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The SEAFLO SFDP1-050-060-51 is a high-performance 51 Series automatic diaphragm pump built for demanding marine, RV, cabin, and industrial water systems. Delivering up to 5.0 gallons per minute, it provides precise pressure control and low pump cycling, operating reliably without the need for an accumulator tank. The five-chamber diaphragm design allows simultaneous support of up to five fixtures, making it a versatile and efficient choice for a wide range of water supply applications.
Built to last, this pump features a waterproof and dustproof housing, a continuous duty cycle, and the ability to run dry without sustaining damage. Its self-priming capability, lightweight build, and straightforward 12V DC wiring make installation and ongoing maintenance simple. Suitable for fresh or saltwater use, agricultural spraying, beverage processing, and solar water systems, the SEAFLO 51 Series pump is a dependable centrepiece for any pressurised water system.
| Model | SFDP1-050-060-51 |
| Pump Type | 5-chamber positive displacement diaphragm pump |
| Control Type | Pressure switch |
| Max Temperature | 60°C / 140°F |
| Priming | 6 ft (1.8 m) suction lift |
| Restart Pressure | Shut-on 20 PSI ±3 PSI / Shut-off 60 PSI ±3 PSI |
| Inlet/Outlet Ports | 1/2"-14 MNPT |
| Weight | 2.8 kg |
| Voltage | 12V DC |
| Open Flow | 5.0 GPM / 18.9 LPM |
| Max Amp Draw | 15A |
| Duty Cycle | Continuous |
| Fuse | 25.5A |
| Leads | 14 AWG, 33 cm with 2-pin connector |
| Diaphragm Material | Santoprene |
| Valve Material | EPDM |
| Package Contents | 1 x SEAFLO SFDP1-050-060-51 60 PSI Automatic Diaphragm Pump |
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Reliable 12V automatic diaphragm pump delivering 5.0 GPM at 60 PSI, ideal for marine, RV, cabin, and industrial water systems. Self-priming with a five-chamber design, it supports multiple fixtures simultaneously without needing an accumulator tank.
$127.99
RRP $167.00
Arrives:Mon 8 – Thu, 11 Jun
Currently Unavailable
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