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 Grade: IP55 Package List 1 x Magnetic Motor Starter 1 x User Manual 1Motor Control: Applicable to both single phase and three phase motor, this magnetic motor starter enables stable motor start up. 2Safer Working: Comes with built in overload protection and defect protection to ensure 24 hour motor protection and high safety. 3Practical Use: Suitable for all air compressor and water applications, as well as motor start control applications, very useful. 4Reliable Work: Adopting waterproof iron casing with sturdy structure, not likely to malfunction and very durable for long using. 5Easy to Install: There are 4 holes for wiring, while the light weight and compact size make the installation much more convenient.