Feature:1. FLAME RETARDANT: The surge protector adopts PC flame retardant shell, safe to use. Modular design, easy to use and maintain, excellent conductivity.2. SHORT CIRCUIT PROTECTING: Built in short circuit technology for over current, over heat, and temperature control. Maximum continuous operating voltage is 275VAC.3. STABLE PERFORMANCE: The surge protective device uses precise electronic components, ensuring longer lifespan, stable performance, and efficient work completion.4. QUICK RESPONSE: The surge protector instantly activates in nanoseconds when surge overvoltage occurs, redirecting it to the ground to guard electrical devices.5. SIMPLE INSTALLATION: This surge protective device adopts standard 35MM DIN rail installation, can work with distribution box circuit breaker.Specification:Item Type: Surge ProtectorMaterial: Flame Retardant PCModel: CHLT 20Maximum Continuous Operating Voltage Uc: 275VACNominal Discharge Current In: 10KAMaximum Discharge Current Imax: 20KAVoltage Protecting Level Up: 1.2KVThunder Prevention Level: T2Protecting Level: IP20Indication: Green: Normal, Red: FaultInstallation: 35mm Standard Rail.Package List:1 x Surge Protector