Kstar as leading UPS manufacturer in China, manage to produce UPS, VRLA Battery, INVETER, PDU, Precision Cooling, DATA CENTER SOLUTION, etc.All range of goods available with CE Certificate, with kindly enquiry, would like to offer best price and data sheet for reference first. Meanwhile, Kstar establish long-term co-operation with APC, EMERSON, MAKELSAN, HUAWEI, SVYAZ, TRIPP.LITE etc for OEM Brand.Highly Welcome OEM Logo and Customeriz Specification.