Item #871191

Jabsco Water Pressure Regulator - 44412-2045

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Jabsco Water Pressure Regulator - 44412-2045

Item # 871191


Designed for day and night protection of the entire plumbing system from unregulated city water system hook-ups. Whether connected to a dock-side main or a campground faucet, the new Jabsco Regulator will maintain regulated output at low or high flow rates. The removable strainer protects valves and seal-seats from pipe scale and other debris.


  • Water Pressure Regulators protect your boat's water system from damaging pressures of unregulated city water hook-ups
  • Reduces unregulated city water pressures that can run as high as 125 psi down to a safe 45 psi - automatically
  • Features built-in backflow preventer
  • Federal and State required on RV's with water service hookup
  • Includes GHT (Garden Hose Thread) fittings for potable garden hose connection.
  • Limits inlet water pressure to 45 psi (3.1bar)
  • Maintains regulated pressure at various flow rates
  • Compact in-line model only 3" (77mm) long
  • Built-in port strainer is easily cleanable
  • Manufactured of food-grade materials
  • Meets all applicable codes and approvals
  • Removable strainer protects plumbing


  • Water pressures from 46-125 psi (3-10 bar) will be regulated down to 45 psi (3 bar)
  • Lower pressures will pass through unregulated
  • Variance is ± 5 psi (0.3 bar)
  • Snap Fittings: 1/2" Hose Nipple and 1/2"-14 NPT Male
  • Materials: UV-resistant plastic, crack resistant mounting flange
  • Working Temperature: 33-150ºF (1-65ºC)

This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm.

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Part Numbers for Jabsco Water Pressure Regulator - 44412-2045

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