Best Air Operated Diaphragm Pumps

Lubeworks Oil Transfer Drum Pump Double Action 1:1 Fast High Flow Rate 8.5GPM / 32LPM for SAE130 Oils/Fluids

  • SPECIFICATIONS - This Air Operated (Pneumatic) Double Action Oil Transfer Pump has a High Flow rate of a Max 8.5GPM / 32LPM.
  • A Max Air Inlet Pressure of 5-8BAR / 70-115PSI.
  • A Max Fluid Pressure of 8BAR / 115PSI. An Air Motor Effective Diameter of 63mm 2.5" inch.
  • An Air Consumption (per minute) @ 8BAR / 130L @ 115PSI / 4.7CFM.
  • An Air Inlet Connection of 1/4" and Oil Outlet Connection of 3/4" Male.
  • A Long Pump Life of 960k Liters / 253k+ Gallons.
  • EFFICIENT DESIGN and CAPABILITIES - Our Transfer Pumps are Double Action and Self Priming designed, delivering fast and precise flow rates.
  • This Smart design uses fewer parts for less pump wear/tear, making it is easy to use/maintain This pump is best suited for Multiple Fluid types of medium to high viscosity at a short to medium distance, typical fluids handled include: motor oil, synthetic oil hydraulic, gear oil, automatic transmission fluid and suitable up to SAE80 grade oil.
  • PROPER USE & SAFETY - All our pumps come with a 2" inch Adjustable Bung adapter, for easy installation for barrel mounted applications.
  • This pump can be barrel, cart or wall-mounted.
  • A Wall Mount Kit or Extension Tube Kit are Sold SEPARATELY.
  • Follow manual for setup and always use the proper additional equi....
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Lubeworks Oil Transfer Drum Pump Double Action 3:1 Fast Flow Rate 7.4gpm / 28lpm for SAE130 Oils/Fluids

  • PUMP SPECS - This Air Operated (Pneumatic) Double Action Oil Transfer Pump has a High Flow rate of a Max 7.4GPM / 28LPM.
  • A Max Air Inlet Pressure of 5-8BAR / 70-115PSI.
  • An Air Motor Effective Dia. of 63mm 2.5" inch.
  • An Air Consumption (per minute) at 8BAR / 140L at 115PSI / 5.0CFM.
  • Air Inlet Connection of 1/4" inch and Oil Outlet Connection of 3/4" inch Male.
  • A Long Pump Life of 840k Liters / 221k+ Gallons.
  • EFFICIENT DESIGN and CAPABILITIES - Our Transfer Pumps are Double Action and Self Priming designed, delivering fast and precise flow rates.
  • This Smart design uses fewer parts for less pump wear and tear, making it is easy to use and maintain.
  • This pump is best suited for Multiple Fluid types of medium to high viscosity at a short to medium distance, typical fluids handled include: motor oil, synthetic oil hydraulic, gear oil, automatic transmission fluid and suitable up to SAE130 grade oil.
  • PROPER USE and SAFETY - All our pumps come with a 2" inch Adjustable Bung adapter, for easy installation for barrel mounted applications.
  • This pump can be barrel, cart or wall mounted.
  • A Wall Mount Kit or Extension Tube Kit are Sold SEPARATELY.
  • Follow manual for setup and always use the proper add....
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Seamax SUP20D 20PSI Double Stage Electric Air Pump for Inflatable SUP and Boat New Version Intelligent Firmware with Built-in Temperature Sensor and Voltage Protection

  • Seamax SUP20D PRO Signature Edition air pump is an upgraded version in our SUP pumps family. Programmed intelligent proactive digital controller,....
  • 2nd stage max speed 70L/min, Pressure setting increments 0.5 PSI and support up to 20PSI. Real time pressure monitoring....
  • Built-in sand filter for air intake & pump cooling system.
  • Built-in outtake chamber for noise reduce and better efficiency. One-way diaphragm valve to....
  • Super light weight 4Lbs and Dimension only 10”x7”x7” with easy carry handle.
  • Reinforced 4ft air hose. Perfect handy size for pumping boats, SUPs....
  • The pump’s 12V DC connector (Car Cigarette Lighter connector) has a built-in 12A fuse. Cigarette lighter spare fuse is provided with the package.....
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TABODD Air Operated Double Diaphragm Pump QBY-15Z 1/2 inch Outlet Inlet 12 GPM Pneumatic Transfer Pump 115 PSI Industrial Pump Pneumatic Double Diaphragm Pump for Chemical Waste Oil Cast Iron

  • 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 to pump a fluid..
  • In the pump two symmetrical working chamber each equipped with a diaphragm, the center link will be integrated into one. Compressed air from the pump inlet into the valve, through the valve body to introduce compressed air into one of the chamber to promote movement of the diaphragm 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..
  • EXCELLENT CONSTRUCTION - Resists corrosion for reliable performance and long life. Bolted construction is designed for leak-free fluid handling. Easy access to ball checks and fluid caps for maintenance and repairs..
  • VERSATILE USE - The diaphragm pump with convenient operating are widely used in various industries, such as petroleum, metallurgy, mining, coating material, printing, paper making, water treatment, automotive etc..
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AMT Pump HP01-99 Hand Diaphragm Pump Plastic 1 Smooth Hose Inlet/Outlet

  • Portable, self-priming diaphragm pump for transfer of clean liquids.
  • Hand-operated lever adjustable to 12 different orientations.
  • Delrin (POM) plastic constriction for high stiffness and low friction, with a Buna-N diaphragm for resistance to oils and solvents.
  • Flow rate of 12 gpm at 90 strokes per minute.
  • 1" smooth hose inlet and outlet connections.
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Lab Portable Oilless Diaphragm Vacuum Pump 10L/min with Rubber Tube,110V-220V

  • ...y of our customers use our lab filtration pump for essential oils, e-juice, home-brewing and more..
  • ❤【NO NEED FOR OIL】 Many other pumps need their oil changed after only 12 hours of use. And cheaper models are also notoriously weak and unreliable. The LABFISH vacuum pump uses a powerful, 0.075Mpa oilless small diaphragm pump, which means it isn’t messy and doesn’t need regular maintenance. The pump can pull a vacuum strong enough for most lab or industrial work..
  • ❤【AS QUIET AS A LIBRARY】The innovative lab vacuum filtration pump runs at only 40 decibels, the sound level in a library..
  • ❤【COMPACT, LAB-QUALITY DESIGN】 The small vacuum pump is compact and easy to store when not in use. It is built with sturdy lab-quality materials meant to last for years. The oilless design also guarantees that oil from the pump won’t contaminate your work - a risk in many pumps..
  • ❤【APPLICATIONS】Can be used wildly in aerator, nitrogen blower, solid phase extractor, thin layer color developing spray, solvent filter, air sampler and other vacuum pressure need.There are more uses in life. When you need to use a vacuum storage bag with a valve to store food or items, you will find it very convenient..
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Scubapro MK19 EVO/D420 Dive Regulator System

  • The MK19 EVO first stage with air balanced diaphragm is paired with the next-generation D420 balanced second stage for natural breathing and diving comfort in all dive scenarios..
  • Air-balanced Progressive Flow Control Valve delivers abundant airflow with an natural smoothness comparable to breathing above water..
  • Inner winglets within the D420's case direct airflow towards the exhaust valve dramatically improving exhalation effort, while a diaphragm lower in the casing takes advantage of the pressure gradient in the upright position for easier breathing..
  • The Dive/Pre-Dive System adjusts the direction of the airflow right out of the valve by adjusting the thumb tab switch on top of the casing..
  • Ideal for waters containing lots of suspended particles or silt, the compact MK19 EVO first stage's air-balanced diaphragm delivers effortless airflow unaffected by depth, tank pressure, or breathing rate..
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Seaflo 12V DC 1.2 GPM 35 PSI 21-Series Diaphragm Water Pressure Pump for Caravan/RV/Boat/Marine

  • The 21-Series Pumps are compact and designed for a wide range of applications including liquid transfer, spraying, circulation, filtration and dispensing.
  • The 21-series of diaphragm pumps are self-priming and can be run dry without harm. It provides up to 1.2 gallons per minute.
  • Built-in 35 PSI pressure switch for automatic stop/start.
  • Self-priming allows it to be mounted above tank.
  • 1.2 gallons per minute (4.2 liters per minute) Built-in thermal protector.
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NABOWAN Solid Rubber Sheets,Strips,Rolls 1/8\ (.125\) Thick x 11.8\ Wide x 47\ Long, Thin Neoprene Rubber, Perfect for DIY Gasket Material, Sealing, Liner, Shield, Padding, Mat

  • Excellent resistance to heat (dry air),Remains flexible at low temperatures of -40ºC.Keep constant even at high temperatures, Good electrical insulation.Continous use Temp: -60 To 200 Celsius Degrees,hardness: 60+/-5 Shore A,Material: Silicone Rubber sheet.
  • Resistant to ultra-violet light, ozone and weathering processing,pharma ceutical and cosmetic manufacturing area.
  • Keep constant even at high temperatures, Good electrical insulation.
  • Application:Gasket, diaphragm, Automotive, and lighting sectors, control devices, welding curtains, regulators, pumps,LED and electronic components.
  • Package Included: 8x8x1/8"(203x203x 3mm)Red silicone rubber sheet Roll.
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Zodiac G3 Automatic Suction-Side Pool Cleaner Vacuum for In-ground Pools

  • works with low-speed pumps for maximum efficiency..
  • Devours small and medium-sized debris and cleans floor, walls and steps of your entire pool..
  • FlowKeeper Valve automatically regulates water flow to maintain peak cleaning performance even with lower horsepower pumps..
  • Wheel Deflector for movement around tight corners..
  • Scuff-resistant Long-Life Hoses eliminate scuffs on all pool surfaces..
  • 36-Fin Disc increases adhesion to pool surface and avoids getting hung-up on lights, drains covers, fittings and other pool features..
  • Durable Long-Life Diaphragm with reliable, one-moving-part-technology.
  • Patented Quick-Release Cassette provides simplified routine maintenance..
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