery are different additions; check the selected package.
  • An extra battery sold alone is not a RIVER 3 Plus station. The RIVER 2 pair contains two different stations.

Why people pick it

  • Light at 10.4 lb and small enough for a desk or a gift
  • Under-10 ms UPS switchover plus PC/NAS alerts: a battery backup for a router or home-office gear
  • Full wall charge in 60 minutes
  • Grows to 858Wh with a stackable extra battery
  • LiFePO4 cells rated for 3,000 cycles to 80%

Know before you buy

  • 600W continuous: larger heating-type appliances rely on X-Boost (up to 1,200W)
  • 286Wh: hours, not days, for anything bigger than a router or lights
  • Solar input is capped at 220W

Full specifications

Capacity286Wh, LiFePO4
AC output3 outlets (two on the back), 600W total; 1,200W surge; X-Boost 1,200W for heating-type devices
USB-C output1 port, 100W max
USB-A output2 ports, 12W max each (24W total)
AC charging380W (100-120V, 10A max): 0-100% in 60 minutes
Solar input220W: 0-100% in as fast as 1.5 hours
Car charging220W, 11-55V: about 3.3 hours
UPS switchoverUnder 10 ms
ExpansionUp to 858Wh with a stacked EB300 (286Wh) or EB600 (572Wh) extra battery, wire-free
Cycle life3,000 cycles to 80% capacity
NoiseUnder 30 dB
Battery pack ratingIP54 (battery pack only)
Outage alertsLED, app and PC/NAS software alerts; data interface for automatic safe shutdown with EcoFlow software
Operating temperatureCharge 32-113°F; discharge 14-113°F
Size9.2 x 9.1 x 5.8 in
Weight10.4 lb

From manufacturer documentation, checked November 2, 2026. Spotted an error? Tell us.

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