Series 21A Solenoid (NBR seal)

Valve Category:

General Purpose

Valve Subcategory

2-way, Direct Acting, Normally Closed

Manufacturer

Granzow

Series 21A solenoid valves are used for a variety of different applications, such as heating and automation. The high quality of construction materials used in these solenoid valves combined with extensive performance testing ensure maximum reliability and life. The valve bodies are made from brass, and come with Buna and Viton seals.

Sealing Material:  NBR
Temperature Range:   14° to 195° F
Medium Examples:   Air, Inert gas, Water


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


Electric Connection
Rating: NEMA 4
Strain Relief Connector: Model 009
1/2" Conduit Connector: Model 010
6 ft. Power Cord: Model GRN100


Series 21A solenoid valve models, with NBR sealing:
Model # Pipe Size
(Inch)
Orifice Size
(Inch)
Flow Factor
(CV)
Watt Rating
(W)
Min. Pressure
(PSI)
Max. Pressure
(AC/DC)
Request a Quote
21A3KB15 1/8" 1/16" 0.10 8 0 430/260 Request Quote
21A3KB20 1/8" 5/64" 0.14 8 0 315/230 Request Quote
21A3KB20 1/8" 5/64" 0.14 12 0 505/435 Request Quote
21A3KB20 1/8" 5/64" 0.14 14 0 505/435 Request Quote
21A3KB25 1/8" 3/32" 0.22 8 0 200/130 Request Quote
21A3KB25 1/8" 3/32" 0.22 12 0 435/360 Request Quote
21A3KB25 1/8" 3/32" 0.22 14 0 435/360 Request Quote
21A3KB30 1/8" 1/8" 0.28 0 145/85 Request Quote
21A3KB30 1/8" 1/8" 0.28 12 0 360/260 Request Quote
21A3KB30 1/8" 1/8" 0.28 14 0 360/290 Request Quote
21A3KB45 1/8" 3/16" 0.45 8 0 70/30 Request Quote
21A3KB45 1/8" 3/16" 0.45 12 0 170/100 Request Quote
21A3KB45 1/8" 3/16" 0.45 14 0 170/115 Request Quote
21A2KB15 1/4" 1/16" 0.10 8 0 430/260 Request Quote
21A2KB20 1/4" 5/64" 0.14 8 0 315/230 Request Quote
21A2KB20 1/4" 5/64" 0.14 12 0 505/435 Request Quote
21A2KB20 1/4" 5/64" 0.14 14 0 505/435 Request Quote
21A2KB25 1/4" 3/32" 0.22 8 0 200/130 Request Quote
21A2KB25 1/4" 3/32" 0.22 12 0 435/360 Request Quote
21A2KB25 1/4" 3/32" 0.22 14 0 435/360 Request Quote
21A2KB30 1/4" 1/8" 0.28 8 0 145/85 Request Quote
21A2KB30 1/4" 1/8" 0.28 12 0 360/260 Request Quote
21A2KB30 1/4" 1/8" 0.28 14 0 360/290 Request Quote
21A2KB45 1/4" 3/16" 0.45 8 0 70/30 Request Quote
21A2KB45 1/4" 3/16" 0.45 12 0 170/100 Request Quote
21A2KB45 1/4" 3/16" 0.45 14 0 170/115 Request Quote
21A2KB55 1/4" 7/32" 0.63 8 0 45/15 Request Quote
21A2KB55 1/4" 7/32" 0.63 12 0 100/35 Request Quote
21A2KB55 1/4" 7/32" 0.63 14 0 145/70 Request Quote
Series 21A Solenoid (NBR seal)
   WARNING: Cancer and
   Reproductive Harm -
   www.P65Warnings.ca.gov