Low/High Temperatures [Classic 21 Series] 2151B4002
- ¼” to 1 ½” Port Sizes
- 2, 3 or 4-way valves
- High Temperature and Low Temperature Applications
- Readily Adaptable to Vacuum Service
- Extreme Temperature Range Options including up to 300° F (150° C) for pressure controlled models and down to -40° F (-40° C) with Buna-N Seals
Need Help? No Problem!
Customer Service
Technical Service
+1 (416) 251-7677
Need Help? No Problem!
Customer Service
Technical Service
+1 (416) 251-7677
Product Information
| Valve Type | Directional Control |
| Series | 21 |
| Actuation | Pneumatic |
| Function | 2/2 Single Pilot |
| Default Position | Normally Closed |
| Return | Spring |
| Thread Type | NPT |
| Construction | Poppet |
| Mounting | Inline |
| Pilot Type | External |
| Duty Rating | Continuous Duty |
| Fluid Media | Filtered air |
| Operating Pressure | 30 to 150 psig (2 to 10 bar) |
| Pilot Supply Minimum | Equal to or greater than inlet pressure |
| Width | 3.11 in (79 mm) |
| Valve Body Material | Cast Aluminum |
| Poppet/Spool Material | Aluminum and Stainless Steel |
| Seal Material | Fluorocarbon |
| Application | Low Temperature |
| Size | 3/4 |
| Ambient Temperature | -40 to 120 F (-40 to 50 C) |
| Media Temperature | -40 to 175 F (-40 to 80 C) |
| Length | 4.56 in (116 mm) |
| Height | 4.42 in (112 mm) |
| Weight | 4.2 lb (2.0 kg) |
| Inlet Pipe Size | 1/2" |
| Outlet Pipe Size | 1/2" |
| Avg Cv | 6.5 |
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Low/High Temperatures [Classic 21 Series]
2151B4002
Contact Us for a 3D Model
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Low/High Temperatures [Classic 21 Series]
2151B4002
Contact ROSS Canada for Ordering Information
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