Model 4420 has been designed specifically for use as a fuel shut-off valve in gas turbine applications. The 4420 is a single acting spring return, pneumatically actuated valve and is available in both 2-way and 2-way vented versions.
Features and Benefits
Less that 100 millisecond Close Time
Unique “vent” port - no need for separate bleed valves - reduced installation cost
2-Way & 2-Way Vented
Open/Closed Position Switch Indication (Optional)