... Motor,synchronous motor,used in motorised valve for HVAC system,can also supply reversible type,popular 5w 5rpm Our company is ... customers' demands.1)AC Hysteresis Synchronous Motor,Gear or Shaft out type ,Use to HAVC system,AC Hysteresis Synchronous Motor1, AC ... 5/6r/min 7)Outout type: Gear/Shaft 3, Hysteresis Synchronous Motor is used to HAVC system, Electric Valve, timing Set etc. Hysteresis ...