GROCO PJR-B 12V Paragon Junior Water Pressure System with 2-Gallon Tank
The GROCO PJR-B 12V Paragon Junior Water Pressure System is engineered for dependable freshwater pressure delivery in compact and mid-sized vessel applications. Designed with a powerful 2-stage rotary pump and integrated 2-gallon pressure storage tank, this system delivers up to 7 gallons per minute while maintaining a stable 20-40 PSI operating range. Its self-priming capability and patented NOFLO dry-run protection help improve long-term reliability in demanding environments.
Built for consistent pressure performance, the PJR-B 12V system includes a pressure gauge and 3/4-inch strainer for simplified installation and maintenance. The compact footprint makes it suitable for installations where space efficiency matters without sacrificing flow performance. NSF-61 low-lead compliance also supports clean water system applications where water quality standards are important.
Whether used for freshwater delivery, washdown support, or industrial fluid transfer setups, the GROCO Paragon Junior system provides commercial-grade durability with smooth pressure regulation and dependable 12V DC operation.
Key Features
- Heavy-duty 12V DC water pressure system
- Delivers up to 7 GPM flow capacity
- Includes integrated 2-gallon pressure storage tank
- Operates within a 20-40 PSI pressure range
- Compact 2-stage rotary pump design
- Self-priming functionality for easier startup
- Patented NOFLO dry-run protection technology
- NSF-61 low-lead compliant construction
- Includes pressure gauge and 3/4" inlet strainer
- Designed for reliable continuous-duty performance
Applications
- Freshwater pressure systems
- Yacht and vessel water delivery
- Washdown and utility water systems
- Compact commercial water transfer setups
- Mobile service and utility vehicles
- Industrial low-pressure fluid circulation
- Recreational marine plumbing systems
- Multi-outlet onboard water distribution
Specifications
- Manufacturer: GROCO
- Model: PJR-B 12V
- Voltage: 12V DC
- Maximum Flow Rate: 7 GPM
- Operating Pressure Range: 20-40 PSI
- Pressure Storage Tank: 2-Gallon Included
- Pump Type: 2-Stage Rotary Pump
- Self-Priming: Yes
- Breaker Requirement: 30 Amp
- Strainer Size: 3/4 Inch
- Compliance: NSF-61 Low-Lead Standard
- Recommended Vessel Size: Up to 50 ft
FAQ
What makes the GROCO PJR-B 12V different from standard water pressure pumps?
The PJR-B 12V uses a commercial-grade rotary pump system designed for higher durability, smoother pressure delivery, and greater flow output than many standard diaphragm-style pumps.
Does the PJR-B 12V include a pressure tank?
Yes. This version includes a factory-matched 2-gallon pressure storage tank for improved pressure stability and reduced pump cycling.
Can this system be used outside of marine applications?
Yes. While commonly installed in yachts and watercraft, the system can also support industrial, utility, mobile service, and specialty water transfer applications.
Is the pump protected against dry running?
Yes. GROCO’s patented NOFLO dry-run protection technology helps suspend operation when water supply interruption occurs.
Is the unit self-priming?
Yes. The system is self-priming, simplifying installation and startup procedures.
What pressure range does the system operate at?
The operating pressure range is 20 to 40 PSI.
Is the GROCO PJR-B 12V suitable for potable water systems?
Yes. The system complies with NSF-61 low-lead standards, supporting clean water applications.
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