Best Diaphragm Pumps In July 2025

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Looking for the Best Diaphragm Pumps? Hey, we have got something for you here!.

To help you in your search, we have completed this list of the Best Diaphragm Pumps.

Top Rated Best Diaphragm Pumps Of 2025

Rank	Product Name	Score
1	Everflo EF1000-BOX 12V Diaphragm Pump Hose Barb, 1.0, GPM, 3/8" Npt Port Buy Now	9.7 Buy Now
2	Pentair SHURflo 8000-543-236 Automatic-Demand Diaphragm Pump, 1.8 GPM With Viton Valves, Santoprene Diaphragm Buy Now	9.5 Buy Now
3	Flojet 03526-144A Triplex Diaphragm Automatic Water System Pump, 2.9 GPM 50 PSI, 12 Buy Now	9.1 Buy Now
4	SHURflo Self-Priming 12 Volt Diaphragm Water Pump - 180 GPH, 1/2in. Ports, Model Buy Now	8.8 Buy Now
5	SEAFLO 110V 3.3 GPM 45 PSI Water Diaphragm Pressure Pump - 4 Year Buy Now	8.6 Buy Now
6	Pentair Hypro Shurflo 8000-543-250 Internal Bypass Agricultural Spraying Diaphragm Pump, 1.8 GPM c/w Buy Now	8.3 Buy Now
7	Everflo EF7000-BOX 7.0 GPM 12V Diaphragm Pump-1/2 FNPT Connection Buy Now	8.1 Buy Now
8	SEAFLO 55-Series Diaphragm Pump - 12V DC, 5.5 GPM, 60 PSI Buy Now	7.8 Buy Now
9	SEAFLO DC Diaphragm Pump - 12v, 3.0 GPM, 45PSI w/Automatic Switch Buy Now	7.5 Buy Now
10	ALL NEW SEAFLO 55-Series Diaphragm Pump - 12V DC, 5.5 GPM, 60 PSI Buy Now	7.2 Buy Now

1. Everflo EF1000-BOX 12V Diaphragm Pump Hose Barb, 1.0, GPM, 3/8" Npt Port

• Power source type: dc
• Included components: desoldering pump

2. Pentair SHURflo 8000-543-236 Automatic-Demand Diaphragm Pump, 1.8 GPM With Viton Valves, Santoprene

• 12v - 60 psi max demand pump
• Corrosion-resistant viton valves and santoprene diaphragm
• Approved for use with roundup agricultural herbicide
• Mounts in any position for versatility
• Polypropylene construction for long service life

3. Flojet 03526-144A Triplex Diaphragm Automatic Water System Pump, 2.9 GPM 50 PSI, 12

• A genuine flojet product, don't settle for anything less
• Snap-in port fittings, built-in bypass for less pulsation
• Soft noise absorbing mounts. pressure switch setting: 3.4 bar
• Corrosion resistant materials
• Reduces need for accumulator tank
• Self-priming up to 9 feet suction lift , dry running, three chambers

4. SHURflo Self-Priming 12 Volt Diaphragm Water Pump - 180 GPH, 1/2in. Ports, Model

• Corrosion resistant
• Demand switch prevents fluid back flow
• Made with chemical-resistant materials
• Can run dry without damage
• Delivers reliable performance in high flow, moderate pressure application

5. SEAFLO 110V 3.3 GPM 45 PSI Water Diaphragm Pressure Pump - 4 Year

• Includes standard three prong outlet plug
• 3.3 gallons per minute flow, 45 psi self priming
• 110v ac current draw .75 amps (1.2 max amps)
• 1/2" threaded npt inlet/outlet - includes 1/2" barbed hose adapters - mesh inlet strainer
• 4 year warranty from authorized seaflo usa dealer!!!

6. Pentair Hypro Shurflo 8000-543-250 Internal Bypass Agricultural Spraying Diaphragm Pump, 1.8 GPM c/w

• Shurflo 1.8 gpm 12 vdc bypass pressure foam marker pump (8000-543-250)

7. Everflo EF7000-BOX 7.0 GPM 12V Diaphragm Pump-1/2 FNPT Connection

• Can be used for other fluid transfer applications
• 12v pump that can handle up to 7.0gpm & 60 psi
• Fiberglass-reinforced polypropylene pump manifold with fnpt port
• Replacement 12 volt diaphragm pump for variety of makes and models
• Self priming up to twelve feet
• 12 volt wire harness sold separately. please read the user manual before use.

8. SEAFLO 55-Series Diaphragm Pump - 12V DC, 5.5 GPM, 60 PSI

• 12v self-priming water pressure pump
• Thermal overload and ignition protection
• New robust pressure switch
• 4 year warranty
• 5.5 gpm and 60 psi

9. SEAFLO DC Diaphragm Pump - 12v, 3.0 GPM, 45PSI w/Automatic Switch

• Ul 778 & csa 22.2 certified
• Threaded connections with multiple fittings
• Serves 3 or more 1/2 (13 mm) outlets
• 12 volt, 3.0gpm, 45psi fully automatic diaphragm pump
• Easy to install and service!

10. ALL NEW SEAFLO 55-Series Diaphragm Pump - 12V DC, 5.5 GPM, 60 PSI

• 4 year warranty
• Ignition protected and thermally protected
• 5.5 gpm and 60 psi
• All new heavy duty pressure switch
• 12 self priming on demand water pressure pump