FREE delivery on orders over €150
Product Specifications:
| Item | Pneumatic Control Valve |
| Actuator Control Pressure - Maximum | 8 psi |
| Actuator Control Pressure - Minimum | 3 psi |
| Actuator Return Action | Spring Return |
| Actuator Type | Pneumatic |
| Application | Chilled/Hot Water Control |
| Body Material | Brass |
| Close-off Pressure | 35 psi |
| Cv | 6.3 |
| Differential Pressure | 25 psi |
| Fluid Temperature - Maximum | 250°F |
| Fluid Temperature - Minimum | 35°F |
| Function | Used To Provide Pneumatic Proportional Control Of Water, Steam And Ethylene Glycol Solutions (Up To 50 Percent) |
| Includes Actuator | Actuator Included |
| Max. Pressure | 15 psi |
| Number Of Ways | 2 |
| Operating Temperature - Maximum | 250°F |
| Operating Temperature - Minimum | 35°F |
| Port Connection Gender | Female |
| Port Connection Size | 3/4" |
| Port Connection Type | NPT |
| Spring Action | Spring Return |
| Stem Material | Stainless Steel |
| Type | Globe Screwed |
| Valve Action | Normally Open |
Shipping Info:
| Ship weight (kg) | 1.35 |
| Ship height (cm) | 22.35 |
| Ship length (cm) | 17.78 |
| Ship width (cm) | 11.68 |
| HS code | 8481809040 |
| Country of Origin | US |
Product Details:
- Close Off Rating @ Main PSI (35 @ 20)
- Pipe (In.) (3/4 NPT)
- Spring Range (PSI) (3-8)
- Valve Body Material (Bronze)
Product Variants
| Product | Model | Cv | Function | Number Of Ways | Max. Pressure | Type | Differential Pressure | Price | |
|---|---|---|---|---|---|---|---|---|---|
![]() |
257-02041 | 4 | Hot/Chilled Water Valve | 2 | 250 psi | Globe Screwed | 25 psi | €233.61 | |
![]() |
256-02008 | 2.5 | Used To Provide Pneumatic Proportional Control Of Water, Steam And Ethylene Glycol Solutions (Up To 50 Percent) | 2 | 15 psi | Globe Screwed | 25 psi | €225.26 | |
![]() |
257-02038 | 2.5 | Used To Provide Pneumatic Proportional Control Of Water, Steam And Ethylene Glycol Solutions (Up To 50 Percent) | 2 | 15 psi | Globe Screwed | 25 psi | €224.23 | |
![]() |
258-02069 | 4 | Used To Provide Pneumatic Proportional Control Of Water, Steam And Ethylene Glycol Solutions (Up To 50 Percent) | 3 | 15 psi | Globe Screwed | 25 psi | €243.94 |
Explore Products
- MODINE 5H0806830000 Gas Valve, 24V, 3/4 Inch, Natural Gas
- BANJO FITTINGS 17702 BANJO 17702
- PEER CHAIN 2119 Connecting Link, 60 Pitch, Stainless Steel
- APPLETON ELECTRIC KPSTL15150J1MT High Pressure Sodium Light Fixture
- SPEARS VALVES 4530-010C Industrial Ball Check Valve Cartridge, FKM, 1 Size, CPVC
- HONEYWELL NXBK0075CS30200000
- EATON E34GDB97LWD24-1X Pushbutton, 30.5 mm, Corrosion Resistant, White, Illuminated, 24 Vac/Vdc Light Unit
- SCHLAGE ALX53P SAT 612 Door Lever Lockset, Grade 2, Straight Return Lever, Satin Bronze, Conventional Cylinder
Explore More
- GATES
- KENNEDY
- KEYSHAFT
- BABCOCK DAVIS
- STERILITE
- Gas Infrared Tube Heaters
- Concrete Preparation Tools
- Vacuum Blower Fishing System Accessories
- Strip Door Hardware
- Hooks and Picks
- MEMPHIS GLOVE NXG Work Gloves, Gray
- ANSELL 87-209 Alphatec Natural Rubber Latex Gloves
- ABUS 24IB Diskus Padlocks
- CHICAGO PNEUMATIC CP3000 Series Inline Die Grinders
- MUELLER INDUSTRIES 781SS-WE Y Strainers
- PARKER 500 series, Brass Inline Ball Valve, FNPT x FNPT
- DIXON Female Connectors
- GROVE GEAR NH Series, BMQ-R Style, 824 Size, Ironman Narrow Housing Worm Gear Reducers
- UTILITY PRO Bomber Jackets
- MERIT BRASS 4016 304 Stainless Steel Welded Nipples, Schedule 40
Contact us
Contact your account manager right away to get personal advice.
We're available Monday through Friday, from 07:30 until 17:00.
SIEMENS 257-02044 Valve Pneumatic 3/4 In
€248.72 /unit
