llego antes de lo esperado, super.
SKU: YBGMBQBY4-1500001V0
Top highlights
- Durable PTFE diaphragms withstand corrosion, 150°F/66°C max temperature, and 100 psi max pressure.
- Leak-proof polypropylene housing ensures long-term corrosion resistance.
- Efficient air valve design minimizes downtime with smooth, low-pulsation operation.
AI Summarized from product information
Specifications
- Model QBY4-15
- Body material Polypropylene
- Membrane material PTFE
- Inlet connection 1/2 inch (12.7 mm)
- Outlet connection 1/2 inch (12.7 mm)
- Air intake size 1/4 inch (6.35 mm)
Reviews · 4.3
Reviews · 4.3
in
on Nov 06,2026
on Nov 06,2026
Plastic 11.4L/min(3GPM)
in
on Oct 20,2026
on Oct 20,2026
Plastic 90L/min (24GPM)
perfect works great for our application
About this item
Description


Air-operated double diaphragm pump, polypropylene construction with PTFE diaphragm, and a flow rate of 8.8 GPM. Our self-priming diaphragm pump features a fully bolted polypropylene housing and double PTFE diaphragms, making it robust, corrosion-resistant, and leak-free. Sealed ball valves and trouble-free operation ensure excellent performance. It is perfectly suited for transferring viscous and flammable liquids. Our top-of-the-line self-priming diaphragm pump ensures the smooth operation of your processes.
High-quality double PTFE membranes
Excellent performance in compressed air operation
- Unique and professional designs

Robust housing made of polypropylene
The housing of the air-operated diaphragm pump is made of polypropylene, is fully screwed together, stable, and corrosion-resistant. Max. temperature: 150°F/66°C; Max. pressure: 100 psi.

PTFE double membrane
The self-priming pump features double PTFE diaphragms, offering high resistance to corrosion and aging. Max. flow rate: 8.8 GPM; Max. delivery head: 226.4 ft/69 m.

Professional air-powered designs
Our diaphragm pump meets international standards for reliable performance. Inlet/outlet port size: 1/2 inch; air inlet size: FNPT 1/4 inch.

Sealed ball valve
Ball valves and fluid caps are easily accessible for maintenance and repairs. Furthermore, the engine design ensures optimal air efficiency. An unbalanced air valve prevents stalling during operation.

Handle made of various materials
This air-operated diaphragm pump can pump many viscous and flammable liquids, including waste oil, alcohol, hydraulic fluid, gasoline, diesel, detergents, drinking water, and so on.

Versatile applications
The double diaphragm pump is used in various industries, for example in the petroleum, metallurgy, mining, coating, printing, water treatment and automotive industries, etc.

- Model: QBY4-15
- Body material: Polypropylene
- Membrane material: PTFE
- Inlet connection: 1/2 inch (12.7 mm)
- Outlet connection: 1/2 inch (12.7 mm)
- Air intake size: 1/4 inch (6.35 mm)
- Gas nozzle: 0.32 inch (8 mm)
- Maximum flow rate: 8.8 GPM
- Suction height: 0-5 m (0-16.4 ft)
- Max. suspended particles: 2.38 mm (3/32 inch)
- Maximum delivery head: 69 m (226.4 ft)
- Test seat material: Polypropylene

- 1 x Air-operated double diaphragm pump QBY4-15
- 1 x Product manual


Air-operated double diaphragm pump, polypropylene construction with PTFE diaphragm, and a flow rate of 8.8 GPM. Our self-priming diaphragm pump features a fully bolted polypropylene housing and double PTFE diaphragms, making it robust, corrosion-resistant, and leak-free. Sealed ball valves and trouble-free operation ensure excellent performance. It is perfectly suited for transferring viscous and flammable liquids. Our top-of-the-line self-priming diaphragm pump ensures the smooth operation of your processes.
High-quality double PTFE membranes
Excellent performance in compressed air operation
- Unique and professional designs

Robust housing made of polypropylene
The housing of the air-operated diaphragm pump is made of polypropylene, is fully screwed together, stable, and corrosion-resistant. Max. temperature: 150°F/66°C; Max. pressure: 100 psi.

PTFE double membrane
The self-priming pump features double PTFE diaphragms, offering high resistance to corrosion and aging. Max. flow rate: 8.8 GPM; Max. delivery head: 226.4 ft/69 m.

Professional air-powered designs
Our diaphragm pump meets international standards for reliable performance. Inlet/outlet port size: 1/2 inch; air inlet size: FNPT 1/4 inch.

Sealed ball valve
Ball valves and fluid caps are easily accessible for maintenance and repairs. Furthermore, the engine design ensures optimal air efficiency. An unbalanced air valve prevents stalling during operation.

Handle made of various materials
This air-operated diaphragm pump can pump many viscous and flammable liquids, including waste oil, alcohol, hydraulic fluid, gasoline, diesel, detergents, drinking water, and so on.

Versatile applications
The double diaphragm pump is used in various industries, for example in the petroleum, metallurgy, mining, coating, printing, water treatment and automotive industries, etc.

- 1 x Air-operated double diaphragm pump QBY4-15
- 1 x Product manual

- Model: QBY4-15
- Body material: Polypropylene
- Membrane material: PTFE
- Inlet connection: 1/2 inch (12.7 mm)
- Outlet connection: 1/2 inch (12.7 mm)
- Air intake size: 1/4 inch (6.35 mm)
- Gas nozzle: 0.32 inch (8 mm)
- Maximum flow rate: 8.8 GPM
- Suction height: 0-5 m (0-16.4 ft)
- Max. suspended particles: 2.38 mm (3/32 inch)
- Maximum delivery head: 69 m (226.4 ft)
- Test seat material: Polypropylene
Product guides and documents
Frequently Bought Together
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VEVOR Air-Operated Double Diaphragm Pump, 1/2 Inch Inlet and Outlet, Polypropylene Housing, 8.8 GPM and max. 120 PSI, Pneumatic PTFE Diaphragm Transfer Pump for Petroleum, Diesel, Oil and Low Viscosity Liquids
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