Showing 1–8 of 71 products
QBY AODD PumpThe Full QBY FamilyThe QBY series covers eight standard sizes from 10 mm to 100 mm. Flow ranges from 0.8 m³/h to 30 m³/h. Head goes up to 60 meters. There’s a model for almost every job. Complete Mode…
QBY AODD PumpWhen You Need Big FlowThe QBY-80 and QBY-100 are the largest standard models. They handle high-volume transfer jobs where smaller pumps would struggle. Both models share the same robust design princip…
QBY AODD PumpChoosing the Right Body MaterialThe QBY comes in four standard materials. Each has strengths for different applications. Here’s a quick comparison. Material Comparison Table Material Weight Corrosion…
QBY AODD PumpParts That WearThe QBY has only a few wearing parts. This keeps maintenance simple and affordable. The main items are diaphragms, ball valves, and valve seats. Recommended Replacement Schedule Part In…
QBY AODD PumpSimple Flow AdjustmentMost pumps need variable frequency drives or complex controls to change flow. The QBY adjusts flow with a simple air regulator. Turn the knob to increase or decrease speed.How It…
QBY AODD PumpWhy Self-Priming Matters Many pumps need to be below the liquid level or require a foot valve to hold prime. The QBY doesn’t. It pulls liquid up from up to 7 meters below. This simplifies installation…
QBY AODD PumpInherently Safe DesignThe QBY diaphragm pump doesn’t need electricity. It runs on compressed air. This makes it naturally explosion-proof — no sparks, no arcs, no hot surfaces. Where Safety Matters Mo…
QBY AODD PumpHandling the Heat Standard QBY pumps handle temperatures up to 120°C. With special materials, they can go to 150°C. This makes them suitable for hot liquids that would damage other pump types. Tempera…