10 SOLAR PV System Losses DIYSolarShack.com 100% solar energy Shading Losses 7% Thermal Losses 4.6% Array Mismatch 0.7% Dust and Dirt 2% Reflection 2.5% DC Cable Losses 1% Inverter Losses 3% Spectral Losses 1% Irradiation 1.5% AC Cable Losses 0.5% Total energy out 76.2%