... plating Company advantages:1. We are 53 years 100% state-owned company, rich experience, reliable. 2 ... control board, upgrade reliabilityEfficiencyHigh, above 90% for 15V output rectifierSave running cost (electricity cost), energy savingLifespanLong, ... lowProtectionsComplete, Phase loss, input under voltage, overvoltage, output under-voltage, overcurrent, overheat, short circuitSafe, protect ...