reliable 2/2 way flow control, open when de-energized. For air, water, oil, and gas, these direct-acting or pilot-operated valves offer diverse port sizes (G1/8″-G2″). Ideal for applications requiring default flow or safety depressurization. Choose NBR, VITON, or EPDM seals for media compatibility.
| Model | 2W/2S(040-10NO) | 2W/2S(160-10NO) | 2W/2S(160-15NO) | 2W/2S(200-20NO) | 2W/2S(250-25NO) |
| Working Medium | Air,Water,Oil,Gas | ||||
| Motion Pattern | Direct Drive Type | ||||
| Type | Normal Open Type | ||||
| Aperture of Flow Rate(mm) | 4 | 16 | 16 | 20 | 25 |
| CV Value | 0.6 | 4.8 | 4.8 | 7.6 | 12 |
| Port Size | G3/8″ | G3/8″ | G1/2″ | G3/4″ | G1″ |
| Operation Fluid Viscosity | 20 CST(Below) | ||||
| Working-pressure | Water:0～0.5MPa Air:0～0.7MPa Oil:0～0.5MPa Gas:0～0.7MPa | ||||
| Max Pressure Resistance | 1.05MPa | ||||
| Operating Temperature Range | ‐5～+80℃ | ||||
| Voltage Range | ±10% | ||||
| Material of Body | 2W:Brass; 2S:Stainless steel | ||||
| Material of Oil Seal | NBR EPDM or VITON | ||||
| Model | L | H | D |
| 2W040-10NO | 53 | 105 | 54 |
| 2W160-10NO | 69 | 116 | 62 |
| 2W160-15NO | 69 | 116 | 62 |
| 2W200-20NO | 73 | 127 | 62 |
| 2W250-25NO | 99 | 135 | 62 |
| Model | L | H | D |
| 2W040-10NO | 53 | 105 | 54 |
| 2W160-10NO | 69 | 116 | 62 |
| 2W160-15NO | 69 | 116 | 62 |
| 2W200-20NO | 73 | 127 | 62 |
| 2W250-25NO | 99 | 135 | 62 |
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