Features Advanced Surge Protection - Experience reliable safety with over current and overheat protection, along with temperature-controlled short circuit functionality Exceptional Reliability - Enjoy peace of mind with low current leakage, quick response time, and low residual voltage for ultimate dependability User-Friendly Status Display - Simplify monitoring with a clear indication window that showcases different colors to communicate the working status effectively Durable and Flame Retardant - Benefit from premium PC material that ensures sturdiness and safety, making it suitable for various environments Hassle-Free Installation - Effortlessly install on a 35mm electrical guide rail thanks to its lightweight and compact design, ensuring a quick setup process Features: 1、Surge Protection: With over current and overheat protection, the surge arrester also enables temperature controlled short circuit. 2、Reliable Working: Low current leakage, quick response time and low residual voltage, the surge protective device is very reliable. 3、Clear in Display: The indication window will display different colors to better show the working status, simplifying the . 4、Premium Material: Adopting premium PC material that is flame retardant and very sturdy with , also very for use. 5、Easy to Install: Comes with light weight and compact size, the 35mm electrical guide rail installation is very easy to complete. Specification: Item Type: Surge Protective Device Model: SGSP 40 Uc: ~1000VDC In: 20KA, 8/20μs. Inmax: 40KA, 8/20μs. Up: ≤3.8KV Casing Material: Flame retardant PC. Installation: 35 standard guide rail installation. Protection Grade: IP20 Package List: 1 x Surge Protective Device Package List 1 x Surge Protective Device