Features 1、2P Rail Installation: The voltage arrester device adopts 2P rail installation, the installation is very simple 2、PC Flame Retardant Material: The shell of the voltage arrester is made of PC flame retardant material, safer to use with premium and excellent performance 3、Visual Window: Come with visual window, traffic lights indicate power on and off at a glance 4、40kA Maximum Discharge Current: Maximum discharge current for 40kA, nominal discharge current is 20kA, and voltage protection level is 3.5kV 5、Excellent Performance: SPD protective devices come with stable structure, excellent performance and long service life Specification Item Type: SPD Protective Devices Product Material: PC Product Model: FXD1-PV40 Maximum Discharge Current: 40kA Nominal Discharge Current: 20kA Voltage Protection Level: 3.5kV Level: 2P Installation Method: Rail installation Package List 2 x Protective Devices