Investor Presentaiton

Installed Capacity by Energy Source CFE's Transition Towards Cleaner Generation of Electricity Towards Cleane neration of Electro In 1Q2018, clean technologies reached 27.7% of total installed capacity. Natural Gas (IPP*) 22.9% Diesel & Natural Gas 0.4% Fuel Oil & Natural *Independent Power Producers Gas 8.9% Diesel 1.9% Coal Total Clean Technologies 27.7% • • 9.7% Natural Gas 20.1% Fuel Oil 8.4% • CFE Comisión Federal de ElectricidadⓇ Hydroelectric Nuclear Wind Efficient cogeneration Geothermal • Bioenergy . Photovoltaic 7

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