The technical data of metal oxide varistor of our company is as below Modle No.DiameterHeight mmVoltage at 1mA D.C.Ratio of residual Voltage at 8/20us lightning impulse and 1mA DC4/10 μs 2 times high current18times of 2μs rectangular current impulsemmmmKV5kA10kAkA(max.)kA(max.)D335+0-124±15.0±0.51.8540100D442±124±15.0±0.51.865200D552±124±0.54.7±0.51.721.7965400D659±122.5±0.54.5±0.51.661.77100600D771+1-022.5±0.54.5±0.51.581.70 100800D881+1-022.5±0.54.5±0.51.60 1.651001000