Pentair 190059 Rear Mount Pressure Gauge – Replacement for Pool & Spa Valves & Filters

Premium replacement gauge for reliable pool and spa monitoring

Upgrade your filtration setup with the Pentair 190059 rear mount pressure gauge, designed to integrate with a broad range of Pentair components. The rear-mount design helps keep the gauge out of direct flow, reducing glare and improving visibility during routine checks. This is a practical upgrade for maintaining steady pressure readings and spotting flow changes that could indicate filter buildup or valve issues.

Whether you’re maintaining a residential pool, a spa, or a larger system, this gauge is built to align with a wide array of Pentair equipment. Its versatile fit supports frequent system evaluations, giving you a clearer sense of when to clean, backwash, or service your filters.

Compatibility & Fit

The 190059 gauge matches a broad list of Pentair models, including Star Polymeric, FNS, SM & SMBW 4000/2000 Series, Nautilus, Nautilus Plus, and Star pool and spa DE filters. It also complements Pentair Meteor, Sand Dollar, Meteor Top Mount, Tagelus, and Tagelus II pool and spa sand filters, plus Pentair Sta-Rite Cristal-Flo II high-rate sand filters. For commercial setups, it is compatible with Pentair Triton C-3 filter models TR100C and TR140C, and with Six-way 1-1/2-inch HiFlow valves.

• Rear mount pressure gauge replacement
• Fits Star Polymeric, FNS, SM & SMBW 4000/2000 Series, Nautilus lines, and DE filters
• Also compatible with Meteor, Sand Dollar, Tagelus lines, Cristal-Flo II filters
• Supports Triton C-3 commercial models TR100C and TR140C, plus HiFlow valves
• Compact size: 9 inches long by 2.5 inches high by 7 inches wide

Dimensions & Practical Use

With its 9" length, 2.5" height, and 7" width, the gauge is sized for easy mounting on compatible assemblies. The rear mount configuration keeps the face accessible while staying tucked away from direct flow paths, supporting quick checks during routine maintenance or after seasonal pool service. This replacement part is designed to streamline upkeep without requiring a complete system overhaul.

• Rear mount design minimizes obstruction and glare
• Broad compatibility across Pentair and Sta-Rite filter families
• Supports routine monitoring to inform backwash or cleaning timing
• Plain, straightforward replacement to minimize downtime

Note: This description summarizes notable benefits derived from the product data. It presents practical upgrade ideas based on the listed compatibility and dimensions, without asserting guaranteed results. Potential users can consider this gauge as a way to enhance visibility into system pressure and to support informed maintenance decisions.