Seaflo Water 21 Series 12V pump — compact, self-priming on-demand pressure pump for boats, caravans and small off-grid systems.

• On-demand long-life pressure switch with adjustable settings; self-priming and run-dry safe
• Flow 4.3 L/min (≈1.1 GPM) — suitable for 1–2 fixtures
• 2-chamber diaphragm pump; diaphragm: Santoprene; valves: EPDM
• Inlet/Outlet Ports: 1; industry-standard mount pattern; marine-grade sealed wiring
• Shut-off pressure 35 PSI: 25 PSI ±5 PSI (±0.3 bar)
• Shut-off pressure 40 PSI: 30 PSI ±5 PSI (±0.3 bar)
• Shut-off pressure 70 PSI: 56 PSI ±5 PSI (±0.3 bar)
• Temperature limit 43°C (110°F); ignition protected; rubber feet for vibration and noise reduction
• Quiet operation and compact design for easy installation
• Meets or exceeds RoHS, SGS and ISO standards; 4-year warranty