UPS, Inverter, Battery manufacturer / supplier in China, offering 10kVA Three Phase Online UPS Low Frequency Design Pure Sine Wave Output for Critical Loads, 0.9PF Low Frequency Online UPS 20kVA-200kVA True Doble-Conversion Online Technology for Extruder Machine, Low Frequency Medical UPS 380VAC Three Phase UPS 100kVA 120kVA IGBT UPS for CT Scanner and so on.