Compact Seaflo Water 21 Series 24 V pump, self-priming with adjustable pressure and a flow of 3.8 L/min (1.0 GPM), designed for quiet marine use.

• An on-demand long-life pressure switch with adjustable pressure settings; self-priming design.
• Shut-off pressure settings: 35 PSI: 25 PSI ±5 PSI (±0.3 bar); 40 PSI: 30 PSI ±5 PSI (±0.3 bar); 70 PSI: 56 PSI ±5 PSI (±0.3 bar).
• Valves: EPDM; Diaphragm: Santoprene; Inlet/Outlet ports: 1.
• Flow: 3.8 L/min (1.0 GPM) at 24 V DC.
• 2-chamber diaphragm pump; capable of supplying 1–2 fixtures.
• Industry-standard mount pattern and marine-grade sealed wiring harness.
• Ignition protected, quiet operation with rubber feet; Temperature limit: 43°C (110°F).
• Meets RoHS, SGS and ISO standards; 4-year warranty.
• See the Seaflo Water collection for related pumps and accessories.