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Wif-Pro For
Diesel Engines

From early, reliable detection, to draining the filter bowl, WIF-Pro is an innovative monitoring system that offers unparalleled protection from this age-old problem. Our unique "outside looking in" approach utilizes an externally mounted sensor ring with United States Coast Guard Ignition Protection certification. The sensor ring is designed solely for use with Parker/Racor Marine Turbine Series fuel filter/water separators. Our patented, self-testing, float/sensor technology alerts you via the NMEA Certified control panel with a 95db alarm and flashing LED lights. If your boat has an active NMEA Network, you will receive the same alerts on your MFD. The WIF-Indicator filter parts provide a visual confirmation in the clear filter bowl that water has infiltrated your fuel system. When this happens, the WIF-Funnel drain bottle allows for fast, safe, one-handed, drip free draining to reset the system and continue your day on the water with confidence. 

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D500 WIF Pro 1200x1200

WIF-PRO Diesel – Advanced Protection for Engines & Generators

Reliable. Customizable. Certified.

WIF-PRO Diesel delivers the same trusted detection and alert capabilities as the proven WIF-PRO gas, water-in-fuel, and fuel systems—with specialized enhancements designed for diesel-powered vessels. Built for maximum versatility, WIF-PRO Diesel can be fully configured to protect propulsion engines, onboard generators, or any combination of systems, giving you complete control over your vessel’s safety.

Why Choose WIF-PRO Diesel?

  • Fully Customizable – Protect propulsion engines, port/starboard generators, or both—your system adapts to your vessel’s unique needs.

  • Precision Alerts – Our NMEA-certified software provides real-time alerts with pinpoint accuracy. Whether it’s a port engine, propulsion system, or generator, you’ll know exactly where the issue is occurring via text notifications and the onboard control panel.

  • Engineered for RACOR – Specifically designed for use with RACOR’s VMA turbine series filtration systems (500, 900, and 1000 models), ensuring compatibility and performance reliability.

  • Single or Dual Filtration – Works seamlessly with RACOR’s single or dual filtration setups, giving you flexibility in design and redundancy for peace of mind.

  • Unmatched Protection – Safeguard your diesel systems from fuel contamination and unexpected shutdowns before they become costly failures.

Key System Features

  • NMEA certified (location-specific text alerts)

  • 12/24 volt compatible

  • No added leak points to the fuel system

  • Highly reliable float switch operation

  • Rugged German-manufactured sensors

  • Self-testing capability

  • No wear parts for long-term durability

  • No required maintenance

  • Alert redundancy (visual & audible warnings)

  • IP67 waterproof components

  • ABYC compliant (with WIF-Shield)

  • USCG ignition protection certified

With WIF-PRO Diesel, you’re not just protecting your engines—you’re protecting your entire voyage.

Protect Your Boat Today

The new standard for Water-In-Fuel protection!

Detect it early. Fix it fast. Stay on the water with WIF-Pro.

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