Features Circuit Protection - DC surge protection with built-in over-current, overheating, temperature control and short circuit protection to ensure safe operation. GOOD PERFORMANCE With the protection level IP20, the surge protection device has low leakage current, fast response and low residual voltage. Easy Installation The surge protector is a module design, adopts standard 35mm guide rail mounting, which is easy to install and replace. Material The protector shell is made of PC material, which is flame retardant and flame retardant, stable and reliable, ensuring safe use. Visible window: the color of the viewing window shows the working status of the protector, clear and intuitive, with a space discharge electrode. Specification: Item Type: DC Surge Protector Model: SGSP 40 Uc: 1000VDC Input: 20KA(8/20μs) Inmax: 40KA (8/20μs). High: ≤3.8KV Shell material: flame retardant and highly flame retardant PC Installation: standard guide rail 35 Degree of protection: IP20. Package list: 1 x Surge Protector Package List 1 x Surge Protector