1,SAFE AND SENSITIVE PC: The contactor adopts PC flame retardant shell, high performance engineering plastics to protect the safety of electricity, possess high sensitivity and strong bearing capacity 2,FULL TURN WINDING COPPER CORE COIL: AC contactor uses the strong resistance coil to flow through the current, generating the magnetic field of the closed contact, realizing the electrical installation and control of the load of industrial appliances 3,STRONG AND POWERFUL: The silver alloy contact of the contactor has strong conductivity, can carry more current, more smooth suction, and has 32 pieces of iron core guaranteed by quality 4,DYNAMIC MAGNETIC CIRCUIT ANALYSIS: The designer of contactor according to the electromagnetic system suction reaction to research, and then according to for ANSYS and other software combined with arc extinguishing structure, finally equipped with copper coil 5,WIDE APPLICATION: AC contactor adopt convenient non crack buckle design, in addition to screw installation, also available in 35mm, 75mm type standard card rail installation, usually used in power supply, distribution and power applications Item Type: AC Contactor Material: PC, copper, iron, silver Use: Power supply, distribution and electrical applications Rated Current: 40A Contact Form: Auxiliary contact 1 NO 1 NC, 3 NO main contact Contact Material: Silver Coil Frequency: 50HZ Heat Stable Current Lth: 60A Ambient Temperature: -5℃ to and40℃ Installation: Rail or M5 screw mounting 1 x AC Contactor Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.