Feature: 1. Main Application: This protector defend the AC power system by providing instant lightning protection, and overvoltage protection. 2. PC Shell: PC flame retardant and fireproof shell can prevent internal components from being burned out, and the internal accurate chip, with strong accuracy and better conductivity, is the core of the protector. 3. Modular Design: The protector adopts a modular design, which is very easy to use and maintain. Very practical design 4. Easy to Install: Comes with a compact size and a light weight as well, the easy installation can be quickly completed. 5. Ideal Replacement: Comes with stable structure, excellent performance and long service life, this protector is an ideal replacement for the old and damaged parts. Specification: Item Type: Surge Protector Material: PC Flame Retardant Nominal Discharge Current In: 10kA (8/20μs) Maximum Discharge Current Imaximum: 20kA (8/20μs) Number of Poles: 3P Installation: 36MM Rail Protection Class: IP20 Working Temperature: -40℃ to 80℃, Humidity: Less Than or Equal to 90% (Average 25℃). Package List: 1 x AC Surge Protector