10 Best Pump With Diaphragm In The Us - Black Friday 2024
Best Choice1
CozyelCozyel Air-Operated Diaphragm Pump Double Diaphragm Pump 1-1/2 inch Inlet & Outlet, Air Diaphragm Pump Dual Diaphragm Air Pump Aluminum Alloy 44 GPM Max 115PSI, QBK_40L
Main highlights- Rugged construction - resists corrosion for reliable performance and long life.Bolted construction is designed for leak-free fluid handling.
- Good abrasion resistance and heat resistance.
- Easy access to ball checks and fluid caps for maintenance and repairs.
- Air-Operated Double Diaphragm Pump 12GPM 1-1/2Inch Inlet And Outlet. The diaphragm pump features an externally serviceable air distribution system and all-bolted construction, with convenient operating, are widely used in various industries, such as petroleum, metallurgy, mining, coating material, printing, paper making, water treatment, automotive etc.
- A diaphragm pump (also known as a Membrane pump) is a positive displacement pump that uses a combination of the reciprocating action of a rubber, thermoplastic or teflon diaphragm and suitable valves on either side of the diaphragm (check valve, butterfly valves, flap valves, or any other form of shut-off valves) to pump a fluid.
9.8Exceptional
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Value for Money2
emagenePneumatic double diaphragm pump, 1.5 inch inlet and outlet, polypropylene body, 35GPM and Max 120pSI, chemical pump bleaching pump oil transfer pump
Main highlights- Premium Double Teflon Diaphragms: with an Extra Set of Diaphragms Our air-operated double diaphragm pump adopts Teflon diaphragms, durable, corrosion-proof, and long-lasting. Max. Temperature: 150 ℉/66 ℃; Max. Pressure: 120 psi; Max. Flow Rate：35 GPM; Max Head Lift：226.4 ft/69 m.
- MAIN FEATURES: no lubrication, medium and pump parts completely separated, delivery toxic, medium will not corrode leakage, low energy consumption, small gas consumption, Modular design, low maintenance costs, long life, good heat resistance.
- HOW IT WORKS: pneumatic diaphragm pump to Compressed air power, diaphragm installed in the pump's two symmetrical chambers, the central connecting rod will be integrated as a whole together. The Compressed air enters the valve through the inlet of the pump and is directed through the valve body into one chamber to facilitate movement of the diaphragm while Compressed air gas from the other chamber.
- APPLICATIONS: Conveying fluid and viscous liquids, such as waste oil, ethanol, gasoline, engine oil, diesel oil, mud, lime slurry, sewage, cement, antifreeze EB solvent-2-butoxyethanol, industrial coating DEF is purified from urea CNC coolant, acetone, gear lubricant, isopropanol. Widely used in petroleum, metallurgy, mining, paint, printing, water treatment, automotive and other industries.
- ADVANTAGES: no spark, no liquid suction will not damage the pump, flow and head can be adjusted by valve switch size, suction can be adjusted by pressure, can be immersed in the medium work, high viscosity and low viscosity liquids can be extracted.
9.7Exceptional
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3
PEAYLIAir Operated Double Diaphragm Pump QBK-15 1/2 inch Outlet 12 GPM Pneumatic Transfer Max 115 PSI Industrial Use for Chemical Waste Oil Dual Diaphram PTFE Nitrile Rubber by Plastic and Stainless Steel
Main highlights- VARIOUS INDUSTRIES: Diaphragm pump can petroleum, metallurgy, mining, coating material, printing, paper making, water treatment, automotive and other chemical industries
- SAFETY: Air diaphragm pump bolted construction for leak-free fluid handling. ease of use/comfortability
- RELIABILITY: Diaphragm pump unbalanced air valve ensures no-stall operation.Air diaphragm pump good abrasion resistance, chemical resistance, and heat resistance
- INDUSTRIAL QBK-15: Material:Cast iron,aluminum alloy,Stainless steel.Inlet Port: 1/2 inch;Outlet Port: 1/2 inch ;Air inlet size: 1/4 inch;Gas Nozzle: 0.32 inch;Max Flow Rate: 2 m3/h (12 GPM);Suction: 16.4 ft (5M);Max Head: 226 ft (69 M);Max PSI: 115 psi
- EXCELLENT EFFICIENCY: Double diaphragm pump motor design delivers optimum air efficiency.Double Diaphragm:PTFE, Nitrile Rubber and Polychloroprene
9.6Exceptional
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4
VEVORVEVOR Air Operated Double Diaphragm Pump, 44GPM, Max 115PSI Air Waste Oil Pneumatic Transfer Pump with 2 Extra Diaphragms, 1-1/2 inch Inlet & Outlet Aluminum Alloy Diaphragm Pump for Diesel Grease Oil
Main highlights- Solid & Leak-Proof Design: Our air-operated double diaphragm pump housing is crafted with aluminum alloy and secured with a full-bolted structure, promising an unwavering bond between components for top-notch sealing. Bid farewell to oil lubrication and fear of dry running, and our pump is designed for enduring performance and rigorous, long-term use. Get ready to experience a pump that's as tough as your demands!
- Premium PTFE Diaphragm: Our air operated diaphragm pump features state-of-the-art dual-layer PTFE diaphragms for exceptional corrosion resistance. These diaphragms excel in the harshest environments, handling corrosive fluids with unparalleled efficiency. Max. Flow Rate: 44 GPM. Max. Pressure: 115 PSI. Max. Head Lift: 226 ft/69 m. Ready to experience the difference? Let's power up your productivity!
- Low Noise Operation: Our air transfer pump comes with an advanced silencer that minimizes noise to the lowest possible level, not only enhances the comfort of your working environment but also significantly reduces vibration and noise impact on the equipment itself, extending its lifespan. The detachable design for effortless maintenance and cleaning reduces your upkeep costs. Enjoy a quieter and more efficient workspace!
- Fit for Multiple Fluids: Our waste oil pump is capable of processing a wide array of fluids from waste oil, alcohol, hydraulic oil, gasoline, diesel, and detergents to beverages. Its extensive applications span industries including petroleum, metallurgy, mining, coatings, printing, water treatment, and automotive. Whatever your industry, whatever your fluid, our diaphragm pump is engineered to handle it with unmatched efficiency and reliability.
- Exceptional Pneumatic Performance: Elevate your fluid handling with our air diaphragm pump! It boasts standard inlet/outlet dimensions of 1.5 inches and an air inlet size of FNPT 1/4 inch, designed to seamlessly integrate with your existing pipelines and fittings, enhancing its pneumatic performance. Embrace the power of professional pneumatic design in your operations today!
9.5Excellent
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5
FAHKNSFAHKNS Air-Operated Double Diaphragm Pump 1 Inch Inlet Outlet Aluminum 35 GPM Max 115 PSI, Industrial Use,Nitrile Diaphragm, QBY4-25L
Main highlights- WIDELY USED: The diaphragm pump is easy to operate and widely used in paper making, water treatment, automobile, coating, paint, printing, petroleum, metallurgy, mining and other industries
- SUPER PNEUMATIC PERFORMANCE: Air-Operated Double Diaphragm Pump have top quality, a double-acting seal that delivers better performance. 1/2 inch air inlet with NPT fitting uses standard shop air for easy operation.275.59FT/84M, Max Temp : 150 ℉, Max Pressure: 115 PSI
- SOLID LEAK -PROOF STRUCTURE: Diaphragm Pump resists corrosion for reliable performance and long life. Bolted construction is designed for leak-free fluid handling
- PREMIUM DOUBLE DIAPHRAGM: Material:aluminum; Dissepiment Material:Nitrile Bubber,Fluorine Rubber,Chloroprene Rubber; Type: double diaphragm; Operation Type: Air-operated; Inlet/Outlet Port Size: 1 inch (25mm); Air Inlet Size: NPT 1/2 inch (12.7mm); Flow Rate: 35 GPM
- EXCELLENT PERFORMANCE: Double Diaphragm Pump features an externally serviceable air distribution system and all-bolted construction. Modular air valve is stall-free, this low pulsation air valve provides smooth and rapid changeover for increased efficiency and minimizes down time
9.4Excellent
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6
HappybuyHappybuy Air-Operated Double Diaphragm Pump 1 inch Inlet Outlet Aluminum 35 GPM Max 120PSI, Nitrile Diaphragm, QBY4-25L-1inch-35
Main highlights- 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.
- 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.
- 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.
- 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: 120 psi; Max. Flow Rate: 39.6 GPM; Max Head Lift：275.6 ft/84 m.
- 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.
9.2Excellent
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7
PEAYLIAir Operated Double Diaphragm Pump QBY4-25L 1 inch Outlet 35 GPM Pneumatic Transfer Max 120 PSI Industrial Use Chemical Waste Oil Dual Dissepiment Nitrile Fluorine Rubber by Cast Iron Aluminum Alloy
Main highlights- 【WIDELY USE】The diaphragm pump with convenient operating are widely used in various industries, such as petroleum, metallurgy, mining, coating material, paint, printing, paper making, water treatment, automotive etc.
- 【RUGGED CONSTRUCTION】 Diaphragm Pump resists corrosion for reliable performance and long life. Bolted construction is designed for leak-free fluid handling.
- 【MAXIMUM HEAD】Air-Operated Double Diaphragm Pump have top quality, a double-acting seal that delivers better performance. 1/2 inch air inlet with NPT fitting uses standard shop air for easy operation.275.59FT/84M, Max Temp : 150 ℉, Max Pressure: 120 PSI.
- 【INDUSTRIAL QBY4-25L】Material:aluminum; Dissepiment Material:Nitrile Bubber,Fluorine Rubber,Chloroprene Rubber; Type: double diaphragm; Operation Type: Air-operated; Inlet/Outlet Port Size: 1 inch (25mm); Air Inlet Size: NPT 1/2 inch (12.7mm); Flow Rate: 35 GPM; Max Head Lift: 275 ft(84 M); Suction: 23 ft(7M).Can not use for corrosive liquid.
- 【EXCELLENT PERFORMANCE】Double Diaphragm Pump features an externally serviceable air distribution system and all-bolted construction. Modular air valve is stall-free, this low pulsation air valve provides smooth and rapid changeover for increased efficiency and minimizes down time.
9.1Excellent
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8
GCCSJGCCSJ Air Operated Double Diaphragm Pump 1 inch Inlet/Outlet Pneumatic Chemical QBY4-25L 31 GPM Dual Diaphram Polypropylene Nitrile Rubber by Stainless Steel Iron 115 PSI
Main highlights- WASTE OIL TRANSFER: Max grain diameter allowed to pass is 4mm.Suits for transfer waste oil and some liquid with particles.Max flow rate:7 m³/h.Suction: 23 ft. Head: 246 ft.Max pressure: 115 psi
- STAINLESS STEEL BODY : Air operated diaphragm pump body made of stainless steel, aluminum alloy and cast iron.Air diaphragm pump bolted construction for leak-free fluid handling
- PNEUMATIC DIAPHRAGM PUMP: Air inlet size:1/2 inch.Gas Nozzle:0.32 inch with silencer.Diaphragm pump unbalanced air valve prevents stall operation.Air diaphragm pump good abrasion resistance, chemical resistance, and heat resistance
- EXCELLENT PERFORMANCE: Double Diaphragm Pump features an externally serviceable air distribution system and all-bolted construction. Modular air valve is stall-free, this low pulsation air valve provides smooth and rapid changeover for increased efficiency and minimizes down time
- 1 INCH PORT: Double diaphragm pump with 1 inch inlet and 1 inch outlet.Exit pressure is 8 kgf/cm³
8.9Very Good
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9
GCCSJAir-Operated Double Diaphragm Pump, 1/2 in Inlet & Outlet, QBK-15, 12 GPM & Max 120PSI, PTFE Diaphragm Pneumatic Transfer Pump for Petroleum, Diesel, Grease & Low Viscosity Fluids
Main highlights- WIDE COMPATIBILITY: The diaphragm pump can be used in petroleum, metallurgy, mining, paint, printing, paper making, water treatment, automotive and other chemical industries
- WIDE COMPATIBILITY: Material: cast iron, aluminum alloy, stainless steel. Inlet/Outlet: 1/2 inch; Inlet size: 1/4 inch; Gas nozzle: 0.32 inch; Maximum flow rate flow: 2 m3/h (12 GPM); Suction: 16.4 ft (5M); Maximum head: 226 ft (69 M); Maximum PSI: 115 psi
- STRONG CONSTRUCTION : The air operated diaphragm pump body is made of plastic, cast iron, stainless steel and aluminum alloy for corrosion resistance and long service life
- RELIABILITY: Diaphragm pump unbalanced air valve ensures no-stall operation.Air diaphragm pump good abrasion resistance, chemical resistance, and heat resistance
- EXCELLENT EFFICIENCY:Double diaphragm pump motor design delivers optimum air efficiency.Double Diaphragm:PTFE, Nitrile Rubber and Polychloroprene
8.7Very Good
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10
SHURFLOPentair SHURflo 8000-543-236 Automatic-Demand Diaphragm Pump, 1.8 GPM With Viton Valves, Santoprene Diaphragm, 50 PSI Demand Switch, 12V, 3/8" NPT Female Port
9.7 Easy installation9.7 Vacuum strength9.5 Noise level8.6Very Good
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