Best Everflo in 2026

Included Components: Desoldering Pump

Power Source Type: DC

12V pump that can handle up to 2. 2 GPM & 70 psi

Self priming up to ten feet

Includes 1/2" Mnpt & 3/8" Hose Barb fittings

Handles up to 1.0GPM at 40 PSI max

Self-priming up to 4 feet while having the ability to run dry

Automatic power switch that turns off pump when no flow is needed

12V pump that can handle up to 4. 0GPM & 60 psi

Self priming up to eight feet

Approved For use with agricultural and lawn care applications

12V pump that can handle up to 5. 5GPM & 60 psi

Self priming up to eight feet

Approved For use with agricultural applications

Included Components: Desoldering Pump

Power Source Type: DC

The patented design delivers smooth & consistent flow at all ranges of operation, while drawing low current

Inlet and Outlet: 3/8-inch hose barb ports. Vertical Suction Lift: 6.6ft (2m). Adjustable CUT-OFF Pressure: Default 80-85PSI, MAX 100 PSI(5.5Bar). It doesn't mean 4.5L/min jet at 100PSI. Comes with 2 tube clamps

The pump body is sealed to prevent incidental moisture and dust from entering. The pump can not run continuously more than 6 hours. Able to operate in a wet environment. Self priming function allows it to be mounted above water tank

12V pump that can handle up to 2. 2 GPM & 70 psi

Self priming up to ten feet

Includes 1/2" Mnpt & 3/8" Hose Barb fittings

Handles up to 1.0GPM at 40 PSI max

Self-priming up to 4 feet while having the ability to run dry

Automatic power switch that turns off pump when no flow is needed

Self priming and self starting, can run dry without damage

No shaft or seals to replace with the diaphragm design

Chemical-resistant elastomer

12V pump that can handle up to 4. 0GPM & 60 psi

Self priming up to eight feet

Approved For use with agricultural and lawn care applications

4-Year Warranty, if it doesn't have a 4 year warranty, it's not a genuine SEAFLO product!

5.5 Gallons Per Minute (20.82 LPM) capacity flow, and 60 PSI pressure switch

Priming Capabilities 6 feet (1.8 m) suction lift, Inlet/Outlet Ports 1/2″-14 MNPT

[GOOD PERFORMANCE & LOW POWER CONSUMPTION]: This diaphragm pump delivers smooth & consistent flow at all ranges of operation, while drawing low current. Super power-saving (36 Watts, DC 12V/only 3A) but good performance (4.5L/Min, 110 PSI). 40% power saved than other similar products.

[WIDELY APPLICATION]: The 12V water pump is widely used for sprayers, garden sprinklers, lawn, shower, water taps in the boat, caravan, travel trailers, car washing, garden watering, house cleaning, even for pets living and so on.

[BUILT-IN PRESSURE SWITCH]: The pump has a built-in pressure switch which automatically starts and stops the pump when your faucet or nozzle is opened and closed. Cut off pressure: max 110 PSI (6.88 Bar).

12V Self-Priming Water Pressure Pump

5.5 GPM and 60 PSI

New robust pressure switch

12V Self-Priming Water Diaphragm Pressure Pump

1.3 Gallons/Min (5.0 LPM) 100 PSI

Hose Outlets: Fixed 10mm (3/8") diam. hose tails

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: 115 psi; Max. Flow Rate: 8.8 GPM; Max Head Lift：226.4 ft/69 m.

Sturdy & Leak-proof Construction: The diaphragm pump housing is made of cast iron material, bolted against leakage, sturdy, and corrosion-proof for long-time use.

Excellent Air-operated Performance: Inlet/Outlet Port Size: 1/2 inch; Air Inlet Size: FNPT 1/4 inch. A high-quality glyd ring, the double-acting sealing, strengthens air performance.

Premium Double PTFE Diaphragms: Our air-operated double diaphragm pump adopts PTFE diaphragms, durable, corrosion-proof, and long-lasting. Max. Temperature: 150 ℉/66 ℃; Max. Pressure: 100 psi; Max. Flow Rate：13.2 GPM; Max Head Lift：226.4 ft/69 m.

Sturdy & Leak-proof Construction: The diaphragm pump housing is made of polypropylene material, bolted against leakage, sturdy, and corrosion-proof for long-time use.

Excellent Air-operated Performance: Inlet/Outlet Port Size: 1/2 inch (12.7 mm); Air Inlet Size: FNPT 1/4 inch (6.35 mm). A high-quality glyd ring, the double-acting sealing, strengthens air performance.

(1) Set of Instructions, (2) 1/2" Barbed Hose Adaptors, (1) 50 Mesh Inlet Strainer

5.5 Gallons Per Minute (20.0 LPM) capacity flow, and 60 PSI pressure

Priming Capabilities: 6 feet (1.8 m) suction lift, Inlet/Outlet Ports: 1/2″-14 MNPT

[MAIN PARAMETER]--Material: Aluminum; Diaphragm Material: Nitrile; Type: Double diaphragm; Operation Type: Air-operated; Inlet/Outlet Port Size/Standard 1 inch (25 mm); Air Inlet Size: NPT 1/2 inch (12.7 mm)

[Quality Performance]--Maximum Head: 275.59FT/84M, Max Temp : 150 ℉, Max Pressure: 120PSI. Top quality glyd ring, a double-acting seal that delivers better performance. 1/2 inch air inlet with NPT fitting uses standard shop air for easy operation.

[EXCELLENT CONSTRUCTION]--Rugged construction - resists corrosion for reliable performance and long life. Bolted construction is designed for leak-free fluid handling.

*Air-Operated Double Diaphragm Pump 12GPM 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.

*Rugged construction - resists corrosion for reliable performance and long life.Bolted construction is designed for leak-free fluid handling.

【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.

【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.

【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.

PUMP SPECS - This Pneumatic Diaphragm Pump has a Flow Rate of 12GPM/45LPM with Self-Priming capabilities; Max Pressure: 116PSI/8BAR with 1/2" inch Inlet/Outlets, an Air Inlet of 1/4" inch NPT, a Max diameter Solid of 1/8" inch and complete with a pair of PTFE Ball Valves

EFFICIENT DESIGN and CAPABILITIES - Our Diaphragm Pumps are compact, lightweight and built of an Aluminium body for rigorous applications and the Membrane/O-Rings/Seals/Elastomers are of Nitrile/NBR/Buna-N material; With a Max Suction Height of: 10ft (3m) and Max Head of: 164feet (50m) for professional applications

SAFETY and PROPER USE - The Fuelworks Diaphragm Transfer Pump is to be mounted upright during operation for user safety; This pump is designed specifically for Fuel Transfer of [Non-Flammable Liquids like: Diesel, Grease, Kerosene and Oil] (DO NOT USE FOR GASOLINE, Bio-Diesel, Windscreen and Similar Chemicals)

Flee Flow: 50 GPM

Max Air SCFM at 100 PSI: 64

Air Inlet: 1/2"

【Diaphragm pump】: 12V diaphragm pump, the working efficiency can reach up to 7GPM and 60psi. Strong pressure can meet normal agricultural irrigation use.

【Fitting Parameters】: Glass Fiber Reinforced Polypropylene Pump Manifold with ½” FNPT Port. Comes with Filter Cartridge for Increased Life

【Super Corrosion Resistant】: Can be used with agrochemicals or disinfectants and disinfectants, only needs to be cleaned after use.

Product: Diaphragm pump;Type: Double diaphragm;Operation Type: Air-operated;Model: QBY-15Z;Body Material: Aluminum alloy;Inlet Port: 1/2 inch;Outlet Port: 1/2 inch;Air Inlet Size: 1/4 inch.

The listing is about Air-Operated Double Diaphragm Pump 12GPM 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 to pump a fluid.

Premium Double PTFE Diaphragms: Our air-operated double diaphragm pump adopts PTFE diaphragms, durable, corrosion-proof, and long-lasting. Max. Temperature: 150 ℉/66 ℃; Max. Pressure: 120 psi; Max. Flow Rate：79.6 GPM; Max Head Lift：275.6 ft/84 m.

Sturdy & Leak-proof Construction: The diaphragm pump housing is made of polypropylene 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.

Pressure ratio 2:1 is suitable for typical fluid transfer such as anti-freeze, windshield washer solvent, automatic transmission fluid, motor and hydraulic oil, general chemicals, thinners and solvents, light viscousity coatings

Durable design offer high endurance in harshest environment, long life, and increased productivity

Air-operated for high reliability and low cost

Delivers the most versatile and efficient evacuation of waste from the fishbox, livewell, and baitwell

Proven design and technology are superior to macerator pumps; no filter to clog, no impeller to jam up, and no motor burn-out

Features new 90-degree post orientation so this pump can be retrofit in line with existing macerator pumps in compact areas

Pressure ratio 1:1 is suitable for typical fluid transfer such as anti-freeze, windshield washer solvent, automatic transmission fluid, motor and hydraulic oil, general chemicals, thinners and solvents, light viscousity coatings

Durable design offer high endurance in harshest environment, long life, and increased productivity

Air-operated for high reliability and low cost

Pressure ratio 5:1 is suitable for typical fluid transfer such as textured materials, adhesives and sealants, and polyester

Durable design offer high endurance in harshest environment, long life, and increased productivity

Air-operated for high reliability and low cost