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Double Diaphragm Pump, QBK-15 Cast Iron Pneumatic Membrane Transfer Pump Air Operated Dual Diaphragm Pump 12GPM 1/2' Inlet Outlet 115psi

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$138.19

$ 68 .99 $68.99

In Stock

About this item

  • 【Air-Operated Diaphragm Pump】- This Dual Diaphragm Pump is perfect for use with water. Ideal for use with low viscosity petroleum fluids including diesel, kerosene, motor oil and some waste oil. This powerful and efficient air operated diaphragm pump is perfect for all your needs in every industry! NOTE: Not suitable for acid, alkali and other corrosive liquids.
  • 【Main Parameters】- Type: Double diaphragm; Operation Type: Air-operated; Model: QBK-15; Body Material: Cast iron; Inlet Port: 1/2 inch (12.7 mm); Outlet Port: 1/2 inch (12.7 mm); Air Inlet Size: 1/4 inch (6.35 mm); Gas Nozzle: 0.32 inch (8 mm); Max Flow Rate: 2 m3/h (12 GPM); Suction: 0-5 m (0-16.4 ft); Max Head: 69 m (226.4 ft); Max PSI: 115 psi
  • 【Features】- 1. Good abrasion resistance and heat resistance; 2. Environmentally Sound: Bolted construction for leak-free fluid handling; 3. Efficiency: Motor design delivers optimum air efficiency; 4. Reliability: "Unbalanced" air valve ensures no-stall operation; 5. Serviceability: Easy access to ball checks and fluid caps for maintenance and repairs.
  • 【Working Principle】- Each working chamber equipped with a diaphragm. Compressed air from the pump inlet into the valve, through the valve body to introduce compressed air into one of the chamber, while the other chamber gas emissions. Once the end of the stroke is reached, the gas distribution mechanism automatically introduces compressed air into the other working chamber to push the diaphragm in the opposite direction so that the two diaphragms move back and forth in unison.
  • 【Avant-garde Design】- Exquisite appearance, compact structure, easy to operate and carry, made of high quality material, strong and durable, ensures long service time.



Note
Not suitable for acid, alkali and other corrosive liquids.
Specifications
Color: Blue
Product: Diaphragm pump
Type: Double diaphragm
Operation Type: Air-operated
Model: QBK-15
Body Material: Cast iron
Inlet Port: 1/2 inch (12.7 mm)
Outlet Port: 1/2 inch (12.7 mm)
Air Inlet Size: 1/4 inch (6.35 mm)
Gas Nozzle: 0.32 inch (8 mm)
Max Flow Rate: 2 m3/h (12 GPM)
Suction: 0-5 m (0-16.4 ft)
Max Head: 69 m (226.4 ft)
Max PSI: 115 psi
Package Size: 30 x 28 x 20 cm (11.81 x 11.02 x 7.87 inch)
Gross Weight: 6.5 kg (14.33 lbs)
Features
1. Good abrasion resistance and heat resistance.
2. Environmentally Sound: Bolted construction for leak-free fluid handling.
3. Efficiency: Motor design delivers optimum air efficiency.
4. Reliability: "Unbalanced" air valve ensures no-stall operation.
5. Serviceability: Easy access to ball checks and fluid caps for maintenance and repairs.
Applications
Perfect for use with water. Ideal for use with low viscosity petroleum fluids including diesel, kerosene, motor oil and some waste oil. This powerful and efficient air operated diaphragm pump is perfect for all your needs in every industry!
Features
Air-operated double diaphragm pump
With 1/2 inch inlet and outlet
1/4 Inch air inlet
With 0.32 inch gas nozzle
Good abrasion resistance and heat resistance
Serviceability and environmentally sound
Perfect for use with water
Ideal for use with low viscosity petroleum fluids
Widely used in various industries
Package Includes
1 x Air-Operated Double Diaphragm Pump QBK-15
1 x Product Manual


Hugh boyle
2025-08-15 11:04:09
would never prime and was only using it on window washer fluid
Cale A.
2025-03-04 16:18:17
Moved over 350 gallons of waste oil and it's still chugging along fine. No complaints here and the price was great compared to other models out there
Ph
2024-12-11 12:05:07
Poor quality product. Used it twice. Stopped working properly
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