... friction, noise & vibration, temperature rise, maintenance cost ISO & CE Energy Saving Servo Motor for Sewing Machine:Type: Brushless permanent magnet motorPower Voltage Rang: AC220V ... :3N/MNeedle up/down: Optional functionOverload Protection: YesFeatures:Brushless, lower friction, low noise & vibration, low temperature rise, longer uselife, smaller & lighter,more efficient ...