MZS-230AV Impulse sparkover current up to 25 kA (direct strike waveform 10/350us)Voltage protection.....

MZS-NPE Impulse sparkover current up to 75 kA (direct strike waveform 10/350 us)Voltage protection l.....

MZS-400AV Impulse sparkover current up to 25 kA (direct strike waveform10/350 us)Voltage protection.....

MZS-NPE400 Impulse sparkover current up to 75 kA (direct strikewaveform 10/350 μs)Voltage protec.....

SPD for PV MZS-300DC MZS-600DC Deterioration display function (warning contact output terminal att.....