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ValvesPumpsPressure & Temperature ControlsLiquid Level Controls
21WN5-9
General Purpose
2-way, internally piloted, normally closed solenoid valve
3/4"-2"
Pipe Sizes
2-230 psig
Operating Pressure
8W
Coil
ABOUT SERIES 21WN5-9 SOLENOID VALVES
These large flow solenoid valves are pilot-operated diaphragm valves with Cv flow factors of up to 53. They can be used for both air and water. The valves have orifice sizes of up to 2”. They are also available with different seal materials and electroless nickel plating. Solenoid valves in this series are used on car washing equipment, irrigation equipment, cooling and pump equipment, and automation equipment, in addition to various other applications, as well.

Available options:
  • Adjustable closing speed
  • Manual override
  • Electroless nickel-plated versions
  • Latching coils
Electrical Connection
Rating: NEMA 4
Strain relief connector: Model 009
1/2" conduit connector: Model 010
6 ft. power cord: Model GRN100
Materials of Construction
Body: Brass
Armature Tube: Stainless Steel 300
Fixed Core: Stainless Steel 400
Plunger: Stainless Steel 400
Spring: Stainless Steel 300
Shading Ring: Copper
AVAILABLE MODELS, BY SEAL MATERIAL
For more information on a solenoid valve in this series, select any available valve model below.
Medium examples: Air, Inert gas, Water
Temperature range: 14°-195° F
Medium examples: Air, Inert gas, Water, Synthetic oils
Temperature range: 14°-280° F
Medium examples: Water, Low-pressure steam
Temperature range: 14°-280° F