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What will an EcoFlow RIVER 3 Plus run? (US 120 V)

A “600 W” power station is two numbers wearing one label. Watts are the ceiling on what you can switch on at once; watt-hours are how much energy is in the battery. The EcoFlow RIVER 3 Plus holds 600 W and stores 286 Wh on the nameplate — and those two facts answer two different questions.

This page answers the first one. We read 4 of EcoFlow’s own published documents on 2026-08-08 and found no depth of discharge or inverter efficiency for the US 120 V build in them. Without one of the two there is no defensible usable-capacity figure, and this page will not turn the nameplate into hours.

The three numbers that decide everything else

Continuous output 600 W
Official spec · verified 2026-08-01 · high confidence
Surge ceiling 1,200 W
Official spec · verified 2026-08-09 · high confidence
Nominal capacity 286 Wh
Official spec · verified 2026-08-01 · high confidence

No usable-capacity figure for the US 120 V build

EcoFlow states a nameplate watt-hour number for it, and we read 4 of EcoFlow’s own published documents on 2026-08-08 and found no depth of discharge or inverter efficiency for the US 120 V build in them. Dividing the nameplate by a load would be wrong by 20–35%, so this page shows the nameplate for what it is and refuses to turn it into hours.

Missing: station.usable_capacity_wh

Official specverified 2026-08-16US 120 V unit

What EcoFlow RIVER 3 Plus runs

Every row is a live calculation against this machine's continuous output, surge ceiling and inverter waveform — running watts, start-up inrush and duty cycle on the appliance side. Of 38 appliance profiles, 14 run, 4 are a tight fit and 20 are out of reach. The percentage is the load as a share of continuous output; anything past 82% drops out of the green.

12V portable fridge/freezer Refrigeration 90 W running · 180 W at start-up Runs it15% Air fryer Cooking 1,700 W running · 1,700 W at start-up limited by continuous output Too big283% Aquarium air pump Pumps 2.8 W running limited by surge ceiling We hold no start-up surge figure for this appliance, so the verdict is capped below green — the running watts alone are comfortable. Tight fit0.5% Aquarium heater Heating 100 W running · 100 W at start-up Runs it17% Box fan Cooling 80 W running limited by surge ceiling We hold no start-up surge figure for this appliance, so the verdict is capped below green — the running watts alone are comfortable. Tight fit13% Chest freezer Refrigeration 30 W running · 156 W at start-up Runs it5.0% Coffee maker Cooking 1,400 W running · 1,400 W at start-up limited by continuous output Too big233% CPAP machine Medical 22 W running · 22 W at start-up Runs it3.7% Desktop PC Computing 13 W running · 13 W at start-up The measured inrush here is a millisecond-scale capacitive spike, which is not the same quantity as a surge rating and is not held against the verdict. Runs it2.2% Diesel air heater Heating 34 W running · 34 W at start-up Runs it5.7% Electric blanket Heating 60 W running · 60 W at start-up Runs it10% Electric kettle Cooking 1,500 W running · 1,500 W at start-up limited by continuous output Too big250% Electric space heater (1500 W) Heating 1,500 W running · 1,500 W at start-up limited by continuous output Too big250% Full-size refrigerator Refrigeration 55 W running · 286 W at start-up Runs it9.2% Gas furnace blower Heating 548 W running limited by continuous output We hold no start-up surge figure for this appliance, so the verdict is capped below green — the running watts alone are comfortable. Tight fit91% Hair dryer Personal care 1,875 W running limited by continuous output We hold no start-up surge figure for this appliance, so the verdict is capped below green — the running watts alone are comfortable. Too big313% Home oxygen concentrator Medical 310 W running limited by surge ceiling We hold no start-up surge figure for this appliance, so the verdict is capped below green — the running watts alone are comfortable. Tight fit52% Inverter window air conditioner (U-shaped) Cooling 667 W running · 667 W at start-up limited by continuous output Too big111% Laptop computer Computing 5.2 W running · 5.2 W at start-up The measured inrush here is a millisecond-scale capacitive spike, which is not the same quantity as a surge rating and is not held against the verdict. Runs it0.9% LED light bulb Lighting 8.5 W running · 8.5 W at start-up Runs it1.4% LED TV TV & entertainment 108 W running · 108 W at start-up Runs it18% Microwave oven Cooking 1,480 W running limited by continuous output We hold no start-up surge figure for this appliance, so the verdict is capped below green — the running watts alone are comfortable. Too big247% Mini fridge Refrigeration 161 W running · 2,530 W at start-up limited by surge ceiling Too big211% of surge ceiling Mini-split heat pump Cooling 1,740 W running · 1,740 W at start-up limited by mains standard Wrong mains Pancake air compressor Power tools 1,800 W running · 10,800 W at start-up limited by continuous output Too big300% Portable air conditioner Cooling 1,300 W running · 7,800 W at start-up limited by continuous output Too big217% Portable induction cooktop Cooking 1,800 W running · 1,800 W at start-up limited by continuous output Too big300% Portable split air conditioner (hose-through-window) Cooling 1,500 W running · 1,500 W at start-up limited by mains standard Wrong mains Router + modem Internet 9.1 W running · 9.1 W at start-up Runs it1.5% RV rooftop air conditioner RV & marine 1,690 W running · 8,619 W at start-up limited by continuous output Too big282% Starlink Mini Internet 40 W running · 60 W at start-up Runs it6.7% Sump pump Pumps 720 W running · 2,645 W at start-up limited by continuous output Too big120% Variable-speed pool pump Pumps 627 W running · 627 W at start-up limited by continuous output Too big105% Video projector TV & entertainment 345 W running · 345 W at start-up Runs it57% Washing machine Laundry 1,200 W running · 1,200 W at start-up limited by continuous output Too big200% Welder (stick / MIG) Power tools 2,700 W running · 2,700 W at start-up limited by continuous output Too big450% Well pump Pumps 660 W running · 6,762 W at start-up limited by continuous output Too big110% Window air conditioner Cooling 833 W running · 6,900 W at start-up limited by continuous output Too big139%

Where this machine ranks against the alternatives

Solar panels this machine can legally take

The binding constraint is voltage, not watts: open-circuit voltage RISES as it gets colder, and an array that is fine at noon can be over the MPPT ceiling at dawn. Each row is the engine's largest legal array for this station, with Voc corrected to -10 °C ambient . Only panels whose datasheet publishes a voltage temperature coefficient are evaluated — the others cannot be corrected, and an under-corrected array is what destroys an MPPT input.

Jackery SolarSaga 100 Air 2 × 100 W · 2 in parallel · 200 W array Voc at the design minimum: 32.3 V Panel connector: DC8020 Needs a dc8mm-to-xt60i adapter.
Renogy 100W N-Type Monocrystalline Solar Panel 2 × 100 W · 2 in parallel · 200 W array Voc at the design minimum: 24.9 V Panel connector: Solar Connectors We have found no published connector standard for it.
Renogy 200W N-Type Monocrystalline Solar Panel 1 × 200 W · single panel · 200 W array Voc at the design minimum: 40.8 V Panel connector: Solar Connectors We have found no published connector standard for it.

Every field we hold on this machine

Each figure carries the tier it came from and the date it was checked. A blank is never left blank: a field we have found no figure for says so, and a field two manufacturer sources disagree about says that instead of picking one.

AC output

What the inverter can hold, what it can start, and what shape the wave is.

Continuous output 600 W Official spec · verified 2026-08-01 · high confidence
Surge ceiling 1,200 W Official spec · verified 2026-08-09 · high confidence
Surge duration Not found in the sources we checked no figure to date
Boost mode Yes Official spec · verified 2026-08-09 · high confidence

Sold as “X-Boost”.

Boost output 1,200 W Official spec · verified 2026-08-09 · high confidence

The verdict engine never counts boost output as continuous output: it works by dropping voltage and can fail on motors and compressors.

Inverter waveform Pure sine wave Official spec · verified 2026-08-01 · high confidence
Inverter efficiency Not found in the sources we checked no figure to date

We read 4 of EcoFlow’s own published documents on 2026-08-08 and found no inverter efficiency for the US 120 V build in them.

AC voltage 120 V Official spec · verified 2026-08-01 · high confidence
AC frequency 60 Hz Official spec · verified 2026-08-01 · high confidence
Outlet standard NEMA 5-15R Official spec · verified 2026-08-16 · medium confidence
UPS switchover 10 ms Official spec · verified 2026-08-09 · high confidence
Idle draw Not found in the sources we checked no figure to date

What the machine consumes just being switched on. It sits in the runtime denominator, and a record we hold no figure for makes every runtime optimistic. We read 4 of EcoFlow’s own published documents on 2026-08-08 and found no idle draw for the US 120 V build in them.

Battery and energy

The nameplate, what is actually retrievable from it, and how long the cells last.

Nominal capacity 286 Wh Official spec · verified 2026-08-01 · high confidence
Usable capacity Not found in the sources we checked no figure to date

Not on record, and not derivable: we read 4 of EcoFlow’s own published documents on 2026-08-08 and found no depth of discharge or inverter efficiency for the US 120 V build in them.

Depth of discharge Not found in the sources we checked no figure to date

We read 4 of EcoFlow’s own published documents on 2026-08-08 and found no depth of discharge for the US 120 V build in them.

Chemistry LiFePO4 (LFP) Official spec · verified 2026-08-01 · high confidence
Cycle life 3,000 cycles Official spec · verified 2026-08-01 · high confidence
Capacity at end of cycle life 80% Official spec · verified 2026-08-01 · high confidence
Warranty 5 years Official spec · verified 2026-08-09 · high confidence
Discharge temperature (min) -10 °C Official spec · verified 2026-08-01 · high confidence
Discharge temperature (max) 45 °C Official spec · verified 2026-08-01 · high confidence
Charge temperature (min) 0 °C Official spec · verified 2026-08-01 · high confidence

Charging and expansion

How fast it refills from the wall, and whether more battery can be bolted on.

AC input (max) 380 W Official spec · verified 2026-08-09 · high confidence
Wall charge, 0–100% 60 min Official spec · verified 2026-08-09 · high confidence
Wall charge, 0–80% Not found in the sources we checked no figure to date
Car input (max) 220 W Official spec · verified 2026-08-01 · high confidence
Combined input (max) Not found in the sources we checked no figure to date
Expandable Yes Official spec · verified 2026-08-09 · high confidence
Capacity with expansion 858 Wh Official spec · verified 2026-08-09 · high confidence
Extra batteries supported 1 Official spec · verified 2026-08-01 · medium confidence

Solar input

The window an array has to land inside. Voltage is the constraint that burns hardware.

Solar input (max) 220 W Official spec · verified 2026-08-01 · high confidence
MPPT window (min) 11 V Official spec · verified 2026-08-01 · high confidence
MPPT window (max) 55 V Official spec · verified 2026-08-01 · high confidence
Input current (max) 13 A Official spec · verified 2026-08-01 · high confidence
Solar connector XT60i Official spec · verified 2026-08-09 · medium confidence

Physical and travel

Weight, size, noise — and whether an airline will let it on board.

Weight 4.7 kg Official spec · verified 2026-08-01 · high confidence
Length 234 mm Official spec · verified 2026-08-01 · high confidence
Width 232 mm Official spec · verified 2026-08-01 · high confidence
Height 146 mm Official spec · verified 2026-08-01 · high confidence
Noise 30 dB Official spec · verified 2026-08-01 · medium confidence
App control Yes Official spec · verified 2026-08-09 · high confidence
Connectivity Bluetooth, Wi-Fi Official spec · verified 2026-08-01 · medium confidence
Capacity for airline rules 286 Wh Official spec · verified 2026-08-01 · high confidence

IATA lets passengers carry lithium batteries up to 100 Wh freely and 100–160 Wh with airline approval. Above that, no passenger aircraft.

Where to buy

Where to buy the EcoFlow RIVER 3 Plus

Prices checked 2026-08-17

EcoFlow Official Store (US) $279 View →

Compare with its neighbours

EcoFlow RIVER 3 Plus (EU 230 V) Same model on 230 V mains — different outlets, and the specs below are not interchangeable.

Each link goes to that machine's own record. Every record holds the same fields in the same order and states the same tier and date beside each one, so two of them read side by side compare cleanly.

Where to go next

Questions people ask about this machine

Will an EcoFlow RIVER 3 Plus run a full-size refrigerator?
Yes. Against the US 120 V record, the full-size refrigerator draws 55 W running · 286 W at start-up — 9.2% of this machine's continuous output. That verdict is a calculation from running watts, start-up surge and inverter waveform, not a lookup, and the full working is one click away in the table above.
Why can't an EcoFlow RIVER 3 Plus run an electric space heater (1500 W)?
On the US 120 V record the binding constraint is the continuous output. The electric space heater (1500 W) needs 1,500 W running · 1,500 W at start-up, and at 250% of continuous output there is no headroom to give. No accessory fixes this one — it takes a machine with a bigger inverter.
How long will an EcoFlow RIVER 3 Plus run my appliances?
We will not put a number on it, and that is deliberate. A runtime needs a usable-capacity figure, and we read 4 of EcoFlow’s own published documents on 2026-08-08 and found no depth of discharge or inverter efficiency for the US 120 V build in them — only a nameplate watt-hour rating. Dividing that nameplate by your load produces a confident-looking figure that is typically 20–35% too high. What this page gives you instead is every load's energy rate in watt-hours per hour, which needs no battery figure at all and is the number you actually size against.
How long does an EcoFlow RIVER 3 Plus take to charge?
EcoFlow states 60 minutes from empty to full on mains power. That is a manufacturer figure measured under their conditions, verified on 2026-08-09; a cold battery, a weak circuit or a lower charge-rate setting all make it longer.
Can you take an EcoFlow RIVER 3 Plus on a plane?
No. At 286 Wh it is far above the 160 Wh ceiling that airlines apply to lithium batteries in the cabin, and lithium batteries of this size are not accepted in checked baggage either. The 100 Wh / 160 Wh thresholds come from the IATA dangerous-goods rules that carriers implement; check your airline before travelling, because the approval step above 100 Wh is theirs to give.
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Runs 14 of 38 test loads EcoFlow RIVER 3 Plus · from $279

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