QBY Air-Operated Diaphragm Pump (AODD)QBYS Stainless Steel Pneumatic Diaphragm Pump
The QBYS is the stainless-steel version of the QBY pneumatic diaphragm pump — SS304/SS316 for corrosive, food and hygienic fluids. Full size range, in stock.

Clean and GentlePharmaceutical and cosmetic manufacturing demands cleanliness and product integrity. The QBY diaphragm pump delivers both. With no mechanical seal and smooth internal surfaces, it’s ea…
| Flow Rate | 0-30m³/h |
|---|---|
| Head | 0 – 50 / 70m |
| Inlet / Outlet Diameter | 10 – 100mm |
| Material | PP Engineering Plastic, Aluminum Alloy, Cast Iron, Stainless Steel |
Clean and Gentle
Pharmaceutical and cosmetic manufacturing demands cleanliness and product integrity. The QBY diaphragm pump delivers both. With no mechanical seal and smooth internal surfaces, it’s easy to clean and won’t contaminate products.
What It Handles
Sanitary Features

Batch Changeover
Flush between batches with appropriate cleaning solution. The simple design allows complete drainage.
Applications Summary:
pharmaceutical transfer, cosmetic manufacturing, cream pumping, lotion handling, perfume transfer, extract processing, sanitary fluid handling
Thanks for reading from HAQUANPUMP. We supply QBY diaphragm pumps suitable for pharmaceutical and cosmetic applications. Contact us for sanitary options.
QBY Air-Operated Diaphragm Pump (AODD)The QBYS is the stainless-steel version of the QBY pneumatic diaphragm pump — SS304/SS316 for corrosive, food and hygienic fluids. Full size range, in stock.
QBY Air-Operated Diaphragm Pump (AODD)The 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 Air-Operated Diaphragm Pump (AODD)When 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…