Features Motor Control: Applicable to single phase and three phase motors, this magnetic motor starter allows stable motor start. Convenient to use: suitable for all air and water compressor applications, as well as engine start control applications, very useful. Reliable Working: Adopt waterproof iron case with sturdy structure, unlikely to malfunction and very durable for long time use. SAFER WORKING - Comes with built-in overload protection and fault protection to ensure 24-hour motor protection and high safety. Easy to Install There are 4 holes for wiring, while the light weight and compact size make installation much more convenient. Specification: Item Type: Magnetic Motor Starter Model: LE1D50M7. Material: Iron. Applicable Voltage: Single Phase 220V 230V, Three Phase 380V 400V Power: Single Phase 15KW 20HP, Three Phase 22KW 30HP. Adapter current: 37-50A Waterproof level: IP55 Package list: 1 magnetic motor starter 1 x User Manual Package List 1 x Magnetic Motor Starter 1 x User Manual