Electrical Type: DC Permanent Magnet HP: 1/4 KW: 0.19 RPM: 1750 Frame: SS56C Diameter: 6.5" Enclosure: Totally Enclosed Non Ventilated Voltage: 90 Rotation: Reversible Overload: None Material: Rolled Steel Bearings Type: Ball / Ball Bearings SE Type: Ball Bearings OSE Type: Ball Mounting: Round Amperage: 2.7 Shaft Type: Keyed Shaft Extension: 2.060" Shaft Diameter: 0.625 AC/DC: dc Bearings DE Type: Ball Bearings ODE Type: Ball UL and CSA Listed, Meeting NEMA MG1 standards.|Brush holder design provides easy access for motor maintenance.|Permanent magnet design ensures higher motor efficiency.|Permanently lubricated sealed bearings extend the lifetime of the motor.|Compatible with PWM or SCR type controllers.