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Bypass or pressure reducing valves eliminate the damaging effects of overpressure on system equipment. The pressure reducing valve is a direct acting regulator that automatically maintains a constant pressure at a point.
Bypass (pressure reducing) valves for plunger pumps P and ST-P
| Mach. flow | Connections | Configuration | vendor code |
| 250 l / h | 3/8 "Gf | PVC - EPDM / PTFE | AVA0010101 |
| 230 l / h | 1/2 "Gm | n / a AISI 316 | 1166064 |
| 1050 l / h | 1/2 "Gf | PVC - EPDM / PTFE | AVA0010201 |
| 420 l / h | 3/4 "Gf | n / a AISI 316 | 1166066 |
| 420 l / h | 3/4 "Gf | Pvc | 1166067 |
| 1050 l / h | 1 "Gm | n / a AISI 316 | 1166068 |
| 1050 l / h | 1 "Gm | Pvc | 1166069 |



