Features Surge Protection Our device has ultra-high sensitivity, which will open quickly within nanoseconds when the system undergoes surge due to lightning strike or other reasons, effectively protect electrical equipment. Good Conductivity Using accurate electronic components, with good conductivity and stable performance, can help to finish the work more efficiently. Guide Rail Installation The surge protector adopts standard 36mm guide rail installation, can be used with the circuit breaker of the distribution box. Widely Used The surge protection device can be used for indoor community, commercial buildings, shopping malls, schools, hospital buildings, households and more. Flame Retardant The housing of this surge protection device adopts PC flame retardant material, which is very safe and reliable to use. Specification: Item type: 2P surge protection device Material: PC. Maximum continuous operating voltage Uc: 1000VDC Nominal discharge current In: 20kA (8/20μs) Maximum discharge current Imaximum: 40kA (8/20μs) Upper voltage protection level: ≤3.5kV Number of poles: 2P Degree of protection: IP20. Operating Temperature: -40℃ to 80℃, Humidity: ≤90% (average 25℃) Package list: 1 x 2P Surge Arrester Package List 1 x 2P Surge Protective Device