Features 1、High End Motherboard: The inverter adopts high end motherboard, intelligent and practical, has strong protection and complete functions. 2、Full SMD Design: All internal components adopt SMD design, greatly increases the stability of the machine, provide excellent performance. 3、Flame Retardant ABS Housing: The housing is using industrial grade ABS plastic, has high impact and heat resistance, good flame retardant and comprehensive performance. 4、Simple Operation: The converter is designed with user friendly keyboard, equipped with digital display screen, easy and convenient for operation. 5、Good Heat Dissipation: Built in large heat sink, which is about 3 times larger than which of similar products, with small fan which has low noise when running, and assisting good heat dissipation. Specification Item Type: Motor Variable Frequency Drive Material: ABS Storage Temperature: -25℃ to +55℃ Input Voltage: Three Phase 380-440V AC Output Voltage: Three Phase 0-440V AC Package List 1 x Motor Variable Frequency Drive 1 x Manual