7.5HP LEESON SM-VECTOR IP20 VFD 400-480VAC 3PH 174021.00. Manufactured by LEESON. Model number: 480VAC. This variable frequency drive (VFD) is designed for precise motor speed control. Features include adjustable frequency output, built-in protection, and easy installation. Suitable for industrial and commercial motor control applications. High quality industrial product with reliable performance.