Overview Product Description Features: Meets or exceeds all USA mandated efficiencies Suitable for use on a VFD. 10:1 variable torque and 2:1 constant torque 1.15 service factor on sinewave, 1.0 service factor on IGBT power NEMA JM pump shaft dimensions JM frame has a rigid base, drip cover not included Ball bearings, mechanically locked on shaft end Class F insulation Dual rated motors are nameplated 60/50 hertz, 190/380 volts at next lower HP Standard assembly F1, reversible to F2 assembly UL recognized, CSA certified and CE mark Details 20 HP 1800 RPM 208-230/460 Volts 256JM Frame 53.0-49.0/24.5 Full Load Amps 40 °C Ambient Temperature Drip Proof Cross Reference: 256TTDBD6032Ships via Freight Truck Only, please provide a delivery address that allows for semi truck for deliveries Product Videos Custom Field Product Reviews