Choose your panel model, inverter type, and city — get real Tier-1 equipment recommendations, string configuration, roof area, and a complete bill of materials.
Check your last DISCO bill — look for “Units consumed”.
≈ 500 units/month · ~17 units/day
We use local sun-hours data to estimate your generation.
Lahore gets ~5.5 sun-hours/day → expect ~132 units/month per kW installed.
Pick the goal that matches your situation.
Most homes pick 4–6 hours to cover evening peak. Choose 0h for grid-tied operation without battery.
Standard panels today are 580–610W. Leave at 585W unless your installer specifies otherwise.
All calculators use 2026 NEPRA rates and current market prices.