SEAFLO Pressure 41 Series 12V diaphragm pump for marine water systems — quiet, self‑priming and designed to supply multiple fixtures with reliable on‑demand operation. Thermal protection is included.

• 4‑chamber diaphragm pump with on‑demand long‑life, adjustable pressure switch
• Flow: 12.5 L/min (3.3 GPM)
• Shut‑off and cut‑in pressure options (available as 17 / 35 / 40 psi model variants): 1.17 bar (17 psi) shut‑off; cut‑in 9 psi ±5 psi (±0.3 bar); 2.41 bar (35 psi) shut‑off; cut‑in 25 psi ±5 psi (±0.3 bar); 2.76 bar (40 psi) shut‑off; cut‑in 30 psi ±5 psi (±0.3 bar)
• Temperature limit 60°C (140°F)
• Valves: EPDM; Diaphragm: Santoprene; Inlet/Outlet ports: 19 mm (3/4 in) quick‑connect fittings
• Self‑priming to 1.8 m (6') and capable of running dry; internal bypass reduces cycling
• 12 V, max draw 8.5 A; wire connector 16 AWG x 11.4 cm; weight 1.8 kg
• Meets RoHS, SGS and ISO standards; quiet operation with rubber feet; 4‑year warranty

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