The quenched alloy spring has a strong and rapid resilience, which can improve work efficiency.Containing a silver contact copper parts that has high conductivity, this AC connector is stable and durable.It is made of high quality ABS and metal materials, with good performance and wide application.Its length is 8cm, width is 4cm, height is 7.5cm.It is widely used for long-distance connecting and breaking circuit , frequent start and control AC electric motors.Item Name: AC ContactorMaterial:ABS,MetalAmbient Temperature: -5 Degrees Celsius -40 Degrees CelsiusRated Voltage: 690VRated Current: 12AMechanical Life: 36 (Million Times)Specification: 1: 24V, 2: 36V, 3: 48V, 4: 110V, 5: 220V, 6: 380VMain Contact Form: Silver ContactsAuxiliary Contact Type: Silver ContactsWorking Elevation: 2000MAir Extinguishing Medium: Air TypeNumber of Main Contact Poles: 3 PolesMain Contact Control Circuit: AC ContactorNumber of Normal Open Main Contacts: 3Coil Voltage: 24V-380VCoil Frequency: 50Hz/60HzHeating Current: 25AElectrical Life: 12 (Million Times)Size:8cmx5.1cmx9.6cm/3.15inx2.01inx3.78inNotes: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. The voltage nameplate of non-main contact marks the working voltage of the coil; If the coil voltage is 24V, then A1.A2 should not be matched to the non-24V voltage line, the wrong connection will cause the coil not to work or to burn.Package Includes:1 X AC Relay1 X User Manual