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Dyna-Flo DFN

Fisher Model 656 Equivalent

DFN

The DFN is a bracket-mounted, direct acting, spring and diaphragm actuator. DFN actuators are typically used to operate butterfly valves, chokes and louvers for throttling or on/off control.

  • 35 PSIG (2.41 BARG) Input Signal
  • 2-7/8" (73mm) or 3-7/8" (99mm) Bolt Circle Diameter
  • -40°F to 180°F (-40°C to 82°C) Standard Temperature Limitations
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