AdjustersFunction: short-circuit function, over-current protection, over-voltage protection, overload protection, PID regulation.DAVR-50S for 5KW Single phaseDAVR-50S3 for 5KW three phaseDAVR-95S for 8.5/9.5KW Single phaseDAVR-95S3 for 8.5/9.5KW three phaseDAVR-150s for 15kw Single phaseDAVR-150s3 for 15kw three phaseWires:10PCS.Voltage: 220V 50HZ==========Hign-concerned Chemical : NoneModel Number : KI-DAVR-50Spower : 5kwphase : singlevoltage : 220vwires : 10 Adjusters Automatic Voltage Regulator KI-DAVR-50S Voltage Regulator 5KW compatible with Single Phase Generator ASIN B0FGTRDHMS Brand QEJWWGFI Model QEJWWGFI Item Weight 1.76 ounces Manufacturer QEJWWGFI Item model number QEJWWGFI Package Dimensions 11.81 x 7.87 x 3.94 inches Manufacturer Part Number QEJWWGFI