1)TSD-S500VA~TSD-S10KVA 2)Super-thin voltage stabilizer 3)ISO9001,CB 4)Warranty: 2 year, MOQ:10pcs ... small volume,light weigh,undistorted waveform,high efficiency,reliabli performance,and time-delay,over-voltage,etc,the series of stabilizers driven,of general type ... -10KVA49*36*251 CARTON TSD HANGING-TYPE FULLY AUTOMATIC AC VOLTAGE REGULATOR