Hysteresis Motor,synchronous motor,used in motorised valve for HVAC system,can also supply reversible type,popular 5w ... motors that are used for fan coil, damper, and zone valve (2/3-way valve)The hysteresis synchronous motors have such characteristics as ... , AC Hysteresis Synchronous Motor is used to HAVC system, Electric Valve, Riming Set etc. 2)Input Power: ≤ 6.5W 3)Power ...