Working voltage: ac22010%, 50/60hz (special-made: 24vac, 110vac) Power consumption: 4w(only when you open and close the valve) Running time of each action: ¡â 18s (valve-on); ¡â 15s(valve-off) Nominal pressure: 1.6mpa Applied medium: cold or hot water, glycol water liquor ( 50%). Medium temperature: 2-75 Working environment temperature: -5+50 Material of actuator: outer cover: pc engineering plastic Base: enhanced pps (fire-resistant) 0.7kgs 15*13.5*8.5 cm 43*32*35 cm 32pcs/ctn