Global Air-Cooled Generator Market Size, Share, And Business Benefits By Type (Portable, Stationary), By System (Enclosed System, Open Ventilated System), By Power Output (Below 1 kW, 1-5 kW, 5-10 kW, 10-50 kW, 50-100 KW, Above 100 kW), By Fuel Type (Gasoline, Diesel, Natural Gas, Propane), By Application (Residential, Commercial, Industrial, Power Generation), By End-User (Homeowners, Businesses, Utilities, Government Agencies), By Region and Companies - Industry Segment Outlook, Market Assessment, Competition Scenario, Trends, and Forecast 2025-2034