Solar Energy System Designer Solar Energy System Designer Regional solar calculator — panels, inverter, battery & safety devices 1. Select your country / region Peak sun hrs/day: — Grid voltage: — Frequency: — Standard: — Currency: — 2. Your monthly consumption Monthly electricity usage kWh / month 3. System preferences Solar panel wattage 300W panels 400W panels 500W panels 550W panels 600W panels 610W panels 620W panels 650W panels 700W panels Number of solar panels (or auto) Auto (calculated) 1 panel 2 panels 3 panels 4 panels 5 panels 6 panels 8 panels 10 panels 12 panels 14 panels 16 panels 18 panels 20 panels 24 panels 28 panels 32 panels 36 panels 40 panels Battery type LiFePO4 (lithium) AGM (lead-acid) Gel (lead-acid) Battery capacity (per unit) 100Ah per battery 200Ah per battery 300Ah per battery 315Ah per battery 350Ah per battery Number of batteries (or auto) Auto (calculated) 1 battery 2 batteries 4 batteries 6 batteries 8 batteries 10 batteries 12 batteries 16 batteries 20 batteries 24 batteries 32 batteries Backup autonomy 1 day 2 days 3 days 5 days System DC voltage 12V 24V 48V Inverter type With built-in MPPT (hybrid/all-in-one) Without built-in MPPT (needs separate MPPT) Grid connection type Off-grid Hybrid (grid + solar) On-grid (grid-tied) Region sun hours (auto-set) Low — 3.5 hrs (cloudy) Moderate — 4.5 hrs Good — 5.0 hrs High — 5.5 hrs Very high — 6.0 hrs Excellent — 6.5 hrs Design my solar system ☀ System summary 🌐 System diagram ▣ Solar panels ⚡ Inverter 🔋 Battery bank 💡 Charge controller ⚡ Safety devices 🔌 Wiring guide Print / Save as PDF
