1Exquisite Workmanship: PC flame retardant shell, high performance engineering plastic, protecting electrical safety, high sensitivity, strong bearing capacity. 2Copper Coil: The use of strong resistance coil by closing the contact to flow current and generate a magnetic field, industrial electrical installation and load control. 3Excellent Design: Silver alloy contacts are more conductive, carry more current, have more ample mass, and have smoother suction. 4Reliable Operation: Stable contact point, strong electrical conductivity, high temperature erosion resistance. Operating frequency up to 1,200 times per hour, high sensitivity, stronger carrying capacity. 5Quick Installation: Light in weight and compact in size, this AC contactor's standard installation is very convenient. 1 xAC Contactor