SEAFLO 42 Series Diaphragm Pump, 12V, 5.5 GPM, 60 PSI, Self-Priming, Auto Switch

Model # 23746019 Mfg # SFDP2-030-055-42
5 out of 5 Customer Rating
Orders placed by 3 PM EST typically ship the same day. Orders placed after this time will be processed the next business day.
SEAFLO 42 Series Diaphragm Pump, 12V, 5.5 GPM, 60 PSI, Self-Priming, Auto Switch
Model # 23746019 Mfg # SFDP2-030-055-42
5 out of 5 Customer Rating
Orders placed by 3 PM EST typically ship the same day. Orders placed after this time will be processed the next business day.
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SEAFLO 42 Series Diaphragm Pump – 12V, 5.5 GPM, 60 PSI, Self-Priming, Auto Switch

The SEAFLO 42 Series Diaphragm Pump is the newest addition to our high-performance pump lineup. Compact yet powerful, it delivers up to 3.0 GPM of flow while fitting easily into tight spaces. Designed for continuous duty, it features self-priming capability, run-dry protection, and internal bypass technology for smoother, quieter operation. With configurable inlet types and a standard mounting pattern, it adapts to a wide range of applications including marine, RV, and off-grid systems. The fully rubber-mounted base helps reduce noise and vibration, making it ideal for demanding environments where reliability and quiet performance are key.

Key Features

  • Delivers up to 3.0 GPM with self-priming and run-dry safe design
  • Internal bypass system minimizes cycling and enhances quiet operation
  • Compact footprint with fully rubber-mounted base to reduce vibration
  • On-demand use with built-in pressure switch and industry-standard mounting pattern
  • Meets or exceeds RoHS, SGS, and ISO environmental and safety standards

Activation Method Automatic
Amperage 3.37A
Capacity 3.0 gpm
Material Polypropylene and Stainless Steel
Shape Round
Voltage 24V

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