Chemtech Pulsafeeder 150D 455

Chemtech Pulsafeeder 150D 455 is the standard by which all other dosing pumps are judged, Chem-Tech series 100/150 pumps with motorized-diaphragm technologi deliver dependable performance and extended longevity. The series 100/150 provides quiet, consistent metering over long periods of time in a compact form.

  • A-tried-and-true electric motor transfers power via a sealed gearbox and eccentric cam for smooth, reliable dosing.
  • Simple, adjustable system with knob and locking lever provide easy flow rate control and turndown.
  • The compact, injection-molded housing and clear pump head offer both affordability and chemical resistance.
  • The industrial grade, low-stress diaphragm provides long life, even in harsh conditions and continuous duty cycles.

Series 150 Models – Built upon the same solid platform as the 100 models, these units are capable of higher flow rates. With a range offering up to 100 USGPD ( 15.76 lph ), the series 150 can meet the demands of larger applications. Maximum Pressure is 60 PSIG ( 4.3 BAR ).


  • Guided Quad Check Valve System
  • Bleed Valve Assembly Standard
  • Feed Rate Control.
  • Duplex Models. Both Series are configurable for dosing two chemicals at different rates.

Operating Benefits

  • Reliable metering performance.
  • Sealed gear train.
  • Easy tube change-out.
  • Self Priming
  • Chemical resistant materials.
  • Simple installation.


  • Model : 455
  • 33.0 gpd ( 5.20 lph )/ 33.0 gpd ( 5.20 lph )
  • Max Press : 75 PSI ( 5.25 BAR ).

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