During technical comparisons, QH-3-4-9544 appears alongside Festo Valves, Festo J 5 2 D 1 C and Festo J 5 2 D 3 C Ex so engineers assess signal types, ingress protection, and ambient tolerances accurately.
QH-3/4 - 9544 - Festo Stop Valves
QH-3/4 9544 Festo Stop Valves

| Brand | Festo |
| Product Type | Stop Valves |
| Product | QH-3/4 |
QH-3/4 9544 Festo Stop Valves Technical Specifications
| Specification | Value |
|---|---|
| Valve function | 2/2 double solenoid |
| Pneumatic connection, port 1 | G3/4 |
| Pneumatic connection, port 2 | G3/4 |
| Type of actuation | Manual |
| Type of mounting | In-line installation |
| Mounting position | optional |
| Symbol | 991458 |
| Corrosion resistance class CRC | 1 - Low corrosion stress |
| LABS (PWIS) conformity | VDMA24364-B1/B2-L |
| Media temperature | -20; 150 |
| Product weight | 610 |
| Material seals | FPM; PTFE |




