EcoFlow
DELTA Pro Ultra X
12,288 Wh battery, 12,000 W output. Whole-room backup: a fridge, LED lights and a TV together for about 3 days.
Battery
12,288 Wh
fridge about 7 days
Output
12,000 W
surge not confirmed yet
Solar in
10,000 W
full in about 2 hours
Weight
n/a
not confirmed yet
Where to buyPrices checked Oct 27, 2026
EcoFlow store
Ships from the maker, usual warranty
Amazon
This model's Amazon page; price shown on Amazon
We may earn a commission if you buy through these links. It never changes a verdict.
What can it run, and for how long?
Tap what you would plug in. Hours assume a full battery and 15% lost to conversion.
Fridge + LED lights + Phone
5 days
on a full charge, drawing 80 WBattery over time80 W draw
Full5 days
Together these draw 80 W. This station puts out 12000 W. It will shut off. Remove the biggest item or run them one at a time.
Specs in plain English
Tap any underlined term for a one-sentence explanation.
Wh
12,288 WhFrom the brand's page
Enough for a 60 W fridge for about 7 days, or a CPAP for about 11 days.Wh Watt-hours. Battery size. How much energy is stored. 1,000 Wh runs a 100W device for about 8.5 hours after losses.
W
12,000 WFrom the brand's page
Microwave, kettle, most kitchen gear.W Watts. Power right now. The station has a maximum it can put out; each appliance has a draw.
Surge
Not confirmed yet
Surge A short burst of extra output the station can deliver for a second or two, for motors starting.
Voc
80 to 500 V per inputFrom the brand's page
Your panels, wired up, must stay inside this range even on a cold morning. The checker does the math.Voc Open-circuit voltage. The highest voltage a panel makes, with nothing connected. Rises in cold.
Imp
15 A per inputFrom the brand's page
Over this, the station simply caps what it takes. You lose watts, nothing breaks.Imp Current at maximum power. The working current when the panel is actually charging.
MPPT
10,000 W (5,000 W + 5,000 W)From the brand's page
From empty to full in about 2 hours of good sun at 70% of rating.MPPT Maximum power point tracker. The charge controller inside the station that finds the best voltage to pull from the panels.
Solar portplug
2 x High-PVFrom the brand's page
The plug on the station. Panels with a different plug need an adapter cable; we list it in the checker.LiFePO4
LiFePO4From the brand's page
Long-life chemistry, suited to daily solar use. Check the manual for the exact cycle rating.LiFePO4 Lithium iron phosphate. The battery chemistry in most current stations. Rated for thousands of full cycles; check the manual for the exact number.
Weightlb
Not confirmed yet
Solar panels that work with it
Checked against the 80 to 500 V input range and the 15 A current cap, on a 20F morning. Change panels, count and temperature in the full checker.
Jackery
SolarSaga 200 (JS-200E)
1 panelDon't connect
2 panels, one per inputDon't connect
Jackery
SolarSaga 200 (JS-200D)
1 panelDon't connect
2 panels, one per inputDon't connect
EcoFlow
400W Portable Solar Panel
1 panelDon't connect
2 panels, in seriesWorks
EcoFlow
NextGen 220W Bifacial Portable Solar Panel
1 panelDon't connect
2 panels, one per inputDon't connect
BLUETTI
PV200D
1 panelDon't connect
2 panels, one per inputDon't connect
BLUETTI
PV350D
1 panelDon't connect
2 panels, one per inputDon't connect
Anker SOLIX
PS100 Bifacial
1 panelDon't connect
2 panels, one per inputDon't connect
Anker SOLIX
PS200 Bifacial
1 panelDon't connect
2 panels, in seriesWorks
Having a problem?
Short fixes from the manuals.
Sources
From the brand's pageEcoFlow DELTA Pro Ultra X product page
Shop listing, not yet confirmedPrice, from the EcoFlow store on Oct 27, 2026 (checked every morning)
Spotted an error? Email [email protected] with the manual page number.