Insulated return Yes, kW 2.2, Max RPM 2100, Voltage 24, Regulator plug w/o, Pulley w/o, Prod. info BN/OE, Fan w/o, Mounting Flange 105.00, Mounting Hole D1 M8, Source Mahle Letrika, Mounting Hole D2 M8, Rotation CW, Outer Diameter 117.00, Length 195.60