HaquanPump & Valve
QBY-40 Air-Operated Diaphragm Pump – 8 m³/h Versatile 1.5″ AODD — QBY AODD Pump
QBY AODD Pump

QBY-40 Air-Operated Diaphragm Pump – 8 m³/h Versatile 1.5″ AODD

Model: QBY-40

The QBY-40 is the model most buyers reach for first — a 1.5-inch all-rounder that covers the bulk of everyday transfer duties at up to 8 m³/h. It carries solids to 4.5 mm and lifts 7 m dry, so it cope…

Specifications
Flow Rate0-30m³/h
Head0 – 50 / 70m
PowerkW
Inlet / Outlet Diameter10 – 100mm
MaterialPP Engineering Plastic, Aluminum Alloy, Cast Iron, Stainless Steel

Product Overview

The QBY-40 is the model most buyers reach for first — a 1.5-inch all-rounder that covers the bulk of everyday transfer duties at up to 8 m³/h. It carries solids to 4.5 mm and lifts 7 m dry, so it copes with everything from clean chemicals to lightly laden slurries.

Port size40 mm (1.5 in)
Max flow8 m³/h
Max head60 m
Suction lift7 m
Max particle4.5 mm
Air consumption0.6 m³/min (≤7 bar)

If you are unsure which size to standardise on across a site, the QBY-40 is usually the safe starting point: common spares, wide material choice, and enough head and solids capacity for most lines.

Applications: chemical processing, paint and coatings, ceramics, adhesives, food and beverage, wastewater, light mining slurry

Have a corrosive, abrasive or hard-to-handle fluid to move? The HAQUANPUMP engineering team will help you specify the right QBY pump — reach out any time for advice or a quotation.

Typical Applications

  • chemical processing
  • paint and coatings
  • ceramics
  • adhesives
  • food and beverage
  • wastewater
  • light mining slurry

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