Xtorm Xtreme Power 2 Smart Pro 1800W Runtime Calculator

Use this source-linked record to estimate runtime from tracked capacity, output, charging, and weight fields. Unknown specs stay unknown until an official or manufacturer-grade source confirms them.

Quick answer: the Xtorm Xtreme Power 2 Smart Pro 1800W stores 1,229 Wh and delivers up to 1,800 W of continuous AC power. Under this site's planning assumptions (85% inverter efficiency, 10% reserve), a steady 100 W AC load runs for roughly 9.4 hours. Last source check: 2026-08-27. This is an estimate, not a guarantee.

Capacity1229 Wh
AC output1,800 W
Surge3,000 W
ChemistryLiFePO4
ConfidenceEstimated
Source regionregional
Checked2026-08-27
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Key specifications for Xtorm Xtreme Power 2 Smart Pro 1800W.
Battery capacity1229 Wh
Battery chemistryLiFePO4
AC output1,800 W
Surge output3,000 W
DC outputunknown
USB-C output100 W
Solar input400 W
Weight19.4 kg
ConfidenceEstimated
Lifecycle statusUnknown
Source regionregional
Last verified2026-08-27
Xtorm publishes no wattage for the 12V car socket, so DC output stays unknown. Xtorm is a Netherlands-based brand and publishes these figures on its European xtorm.eu storefront, so the AC ratings describe the 230V EU-market SKU rather than a 120V variant.
Regional source note: Some specs are cross-checked against official regional pages (xtorm.eu: Xtorm official Smart Pro Powerstation 1800W product page). Regional SKUs can differ; verify the manufacturer page for your market before purchase or emergency planning.

Runtime Starting Points

These are formula estimates using the tracked capacity, a 10% reserve, and each scenario's default wattage and duty cycle. They are planning starters, not measured runtimes.

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Runtime starting-point estimates for Xtorm Xtreme Power 2 Smart Pro 1800W.
ScenarioDefault loadEstimateScenario confidenceStation page
Full-size refrigerator500 W at 33%5h 42mEstimatedUse calculator
CPAP without heated humidifier40 W at 100%23h 30mEstimatedUse calculator
Starlink Mini32 W at 100%1d 7hEstimatedUse calculator
Wi-Fi router12 W at 100%3d 9hEstimatedUse calculator
LED TV100 W at 100%9h 24mEstimatedUse calculator

Calculator for this station

Adjust watts, duty cycle, reserve, output path, and startup surge with Xtorm Xtreme Power 2 Smart Pro 1800W prefilled from the source-linked specs above.

Loading calculatorPreparing calculator
Power station model
Battery capacity (Wh): 1229 WhContinuous output rating (W): 1800 WSurge output rating (W): 3000 W
Xtorm Xtreme Power 2 Smart Pro 1800W
Estimated runtime15h 40m9h 48m – 19h 28mEstimated runtime: 15h 40m, 9h 48m – 19h 28m
Output path

Estimated runtime

15h 40mEstimated runtime: 15h 40m

This setup has comfortable headroom for overnight use, assuming the wattage estimate is realistic.

Conservative9h 48m
Estimated15h 40m
Optimistic19h 28m

Conservative assumes harder conditions; optimistic assumes favorable conditions.

  • This is an estimate. Real runtime changes with load, temperature, battery age, AC/DC output, and device behavior.

Show your work

Rated Wh is reduced by efficiency, reserve, battery health, and temperature before it is divided by average load.

Rated battery
1229 Wh
Usable energy
940 Wh
1229 Wh x 85% x 90% x 100% x 100%
Running watts
60 W
Average load
60 W
Max surge
n/a
Fixed station overhead
Unknown (not included)
60 W / 85% = 70.6 W battery draw; fixed overhead is unknown and excluded
Estimated runtime
15h 40m
940 Wh / 60 W = 15h 40m
Output path
AC inverter
Efficiency (%)
85
Reserve kept unused (%)
10
Battery health (%)
100
Cold weather loss (%)
0

This link contains the numeric values you entered, but not custom load names.

Source-Backed Next Steps

Good fit when

  • Capacity is in a mid-size planning class that can cover many overnight or essential-load scenarios when reserve and efficiency are included.
  • Tracked AC output is high enough for many household plug-in loads, but surge still needs a separate check.
  • USB-C output is tracked at laptop-class power, useful for direct DC charging when the device supports it.
  • Tracked solar input is 400 W before panel, weather, angle, and controller losses.

Watch out for

  • Surge output is tracked, but device startup behavior should still be checked against the actual load.
  • Still unknown in the source-backed record: dc output.
  • Confidence is not marked verified; keep the linked source context visible before making a purchase or emergency plan.

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Sources