Features Lightning Strike Defense: Safeguard AC power systems from lightning strikes and overvoltages, ensuring reliable protection for electronic devices and appliances. Flame Retardant Material: Constructed with PC material, this surge protector is flame retardant, impact-resistant, and weather-resistant, providing long-lasting durability and safety. Premium Chip Technology: Features an accurate chip for premium electrical conductivity and rapid response speed, ensuring effective surge protection and reliable performance. Quick Rail Installation: Designed for standard 36mm rail installation, facilitating swift and convenient setup for immediate surge protection implementation. User-Friendly Modular Design: Utilizes a modular design for simple utilization and maintenance, offering ease of use and hassle-free upkeep for enhanced convenience. Specification: Item Type: AC Surge Protector Material: PC Flame Retardant Maximum Continuous Working Voltage Uc: 420V AC Nominal Discharge Current In: 20kA (8/20μs) Maximum Discharge Current Imax: 40kA (8/20μs) Voltage Protection Level Up: Less Than or Equal to 1.8KV Number of Poles: 2P Installation: 36MM Rail Protection Class: IP20 Working Temperature: -40℃ to 80℃ Working Humidity: Less Than or Equal to 90% (Average 25℃) Package List: 1 x AC Surge Protector Package List 1 x AC Surge Protector