Global Generator (Up to 20 kVA) Market By Type (Up to 5 kVA , 5 to 10 kVA , 10 to 15 kVA , and 15 to 20 kVA), By Application (Residential , Commercial , Industrial , and Telecom), By Region, and Key Companies - Industry Segment Outlook, Market Assessment, Competition Scenario, Trends and Forecast 2020-2029