Feature 1EFFICIENT MOTHERBOARD: Variable frequency drive adopt excellent motherboard, intelligent and efficient, with strong protection performance and complete functions 2FULL SMD DESIGN: All internal components of vector frequency converter adopt SMD design, which greatly increase the stability of the machine, stable and reliable 3STRONG ABS MATERIAL: Inverter adopt industrial flame retardant ABS plastic material, has high impact resistance, high heat resistance, strong flame retardancy, good comprehensive performance 4SIMPLE TO USE: 3 Phase vector frequency converter use humanized keyboard design, with clear digital display, easy for you to operate, simple and convenient 5LOW NOISE AND GOOD COOLING: The super large heat sink of frequency inverter come with a small fan, the small fan ensure low noise and assist good heat dissipationItem Type: Vector Frequency ConverterMaterial: Flame retardant ABSInput: Three phase 320V-460V 50-60HzOutput: Three phase 0-380V 0-999.9HzPower: 3.7KWCable: Approx. 1.5m / 4.9ft .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }Package List1 x Variable Frequency Drive1 x Connection Cable1 x Control Panel1 x User Manual