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Desktop PC (Office)
A standard office desktop consumes approx. 50 to 100 Watts (approx. 1.8 to 3.5 cents per hour).
Desktop PC (Office) — Live Electricity Cost Calculator
Live CalculationEnter the wattage of your device and the daily hours of usage:
Quick Presets / Typical Power:
90 Watts (0.09 kW)
Watts
8 hrs/day
hrs/day
Benchmark: 35 ct/kWh
ct/kWh
Tip: Check your latest electricity bill for your exact price per kWh.
Advanced Options (Days/Week & Base Fee) ▼
€/Monat
Calculated Results 90 W • 8h/day
Cost per Month 7,67 € 21,9 kWh
Cost per Year 91,98 € 263 kWh
Per Hour 0,03 € 0.09 kWh
Per Day 0,25 € 0,72 kWh
Per Week 1,76 € 5 kWh
Formula:
kWh = Watts × Hours ÷ 1,000 •
Cost = kWh × Rate ÷ 100 📊 Overview & Benchmarks
Typical Annual Cost 91,00 €/year
Annual Consumption 260 kWh/year
Typical Power 90 W
Typical Daily Usage 8 h / Tag
⚡ Duty Cycle & Power Details
Low base power during writing, browsing, and office applications.
💡 Effective Energy Saving Tips
- ✓ Set automatic sleep mode after 15 minutes of inactivity.
- ✓ Use switchable power strips.
Frequently Asked Questions (FAQ)
How much power does an office PC use when working from home?
During an 8-hour workday, an office PC consumes approx. 0.5 to 0.8 kWh (approx. 18–28 cents).
Related Calculators & Guides
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Transparency & Sources
Die Berechnungsgrundlagen, Verbrauchswerte und Strompreis-Referenzen auf dieser Seite basieren auf validierten Daten offizieller Stellen:
- Umweltbundesamt (UBA) Energieeffizienz & Stromverbrauch UmweltbundesamtOpen Source
- Stromspiegel für Deutschland co2online gemeinnützige GmbH (gefördert vom Bundesministerium für Wirtschaft und Klimaschutz)Open Source
Detailed Formulas & Methodology: View Methodology Page →