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SCR inlet check valve

Eaton's urea tank valves for Selective Catalytic Reduction (SCR) system controls allow customers to meet strict emissions requirements for urea-based Diesel Exhaust Fluids (DEF). Eaton's SCR Inlet Check Valve provides a flexible and robust solution to control emissions from the fill hose to the tank. Our valves maximize tank capacity and optimize venting strategies. 


  • Provides attachment for fill hose to tank
  • Externally mounted
  • Non-sealing or sealed options

Engineering Capabilities

Eaton's world class engineering and design expertise are leading the way in developing innovative and highly efficient fuel emissions controls. Dedication to system optimization has achieved a quality control rating of less than 2 PPM (parts per million).