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black VEVOR air-operated diaphragm pump with metal frame and connection ports VEVOR air-operated diaphragm pump displayed with oil drums in an industrial setting. VEVOR air-operated diaphragm pump with aluminum alloy body, corrosion-proof, leak-proof. VEVOR air-operated diaphragm pump with double nitrile diaphragms, self-priming function. VEVOR air-operated diaphragm pump with 1 inch ports and sealed ball valve in industrial setting VEVOR air-operated diaphragm pump for waste oil, alcohol, hydraulic fluid, and more. VEVOR air-operated diaphragm pump shown with dimensions and application scenarios.
YBGMBQBY4-25L0001V0

VEVOR Air Operated Double Diaphragm Pump, 1" Inlet and Outlet, Aluminum, 35 GPM, Max 120 PSI, Nitrile Diaphragm, QBY4-25L-1"-35

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Nitrile Rubber

  • Nitrile Rubber
  • Teflon

35 GPM

  • 140 GPM
  • 35 GPM

About this item

  • Premium Double Nitrile Diaphragms: Our air-operated double diaphragm pump adopts nitrile diaphragms, durable, corrosion-proof, and long-lasting. Max. Temperature: 150 ℉/66 ℃; Max. Pressure: 100 psi; Max. Flow Rate: 22 GPM; Max Head Lift：239.5 ft/73 m±15%.
  • Sturdy & Leak-proof Construction: The diaphragm pump housing is made of aluminum alloy material, bolted against leakage, sturdy, and corrosion-proof for long-time use.
  • Excellent Air-operated Performance: Inlet/Outlet Port Size: 1 inch; Air Inlet Size: FNPT 1/2 inch. A high-quality glyd ring, the double-acting sealing, strengthens air performance.
  • Unique & Professional Designs: Our double diaphragm pump features an externally available air distribution system. The modular air valve is stainless. This low pulsation air valve provides smooth and rapid changeover for increased efficiency and minimizes downtime.
  • Wide Applications: This diaphragm pump can handle various fluids, such as waste oil, alcohol, hydraulic fluid, gasoline, diesel, detergent, drink, and so on. It is widely used in many industries, such as petroleum, metallurgy, mining, coating, printing, water treatment, and automobile.
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VEVOR Air Operated Double Diaphragm Pump, 1" Inlet and Outlet, Aluminum, 35 GPM, Max 120 PSI, Nitrile Diaphragm, QBY4-25L-1"-35
Nitrile Rubber 35 GPM
Description Specification Questions and Answers Reviews
VEVOR air-operated diaphragm pump in front of an industrial background.
VEVOR air-operated diaphragm pump with black casing and multiple bolts visible
Air-Operated Double Diaphragm Pump Aluminum Alloy Construction & Nitrile Diaphragm & 22 GPM Flow Rate Our self-priming diaphragm pump features an all-bolted aluminum alloy body and double nitrile diaphragms, sturdy and corrosion-proof, without leakage. Sealed ball valves and non-stall operation provides outstanding performance. It is perfect for transferring viscous and flammable fluids. Our top of the line self-priming diaphragm pump will ensure your operations are flowing smoothly.
Premium Double Nitrile Diaphragms
Excellent Air-operated Performance
  • Unique & Professional Designs
solid VEVOR air-operated diaphragm pump with aluminum alloy body and bolted construction.
Sturdy Aluminum Alloy Body
The shell of the air-operated diaphragm pump adopts aluminum alloy construction, all bolted, solid, and corrosion-proof. Max. Temperature: 150 ℉/66 ℃; Max. Pressure: 100 psi.
VEVOR air-operated diaphragm pump with nitrile double diaphragm, 150°f max temp, 100 psi.
Nitrile Double Diaphragm
The self-priming pump features double nitrile diaphragms, which have high resistance to corrosion and aging. Max. Flow Rate: 22 GPM; Max Head Lift: 239.5 ft/73 m±15%.
VEVOR air-operated diaphragm pump with labeled ports and air inlet on industrial background.
Professional Air-Operated Designs
Our diaphragm pump is built to meet the international standard for reliable performance. Inlet/Outlet Port Size: 1 inch; Air Inlet Size: FNPT 1/2 inch.
VEVOR air-operated diaphragm pump with sealed ball valve, 73m head, 22gpm flow rate.
Sealed Ball Valve
It is easily accessible to ball checks and fluid caps for maintenance and repairs. In addition, the motor design delivers optimum air efficiency. An “Unbalanced" air valve ensures no-stalling during operation.
VEVOR air-operated diaphragm pump handles waste oil, alcohol, hydraulic fluid, ink, drinks, detergent, gasoline, diesel, water.
Handle Various Material
This air-operated diaphragm pump can transfer many viscous and flammable fluids, including waste oil, alcohol, hydraulic fluid, gasoline, diesel, detergent, drinking water, and so on.
VEVOR air-operated diaphragm pump with wide applications in industry and beverages.
Versatile Uses
The double diaphragm pump has applications in various industries like petroleum, metallurgy, mining, coating. printing, water treatment, automobile, etc.
black VEVOR air-operated diaphragm pump with dimensions 12.5" x 8.6" x 7.3".
  • Model: QBY4-25L
  • Type: Air-operated Double diaphragm
  • Diaphragm Material: Nitrile
  • Body Material: Aluminum Alloy
  • Inlet/Outlet Port: 1 inch (25 mm)
  • Air Inlet Size: NPT 1/2 inch (12.7 mm)
  • Max Flow Rate: 22 GPM
  • Max Head: 239.5 ft/73 m±15%
  • Valve Type: Ball
  • Suction: 0-5 m (0-16.4 ft)
  • Max Suspended Solids: 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)
black VEVOR air-operated diaphragm pump front view with dual chambers and pipe fittings
  • 1 x Air-Operated Double Diaphragm Pump
  • 1 x Product Manual
VEVOR air-operated diaphragm pump in front of an industrial background.
VEVOR air-operated diaphragm pump with black casing and multiple bolts visible
Air-Operated Double Diaphragm Pump Aluminum Alloy Construction & Nitrile Diaphragm & 22 GPM Flow Rate Our self-priming diaphragm pump features an all-bolted aluminum alloy body and double nitrile diaphragms, sturdy and corrosion-proof, without leakage. Sealed ball valves and non-stall operation provides outstanding performance. It is perfect for transferring viscous and flammable fluids. Our top of the line self-priming diaphragm pump will ensure your operations are flowing smoothly.
Premium Double Nitrile Diaphragms
Excellent Air-operated Performance
  • Unique & Professional Designs
solid VEVOR air-operated diaphragm pump with aluminum alloy body and bolted construction.
Sturdy Aluminum Alloy Body
The shell of the air-operated diaphragm pump adopts aluminum alloy construction, all bolted, solid, and corrosion-proof. Max. Temperature: 150 ℉/66 ℃; Max. Pressure: 100 psi.
VEVOR air-operated diaphragm pump with nitrile double diaphragm, 150°f max temp, 100 psi.
Nitrile Double Diaphragm
The self-priming pump features double nitrile diaphragms, which have high resistance to corrosion and aging. Max. Flow Rate: 22 GPM; Max Head Lift: 239.5 ft/73 m±15%.
VEVOR air-operated diaphragm pump with labeled ports and air inlet on industrial background.
Professional Air-Operated Designs
Our diaphragm pump is built to meet the international standard for reliable performance. Inlet/Outlet Port Size: 1 inch; Air Inlet Size: FNPT 1/2 inch.
VEVOR air-operated diaphragm pump with sealed ball valve, 73m head, 22gpm flow rate.
Sealed Ball Valve
It is easily accessible to ball checks and fluid caps for maintenance and repairs. In addition, the motor design delivers optimum air efficiency. An “Unbalanced" air valve ensures no-stalling during operation.
VEVOR air-operated diaphragm pump handles waste oil, alcohol, hydraulic fluid, ink, drinks, detergent, gasoline, diesel, water.
Handle Various Material
This air-operated diaphragm pump can transfer many viscous and flammable fluids, including waste oil, alcohol, hydraulic fluid, gasoline, diesel, detergent, drinking water, and so on.
VEVOR air-operated diaphragm pump with wide applications in industry and beverages.
Versatile Uses
The double diaphragm pump has applications in various industries like petroleum, metallurgy, mining, coating. printing, water treatment, automobile, etc.
black VEVOR air-operated diaphragm pump front view with dual chambers and pipe fittings
  • 1 x Air-Operated Double Diaphragm Pump
  • 1 x Product Manual
black VEVOR air-operated diaphragm pump with dimensions 12.5" x 8.6" x 7.3".
  • Model: QBY4-25L
  • Type: Air-operated Double diaphragm
  • Diaphragm Material: Nitrile
  • Body Material: Aluminum Alloy
  • Inlet/Outlet Port: 1 inch (25 mm)
  • Air Inlet Size: NPT 1/2 inch (12.7 mm)
  • Max Flow Rate: 22 GPM
  • Max Head: 239.5 ft/73 m±15%
  • Valve Type: Ball
  • Suction: 0-5 m (0-16.4 ft)
  • Max Suspended Solids: 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)

Specification

Model
QBY4-25L
Type
Air-operated Double diaphragm
Diaphragm Material
Nitrile
Body Material
Aluminum Alloy
Inlet/Outlet Port
1 inch (25 mm)
Air Inlet Size
NPT 1/2 inch (12.7 mm)
Max Flow Rate
22 GPM
Max Head
239.5 ft/73 m±15%
Valve Type
Ball
Suction
0-5 m (0-16.4 ft)
Max Suspended Solids
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)
Questions and Answers
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Customer Reviews

5.0 Out of 5
Based on 3 reviews

Ratings by Features

  • 4.7
  • 4.5
  • 4.6
  • 4.5
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3 Review(s)
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Leo Coumans Leo Coumans
Dhr
Super fijne en degelijke pomp voor weinig geld ,ben er erg blij mee !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
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Henko Henko
dhr
mooie degelijke pomp. Heb hem inmiddels gebruikt om olie te verpompen en hij werkt perfect. Ik ben er erg blij mee.
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Jo Jo
Membraampomp
Prijs-kwaliteit zeer goede aankoop, werkt perfect en ziet er solide uit! Reeds meermaals gebruikt, en werkt zoals het hoort.
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