⚡ Cu ρ (75°C): 0.0214 Ω·mm²/m 🔌 NEC / IEC Standards: NFPA 70 & IEC 60364 🇺🇸 US Grid Avg: $0.175/kWh 🇩🇪 DE Grid Avg: €0.345/kWh 🇸🇪 SE Elpris: 1.54 SEK/kWh 🇳🇴 NO Strøm: 1.17 NOK/kWh 🔩 Copper Ref: $9,650/t (2026-10-24)
☀️ Solar PV Array · 440W N-Type TOPCon · LiFePO4 Battery Storage

Solar System & Battery Sizing for 3,200 kWh/Month in Aarhus, Denmark

Complete photovoltaic engineering breakdown for a 3,200 kWh/month (106.7 kWh/day) electricity profile in Aarhus, Denmark (3.2 Peak Sun Hours/day).

Recommended Solar Array41.8 kWp95× 440W Solar Panels
LiFePO4 Battery Bank81.5 kWh69.3 kWh Usable + 37.3 kW Inverter
Annual Solar Generation39,058 kWhRoof Area: 194.7 m² (2096 ft²)
Estimated Annual Savingskr. 97,645/yrPayback: ~4.9 yrs · 16.4t CO₂

Technical Specification Table — 3,200 kWh/Month Solar System (Aarhus, Denmark)

Monthly / Daily Electricity Consumption3,200 kWh/month (106.7 kWh/day)
Location Peak Sun Hours (PSH)3.2 hours/day (Aarhus, Denmark)
Required PV System Size (80% Performance Ratio)41.8 kWp DC
Number of Solar Panels (440W N-Type Bifacial)95 panels
Roof Area Required194.7 m² (2,096 sq ft)
Recommended Hybrid Inverter Rating37.3 kW AC
Recommended LiFePO4 Battery Storage (85% DoD)81.5 kWh Nominal (69.3 kWh Usable)
Estimated Annual Output39,058 kWh/year (~3,255 kWh/month)
Estimated System Turnkey Cost (Before Tax Credits)kr. 480,700
Annual Electricity Bill Savings (@ kr. 2.5/kWh)kr. 97,645/year (kr. 8,137/month)

Frequently Asked Questions

How many solar panels are needed for 3,200 kWh per month in Aarhus, Denmark?

With an average of 3.2 Peak Sun Hours per day in Aarhus, Denmark and an 80% system performance ratio, a monthly usage of 3,200 kWh (106.7 kWh/day) requires a 41.8 kWp solar array, which equals 95 standard 440W N-Type solar panels occupying 194.7 m² (2096 sq ft) of roof space.

What size solar battery bank do I need for 3,200 kWh/month?

To cover evening and overnight loads (65% of daily consumption at 85% LiFePO4 depth of discharge), a 81.5 kWh nominal (69.3 kWh usable) LiFePO4 battery bank paired with a 37.3 kW hybrid inverter is recommended.

How much money will a 41.8 kW solar system save in Aarhus, Denmark?

Generating approximately 39,058 kWh per year at an average local tariff of kr. 2.5/kWh, the system saves kr. 97,645 per year (kr. 8,137/month) with an estimated payback period of 4.9 years.