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21XN6
General Purpose
2-way, internally piloted, normally closed solenoid valve
3/4"-1"
Pipe Sizes
2-230 psig
Operating Pressure
8W
Coil

ABOUT SERIES 21XN6 SOLENOID VALVES
These 316 stainless steel solenoid valves are available in 3/4" and 1". These valves are typically used for de-ionized water, transportation, welding equipment, machine tools, and spraying equipment, among other applications. Each solenoid valve is 100% tested, and available with UL 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: Stainless Steel 316
Armature Tube: Stainless Steel 300
Fixed Core: Stainless Steel 400
Plunger: Stainless Steel 400
Spring: Stainless Steel 300
Shading Ring: Gold-plated Copper

SOLENOID VALVE MODELS, BY SEAL MATERIAL
For more information on a solenoid valve in this series, select any available valve model below.
#1. FKM seal: For DI water, chemicals (14-280°F)*
Series 21XN6 valve models with FKM sealing material:
Model # Pipe Size
(Inch)
Orifice Size
(Inch)
Flow Factor
(CV)
Watt Rating
(W)
Min. Pressure
(PSI)
Max. Pressure
(AC/DC)
21X3KV190-8W 3/4" 3/4" 8.00 8 4 150/150
21XN6K1V250-8W 1" 1" 11.00 8 2 230/230
*Must be compatible with 316SS and FKM
#2. PTFE seal: For steam, hot water, chemicals (32-360°F)*
Series 21XN6 valve models with PTFE sealing material:
Model # Pipe Size
(Inch)
Orifice Size
(Inch)
Flow Factor
(CV)
Watt Rating
(W)
Min. Pressure
(PSI)
Max. Pressure
(AC/DC)
21X3KT190-8W 3/4" 3/4" 8.00 8 8 150/150
21X4KT250-8W 1" 1" 9.00 8 7 150/150
*Must be compatible with 316SS and PTFE; minimum fluid temperature of 140 (degrees fahrenheit) is recommended for optimal sealing