VFD, 0.37kW, 0.50hp, Heavy/Light Duty Rated, 120V, 1/N/PE, Integrated Safe Torque Off (STO), NEMA 1, IP31, without RFI, WLAN Module, Standard I/O + Modbus TCP/IP, Updated Processor, For Existing Applications: I55AP137A0A301W0WS