Product Characteristics:
1. Direct lifting diaphragm construction.
2. Open from 0 bar for low pressure system
3. High frequency of flying lead coil
4. Real brass, no nickel brass
5. No leak when the valve working
Size | Port Size | Orifice(mm) | Cv | Min Pressure | Max Pressure | Operating Temperature | Price | |||
AC(40VA) | DC(18W) | NBR | EPDM | VITON | ||||||
2W31-10 | 3/8" | 10 | 2.5 | 0.0MPa | 0.7MPa | 0.7MPa | -5~80℃ | -5~100℃ | -5~120℃ | GET A QUOTE |
2W31-15 | 1/2" | 15 | 4.5 | 0.0MPa | 0.7MPa | 0.7MPa | GET A QUOTE | |||
2W31-20 | 3/4" | 20 | 9.3 | 0.0MPa | 0.7MPa | 0.7MPa | GET A QUOTE | |||
2W31-25 | 1" | 25 | 12 | 0.0MPa | 0.7MPa | 0.7MPa | GET A QUOTE | |||
AC(50VA) | DC(20W) | GET A QUOTE | ||||||||
2W31-32 | 1-1/4" | 32 | 24 | 0.0MPa | 1.0MPa | 1.0MPa | GET A QUOTE | |||
2W31-40 | 1-1/2" | 40 | 29 | 0.0MPa | 1.0MPa | 1.0MPa | GET A QUOTE | |||
2W31-50 | 2" | 50 | 48 | 0.0MPa | 1.0MPa | 1.0MPa | GET A QUOTE |
Product Features:
Medium | Air, water, steam, oil, etc |
Temperature | NBR: -10~80℃ ; EPDM: -10~120℃; VITON: -10~150℃ |
Pressure | 0~1.0MPa |
Size | 1/8", 3/8", 1/2", 3/4", 1", 1-1/4", 1-1/2", 2" |
Port Thread | G, BSP, NPT, FLANGE |
Orifice(mm) | 12, 15, 20, 25, 32, 40, 50 |
Voltage | DC-12V, 24V ; AC-24v, 110v, 120v, 220v, 240v |
Tolerance | +/- 10% |
Material | Body: brass or stainless steel; seal: VITON, NBR, EPDM; armature tube: stainless steel304; stop: SS403F; springs: SS304 shading rings: SS304 |
Model | Media | Port Size | Orifice size | Pressure | Temperature | Voltage | Connection |
2W11 | Water, air, oil | 3/8'', 1/2'', 3/4'', 1'' 1 1/4'', 1 1/2'', 2'' | 12, 15, 20, 25, 32, 40, 50 | 0-1Mpa | NBR seal: -10℃~80℃ EDPM:-10℃~120℃ VITION: -10℃~150℃ | DC2V, 24V. AC24V, 120V, 240V/6-HZ 110V, 220C/50Hz | G, NPT, BSP, FLANGE |
2W21 | |||||||
2W12 | |||||||
2W31 |
COVNA founded in 2000 and have 18 years of experience for solenoid valves, electric valves, pneumatic valves and pneumatic components. We own professional quality management and process inspection team which ensure the product with good quality., one year warranty and CE, RoHS, ISO9001, TUV certificate. We have large number of stock and most of the products could be delivered to you about 3-5 working days. COVNA professional and fast response sales team can reply your inquiry within 12 hours and offer you the best product consultant service.
“We are confident that our products can get your one hundred percent of trust and help you to achieve success with our great efforts.” - CEO Mr. Bond.
Our Advantage:
1. 18 years of experience of valves
2. Consistent product quality and reduction of defective productivity
3. Significant cost reduction versus competitors
4. 1 year of warranty time
Factory View:
Our Services:
Each product will be packed in foam and carton to keep it safety during shipment.