1Premium Design: The product shell is made of PC flame retardant material, making it safer to use. Modular design, very simple to use and maintain, and good conductivity. 2With High Safety: Built in short circuit technology for overcurrent protection, overheating protection, and temperature control. The maximum continuous working voltage of the product is 1000V. 3Reliable Operation: Adopting accuracy electronic components, with longer service life and more stable performance, helps you complete your work more effectively. 4Quick Response: When the system experiences surge overvoltage due to lightning strikes or other reasons, the protector immediately opens within nanoseconds and introduces the surge overvoltage to the ground to protecting the electrical equipment. 5Easy Installation: This product adopts a 3P guide rail installation, which is very simple to install. Standard 35MM rail installation, used in conjunction with distribution box circuit breakers. 1 xSurge Protective Device