Product feature:
1. Pilot acting for low starting pressure.
2. Have high working pressure and large flow.
3. Flange types are available in JIS 10K; ANSI 150LB and PN16.
4. Timer for setting on/off times is available as an optional accessory.
Ordering Code

Specification
| Model | PU225-03A | PU225-04A | PU225-06A | PU225-08A | PU225-12A | PU225-14A | PU225-20A |
| SPU225-03A | SPU225-04A | SPU225-06A | SPU225-08A | SPU225-12A | SPU225-14A | ||
| Working Medium | Air,Water,Oil | ||||||
| Operation | Internal Piloted | ||||||
| Type | Normal Close | ||||||
| Orifice | 13mm | 13mm | 25mm | 25mm | 38mm | 38mm | 50mm |
| CV Value | 4.50 | 4.50 | 12.00 | 12.00 | 22.00 | 30.00 | 48.00 |
| Port Size | 3/8“ | 1/2“ | 3/4“ | 1″ | 11/4“ | 11/2“ | 2″ |
| Material of Body | Brass or Steel | ||||||
| Operation Fluid Viscosity | Below 50CST | ||||||
| Working-pressure | 0.05~1.0MPa | ||||||
| Max.Test Pressure | 1.6MPa | ||||||
| Ambient Temperature | -5~80℃ | ||||||
PU225 Dimension

| Model | PU225-03A | PU225-04A | PU225-06A | PU225-08A | PU225-12A | PU225-14A | PU225-20A |
| R | 3/8“ | 1/2“ | 3/4“ | 1″ | 11/4“ | 11/2“ | 2″ |
| A | 66.5 | 66.5 | 96 | 96 | 131.5 | 131.5 | 160 |
| B | 106.5 | 106.5 | 126 | 126 | 145.5 | 145.5 | 160 |
| C | 48.5 | 48.5 | 70.7 | 70.7 | 96 | 96 | 112 |






