... -GENs 40 Sets / Month, Diesel-Natural Gas Dual-Fuel Generators 10 Sets / Month, LPG Generators & CHPs/CO-GENs 20 Sets / Month, Engines 1 ... ,000 Units / Month Natural Gas Generators & CHPs/CO-GENs 150 Sets ... /CO-GENs 200 Sets, Diesel-Natural Gas Dual-Fuel Generators 20 Sets, LPG Generators & CHPs/CO-GENs 50 Sets, Engines 7,000 Units ...