VFD004EL43W Delta’s VFD-EL-W series is the new generation compact vector control drive. Simple, delicate and durable design inherits Delta’s superior drive technology. Various essential functions are built-in as standard, including: Multi-step Operation; Torque Compensation; PID Control; Multi-Pump Control; Water Supply at Constant Pressure; Leakage Detection function and so on. 0.4 KW – 0.5 HP – 1.5 A 460 V – 3 Phase