





LESER 439 safety valve
| Category | Parameter | Specification |
|---|---|---|
| Operating Data | Model | LESER 4394.2892 |
| Series | Type 439 Compact Performance | |
| Maximum Set Pressure | Up to 16 bar (specific unit set at 2 barg) | |
| Flow Area | 78.5 mm² | |
| Operating Temperature | −45 °C to +150 °C | |
| Mechanical & Materials | Body Material | Stainless Steel 316L (1.4404) |
| Seal Material | Soft vulcanized elastomer | |
| Connection | 1/2 NPT | |
| Mounting Position | Vertical installation recommended | |
| Approvals | Certifications | PED / DIN EN ISO 4126, AD 2000, CE marked |