How many watts does a mini fridge use?

Refrigeration Also called: compact refrigerator, dorm fridge, bar fridge

Two numbers decide whether a power station runs a mini fridge, and readers arrive using them interchangeably. Watts are the ceiling on what the inverter can hold at any instant — this load needs 161 W of them while it runs, and 2,530 W for the moment it starts. Watt-hours are how much energy the battery holds. A machine can have plenty of one and not enough of the other.

Of the 26 station records we publish — every model we hold a page for, with its US and EU versions counted separately — 13 run it, 2 are a tight fit and 11 are out of reach. Each of those is a calculation against that machine’s continuous output, its surge ceiling and its inverter waveform — not a lookup table — and the reasoning is on every row.

The three numbers a power station is judged against

Running power 161 W 81–161 W Derived from official coefficients · verified 2026-08-01 · medium confidence

Start-up surge 2,530 W engine checks 2,530 W Derived from official coefficients · verified 2026-08-01 · medium confidence

Duty cycle 18% Derived from official coefficients · verified 2026-08-03 · medium confidence

The band is the spread across real models in this class, not a tolerance. Size against the top of it unless you know which unit you own.

Start-up figure: Manufacturer nameplate (locked-rotor)

This record publishes both an absolute inrush and a multiple of running power. They do not agree exactly, so the engine checks against the more demanding of the two — 2,530 W — rather than picking the flattering one.

Measured duration 200 ms · Official spec · verified 2026-08-01 · medium confidence

Two ways to read a duty cycle

A duty cycle can be read two ways and they are not the same number. One is the constant a test procedure assumes so that a label figure is reproducible; the other is what the machine does in a real room, which depends on the weather, the door and the thermostat. This record keeps both ends: 15% to 25%, with the default above.

Official spec + Derived from official coefficientsverified 2026-08-03appliance record

What actually decides it

A motor load: the first half-second decides it

An induction motor with a stationary rotor is close to a short circuit. For the fraction of a second before it turns, it pulls several times its running current, and that peak — not the running figure — is what trips an inverter. This is why a machine drawing well under a station’s continuous rating can still fail to start on it, and why the start-up figure at the top of this page matters more than the running one.

What kind of motor is inside

It is a reciprocating (piston) compressor, which has to start against whatever refrigerant pressure is left in the system. That is why the restart right after a power cut is harder than a start from cold, and why a station that ran it all night can still stumble on the next cycle.

How long the start-up actually lasts

The inrush lasts a couple of tenths of a second, which is the window a station’s surge rating is written for. This is the one case where the surge figure and the surge ceiling are directly comparable.

Why this page gives no runtime in hours

A runtime is usable watt-hours divided by an average power, and an average power is only a real quantity when the running watts and the duty cycle describe the same thing. For this load they do not — the two figures come from sources measuring different quantities — so their product is a number that describes nothing while looking exactly as confident as one that does. This site will not print it. What every row below gives instead is the draw while the machine is running, which multiplies nothing and is the figure you can actually size against.

Which power stations run it

Every row is a live calculation against that machine's continuous output, surge ceiling and inverter waveform. Of the 26 station records we publish — US and EU versions counted separately — 13 run it, 2 are a tight fit and 11 are out of reach. The percentage is this load as a share of that machine's continuous output; anything past 82% drops out of the green. Rows are ordered by verdict, then by price — cheapest first inside each band.

BLUETTI Elite 100 V2 BLUETTI · US 120 V 1,800 W continuous · 3,600 W surge ceiling Runs it8.9%

161 Wh per hour — while it is actually running — deliberately NOT averaged over a duty cycle No runtime in hours: this load’s running watts and its duty cycle come from sources that do not describe the same thing, so the site refuses to multiply them. $499 · checked 2026-08-17 Show the working →

Jackery Explorer 1000 v2 Jackery · US 120 V 1,500 W continuous · 3,000 W surge ceiling Runs it11%

EcoFlow DELTA 3 Plus EcoFlow · US 120 V 1,800 W continuous · 3,600 W surge ceiling Runs it8.9%

Jackery Explorer 2000 Plus Jackery · US 120 V 3,000 W continuous · 6,000 W surge ceiling Runs it5.4%

Jackery Explorer 1000 Plus Jackery · US 120 V 2,000 W continuous · 4,000 W surge ceiling Runs it8.1%

EcoFlow DELTA 2 Max EcoFlow · US 120 V 2,400 W continuous · 4,800 W surge ceiling Runs it6.7%

EcoFlow DELTA Pro 3 EcoFlow · US 120 V 4,000 W continuous · 8,000 W surge ceiling Runs it4.0%

Jackery Explorer 1000 v2 Jackery · EU 230 V 1,500 W continuous · 3,000 W surge ceiling Runs it11%

EcoFlow DELTA 3 Plus EcoFlow · EU 230 V 1,800 W continuous · 3,600 W surge ceiling Runs it8.9%

EcoFlow DELTA 2 Max EcoFlow · EU 230 V 2,400 W continuous · 4,800 W surge ceiling Runs it6.7%

Jackery Explorer 1000 Plus Jackery · EU 230 V 2,000 W continuous · 4,000 W surge ceiling Runs it8.1%

Jackery Explorer 2000 Plus Jackery · EU 230 V 3,000 W continuous · 6,000 W surge ceiling Runs it5.4%

EcoFlow DELTA Pro 3 EcoFlow · EU 230 V 4,000 W continuous · 8,000 W surge ceiling Runs it4.0%

BLUETTI Elite 200 V2 BLUETTI · US 120 V 2,600 W continuous Tight fit6.2%

limited by surge ceiling 161 Wh per hour — while it is actually running — deliberately NOT averaged over a duty cycle No runtime in hours: this load’s running watts and its duty cycle come from sources that do not describe the same thing, so the site refuses to multiply them. We have found no published surge rating for the US 120 V build. The start-up check runs against its continuous output as a conservative floor, which is ours, not a manufacturer specification. $899 · checked 2026-08-17 Show the working →

BLUETTI Elite 200 V2 BLUETTI · EU 230 V 2,600 W continuous Tight fit6.2%

limited by surge ceiling 161 Wh per hour — while it is actually running — deliberately NOT averaged over a duty cycle No runtime in hours: this load’s running watts and its duty cycle come from sources that do not describe the same thing, so the site refuses to multiply them. We have found no published surge rating for the EU 230 V build. The start-up check runs against its continuous output as a conservative floor, which is ours, not a manufacturer specification. €1,149 · checked 2026-08-17 Show the working →

BLUETTI Elite 30 V2 BLUETTI · US 120 V 600 W continuous Too big422% of assumed surge ceiling

EcoFlow RIVER 3 Plus EcoFlow · US 120 V 600 W continuous · 1,200 W surge ceiling Too big211% of surge ceiling

Jackery Explorer 300 Plus Jackery · US 120 V 300 W continuous · 600 W surge ceiling Too big422% of surge ceiling

EcoFlow STREAM Ultra EcoFlow · US 120 V 800 W continuous Too big316% of assumed surge ceiling

BLUETTI Elite 30 V2 BLUETTI · EU 230 V 600 W continuous Too big422% of assumed surge ceiling

limited by surge ceiling 161 Wh per hour — while it is actually running — deliberately NOT averaged over a duty cycle No runtime in hours: this load’s running watts and its duty cycle come from sources that do not describe the same thing, so the site refuses to multiply them. We have found no published surge rating for the EU 230 V build. The start-up check runs against its continuous output as a conservative floor, which is ours, not a manufacturer specification. €219 · checked 2026-08-17 Show the working →

Anker SOLIX C300 Anker SOLIX · EU 230 V 300 W continuous · 600 W surge ceiling Too big422% of surge ceiling

Jackery Explorer 300 Plus Jackery · EU 230 V 300 W continuous · 600 W surge ceiling Too big422% of surge ceiling

EcoFlow RIVER 3 Plus EcoFlow · EU 230 V 600 W continuous · 1,200 W surge ceiling Too big211% of surge ceiling

BLUETTI Elite 100 V2 BLUETTI · EU 230 V 1,800 W continuous Too big141% of assumed surge ceiling

limited by surge ceiling 161 Wh per hour — while it is actually running — deliberately NOT averaged over a duty cycle No runtime in hours: this load’s running watts and its duty cycle come from sources that do not describe the same thing, so the site refuses to multiply them. We have found no published surge rating for the EU 230 V build. The start-up check runs against its continuous output as a conservative floor, which is ours, not a manufacturer specification. €579 · checked 2026-08-17 Show the working →

EcoFlow STREAM Ultra EcoFlow · EU 1,200 W continuous Too big211% of assumed surge ceiling

limited by surge ceiling 161 Wh per hour — while it is actually running — deliberately NOT averaged over a duty cycle No runtime in hours: this load’s running watts and its duty cycle come from sources that do not describe the same thing, so the site refuses to multiply them. We have found no published surge rating for the EU build. The start-up check runs against its continuous output as a conservative floor, which is ours, not a manufacturer specification. €599 · checked 2026-08-17 Show the working →

Anker SOLIX Solarbank 3 E2700 Pro Anker SOLIX · EU 1,200 W continuous Too big211% of assumed surge ceiling

limited by surge ceiling 161 Wh per hour — while it is actually running — deliberately NOT averaged over a duty cycle No runtime in hours: this load’s running watts and its duty cycle come from sources that do not describe the same thing, so the site refuses to multiply them. We have found no published surge rating for the EU build. The start-up check runs against its continuous output as a conservative floor, which is ours, not a manufacturer specification. €999 · checked 2026-08-01 · 17 days ago Show the working →

Our pick for this load

BLUETTI Elite 100 V2 · US 120 V

The cheapest US 120 V machine in the list that runs a mini fridge outright, and it holds it at 161 Wh per hour.

$499 · price checked 2026-08-17

The buy link is in the bar at the bottom of the screen — one action per page, and it goes to the merchant we last checked the price at.

Everything else we hold on this load

Each figure carries the tier it came from and the date it was checked. Sizing guidance is kept apart from measured draw on purpose: one says what the machine pulls, the other says what a manufacturer or a standard thinks you should buy for it.

Measured and published draw

Energy per year 228 kWh Official spec · verified 2026-08-03 · medium confidence

Published on the voluntary certification programme's public register, not a government label.

Where to go next

From the Knowledge channel

A mini fridge has a dedicated guide: the same records this page computes from, worked through in prose with room for the reasoning a table can only summarise — Will a power station run a mini fridge, and for how long?

Questions people ask about this load

How many watts does a mini fridge use?

161 W while it is running, and 81–161 W across the models in this class, with 2,530 W demanded at the instant it starts. Those are different questions and most pages answer only the first. The running figure decides whether a machine can hold it; the start-up figure decides whether it can get it going at all, and it is usually the one that fails. The start-up figure here is the manufacturer’s own..

What size power station do I need for a mini fridge?

For a mini fridge, the BLUETTI Elite 100 V2 (US 120 V) is the cheapest machine in our library that runs it, at 1,800 W continuous · 3,600 W surge ceiling and $499 against a running draw of 161 W and a start-up demand of 2,530 W. That is a verdict computed from this load’s running watts, its start-up demand and the inverter waveform — not a rule of thumb about doubling the wattage. 13 of 26 machines clear it, 2 are a tight fit, and the tight ones are tight for reasons the list states individually.

How long will a power station run a mini fridge?

We will not put hours on a mini fridge, and that is a finding rather than a gap. Hours require an average power, and an average power requires that the running watts and the duty cycle on this record describe the same thing. Someone checked this record, and they do not — multiplying them produces a figure that looks authoritative and describes nothing. What every row above gives instead is 161 W of actual running draw, expressed per hour: it multiplies nothing, and it is the number to size a battery against.

Why does a mini fridge need so much more power to start?

The start-up figure is the manufacturer’s own locked-rotor rating, off a spec sheet for a real model in this class — not a category multiple. Where a standards table and the nameplate disagree, this library uses the nameplate: the standards figure is a selection envelope for breakers and controllers, and sizing a battery to it over-specifies the machine by two to four times. The engine works the check against 2,530 W, which is what a station's surge ceiling has to cover for the moment the machine starts. A station whose continuous rating is comfortably above the running figure can still refuse the start, and that is the single most common way a purchase goes wrong for this class.

Which power stations run a mini fridge?

13 of the 26 we hold, listed above cheapest-first within each verdict band, starting with the BLUETTI Elite 100 V2. 2 more are a tight fit on a mini fridge — they run it, but with less headroom than we are willing to call comfortable — and 11 cannot. Every one of those is a live calculation against that machine's own record, and opening a row shows the working.

How many watts does a mini fridge use?

The three numbers a power station is judged against

What actually decides it

A motor load: the first half-second decides it

What kind of motor is inside

How long the start-up actually lasts

Why this page gives no runtime in hours

Which power stations run it

Our pick for this load

Everything else we hold on this load

Measured and published draw

Loads people size alongside this one

Where to go next

Questions people ask about this load