HaquanPump & Valve
QBY-25 Pneumatic Diaphragm Pump – 2.4 m³/h, 7 Bar, Compact Design — QBY AODD Pump
QBY AODD Pump

QBY-25 Pneumatic Diaphragm Pump – 2.4 m³/h, 7 Bar, Compact Design

Model: QBY-25

The QBY-25 hits a sweet spot for many users. With a 25 mm port and flow up to 2.4 m³/h, it’s big enough for production work but small enough to move around. I’ve seen these used everywhere from small…

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-25 hits a sweet spot for many users. With a 25 mm port and flow up to 2.4 m³/h, it’s big enough for production work but small enough to move around. I’ve seen these used everywhere from small workshops to large factories.


Why It Works Well

Self-priming up to 7 meters

Handles solids up to 2.5 mm

Runs on shop air — no electrical connection

Lightweight and portable

Easy to clean between batches


Technical Details

ParameterValue
ModelQBY-25
Port Size25 mm (1″)
Max Flow2.4 m³/h
Max Head60 m
Max Pressure6 kgf/cm²
Suction Lift7 m
Air Consumption0.6 m³/min

Material Choices
You can get the QBY-25 in:

Aluminum​ – lightweight, good for general use

Stainless steel​ – for corrosive liquids

Cast iron​ – tough and abrasion-resistant

Polypropylene​ – chemical-resistant and affordable
Typical Jobs
Transferring plating solutions, pumping ink for printing presses, moving ceramic slurry, handling waste oil, circulating coolants in machining operations.
Applications Summary:​
plating solution transfer, ink pumping, ceramic slurry handling, waste oil removal, coolant circulation, chemical dosing
Thanks for stopping by HAQUANPUMP. We specialize in QBY diaphragm pumps and related fluid equipment. Need a quote or technical advice? Drop us a message — we respond fast.

Typical Applications

  • plating solution transfer
  • ink pumping
  • ceramic slurry handling
  • waste oil removal
  • coolant circulation
  • chemical dosing

Related Products