Electric Diaphragm Pumps

Duplex II AC Demand Pump

Self-priming diaphragm pump with 110-240v AC electric motors. Flow rates from 4-8 liters/min (1-2.1 US gallons/min), pressure switch control, bypass, or both. Capable of pressures up to 6.5bar (95psi)

Model No.: Duplex II AC Demand

  • Handles Water-like and Views Liquids Up to 250 cP
  • Chemical-resistant polypropylene pump head for long life
  • Latest techhnology internal check-valves for reliable self-priming
  • Choice of elastomers for maximum chemical compatibility
  • Internal bypass for excellent performance range
  • Optional pressure-switch control to run the pump only as needed
  • Available with long running heavy duty motor with built-in thermal overload
  • Available with commercial-duty DC monitor for continuous operation