SKU: YBGMBQBY4-25LF461V0
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VEVOR Air-Operated Dual Diaphragm Pump 1 Inch Inlet/Outlet Aluminum 35 GPM Max 120PSI for Industrial Use, QBY4-25LF46-1inch-35
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- High-quality PTFE double diaphragms: Our air-operated double diaphragm pump uses PTFE diaphragms, which are robust, corrosion-resistant, and durable. Max. temperature: 150°F/66°C; Max. pressure: 100 psi; Max. flow rate: 24 GPM; Max. delivery head: 229.6 ft/70 m ±15%.
- Robust and leak-proof construction: The housing of the diaphragm pump is made of an aluminum alloy, is screwed together to prevent leakage, and is robust and corrosion-resistant for long-term use.
- Excellent performance in compressed air operation: Inlet/outlet opening size: 1 inch; air inlet size: FNPT 1/2 inch. A high-quality Glyd ring, the double-acting seal, enhances air performance.
- Unique and professional design: Our double diaphragm pump features an externally available air distribution system. The modular air valve is made of stainless steel. This low-pulsation air valve ensures smooth and quick changes for increased efficiency and minimized downtime.
- Versatile applications: This diaphragm pump can process various liquids, such as waste oil, alcohol, hydraulic fluid, gasoline, diesel, cleaning agents, beverages, etc. It is used in many industries, such as petroleum, metallurgy, mining, coating, printing, water treatment and automotive.
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Description


Air-operated double diaphragm pump, constructed from aluminum alloy with a PTFE diaphragm, and a flow rate of 24 GPM. Our self-priming diaphragm pump features a fully bolted aluminum alloy 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 ideal for transferring viscous and flammable liquids. Our premium 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 aluminum alloy
The housing of the air-operated diaphragm pump is made of an aluminum alloy, is fully bolted, 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: 24 GPM; Max. delivery head: 229.6 ft/70 m ±15%.

Professional air-powered designs
Our diaphragm pump meets international standards for reliable performance. Inlet/outlet port size: 1 inch; air inlet size: FNPT 1/2 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: QBY4-25L F46
- Type: Air-operated double diaphragm
- Membrane material: PTFE
- Body material: Aluminum alloy
- Inlet/outlet connection: 1 inch (25 mm)
- Air intake size: NPT 1/2 inch (12.7 mm)
- Maximum flow rate: 24 GPM
- Max. delivery head: 229.6 ft/70 m±15%
- Valve type: Ball
- Suction height: 0-5 m (0-16.4 ft)
- Max. suspended particles: 3 mm (1/8 inch)
- Average air consumption: 38 CFM
- Self-priming, dry: 3 m (10 ft)
- Self-priming wet: 4.6 m (15 ft)

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


Air-operated double diaphragm pump, constructed from aluminum alloy with a PTFE diaphragm, and a flow rate of 24 GPM. Our self-priming diaphragm pump features a fully bolted aluminum alloy 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 ideal for transferring viscous and flammable liquids. Our premium 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 aluminum alloy
The housing of the air-operated diaphragm pump is made of an aluminum alloy, is fully bolted, 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: 24 GPM; Max. delivery head: 229.6 ft/70 m ±15%.

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

- Model: QBY4-25L F46
- Type: Air-operated double diaphragm
- Membrane material: PTFE
- Body material: Aluminum alloy
- Inlet/outlet connection: 1 inch (25 mm)
- Air intake size: NPT 1/2 inch (12.7 mm)
- Maximum flow rate: 24 GPM
- Max. delivery head: 229.6 ft/70 m±15%
- Valve type: Ball
- Suction height: 0-5 m (0-16.4 ft)
- Max. suspended particles: 3 mm (1/8 inch)
- Average air consumption: 38 CFM
- Self-priming, dry: 3 m (10 ft)
- Self-priming wet: 4.6 m (15 ft)
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