ST-D Series

ST-D Series AD Series Motor Driven Pumps

Compact mechanical diaphragm dosing pumps with spring return mechanism. A high torque electric motor drives forward stroke via a worm gear and eccentric mechanism. The robust gearbox reduction systems ensures high performances giving reliability and repeatable performance. Fluid displa-cement by single piece PTFE diaphragm connected directly to the gearbox return rod.


  • Flow capacities of 10 to 1231/h (264-32,50 GPH) at 50 Hz - 12 a148 l/h (3,17-39,00 GPH) at 60 Hz
  • Pressure up to 14 bar (203 PSI)
  • Strokes: 60-60-120-120-120 at SO Hz-72-72-144-144-144 at 60 Hz
  • Stroke lengths: 2,6-3,1-4 mm - r-1,2''-1,6''
  • Motor Power range: 0,18 kW. 
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