Jabsco Water Inlets & Pressure Regulators
Jabsco 44411-2045 Flush Mount Water Pressure Regulator - Chrome Plated Brass
Jabsco 44412-1045 White 90° Port Flush Mount Water Pressure Regulator 45 PSI
Jabsco Water Pressure Regulators for Marine Applications
When it comes to protecting onboard plumbing systems from the damaging effects of unregulated shore power water hookups, Jabsco water regulators safeguard against damage from excessive pressure while ensuring consistent water flow. As a trusted name in marine products for over 80 years, Jabsco has engineered a comprehensive line of water inlets and pressure regulators specifically designed to handle the unique challenges of marine and RV water systems.
The Critical Role of Marine Pressure Regulation
Dockside water supplies and marina hookups can deliver pressures that pose serious risks to onboard systems. These regulators automatically reduce incoming dock water pressure, often as high as 125 psi, down to a safe 45 psi level suitable for your boat's water tank, pumps, and components. Without proper regulation, excessive pressure can damage water pumps, rupture hoses, stress fittings, and compromise seals throughout your plumbing infrastructure.
Jabsco's Engineered Solutions
Jabsco offers multiple configurations to accommodate different installation requirements and vessel types. Designed for day and night protection of the entire plumbing system from unregulated city water system hook-ups, the Jabsco Regulator will maintain regulated output at low or high flow rates—whether you're connected to a dock-side main or a campground faucet. The product line includes both inline models with straight or 90-degree threaded outlets, as well as flush-mount versions that integrate cleanly into cockpit or bulkhead installations.
Key design features set Jabsco regulators apart in the marine market. Built-in back-flow preventer functionality meets federal and state requirements for RV and marine applications, preventing contamination of shore water supplies. The removable strainer protects valves and seal-seats from pipe scale and other debris, extending the service life of downstream components. Multiple fitting options—including brass garden hose thread (GHT) connectors and various hose barb configurations—provide installation flexibility across different vessel types and plumbing layouts.
Built for the Marine Environment
Jabsco manufactures these regulators from food-grade materials with UV-resistant plastics and corrosion-resistant components designed to withstand constant exposure to marine conditions. The company's 441 and 442 series models feature options in both white and chrome finishes, allowing boaters to match their vessel's aesthetic while benefiting from proven pressure regulation technology. Each regulator is factory-tested to ensure it maintains the ±5 PSI tolerance necessary for consistent system performance across varying flow rates.
The engineering behind Jabsco's water pressure regulators reflects the same commitment to reliability that has made the company a worldwide leader in marine water systems since pioneering the flexible impeller pump in the 1930s. Today's pressure regulators incorporate decades of field experience and feedback from both recreational boaters and commercial operators who depend on robust, maintenance-friendly solutions for critical onboard systems.