How to Power Your Entire House with Solar in Nigeria 2026: My Real kVA Calculator + Enugu Price Breakdown*
_N NEPA tariff went up again June 1. Generator fuel is ₦1,100/litre. These numbers are current for today._ “How many kVA do I need to power my whole house?” I get this WhatsApp message 20 times a week. Last week, a man in Trans Ekulu sent me his NEPA bill: ₦187,000 for May. He has 3 ACs, 2 freezers, pumping machine, and 7 bedrooms. An installer quoted him “10KVA solar will do”. *He would have wasted ₦6.8M.* I went to his house. Did load test with clamp meter. Real need: 18KVA. If he bought 10KVA, his ACs would trip the system every afternoon and he’d call solar a scam. After 47 full-house installs in Enugu, here’s the truth: *“Entire house” means different things.* 3-bedroom bungalow ≠ 5-bedroom duplex. Your installer must do math, not guess. *I’ll show you the exact math I use, with 2026 Enugu prices. No copy-paste.* *Step 1: Stop Using kVA. Use kWh. This Is Why 90% of Quotes Fail* kVA = power at one moment. kWh = power over time. *Example:* Your 1.5HP AC is 1.2kW. If it runs 8 hou...