LESER 4594.2162 Stainless Steel Safety Relief Valve

Description

The LESER 4594.2162 is a compact and high-performance safety valve from the Type 459 series, engineered for reliable overpressure protection in a wide range of industrial systems. Manufactured from high-grade 1.4404 / 316L stainless steel, it offers excellent resistance to corrosion and is suitable for steam, gas, and liquid media. This valve is factory-set to a pressure of 250 bar, ensuring precise and dependable operation. Order now from PLC2Day for expert support and fast delivery.

Specifications

• Manufacturer: LESER
• Type: 4594.2162
• Set Pressure: 250 bar (3625.9 psig)
• Inlet Connection: G 1/2 inch
• Outlet Connection: G 1 inch
• Body Material: 1.4404 / 316L Stainless Steel
• Pressure Rating Inlet: PN 250
• Pressure Rating Outlet: PN 160

Label Info

• Serial Number: 11639766
• Job Number: 20434044/10
• Year of Manufacture: 2019

Application

This safety valve is ideal for protecting pressure vessels, pipelines, and other equipment in chemical plants, power generation facilities, and general process engineering applications where high-pressure and corrosive media are present.

Country of Origin

Made in Germany.

CO2 Impact

Opting for this component saves approximately 5.0 kg of CO2 compared to manufacturing a new one. This saving is equivalent to driving a car for about 25 kilometers.

Availability

This item is in stock and ready for immediate dispatch.

FAQ

This is a high-grade austenitic stainless steel known for its excellent corrosion resistance, particularly against chlorides and other industrial chemicals, making it suitable for a wide range of aggressive media.

Safety relief valves are precision safety devices. Any adjustment to the set pressure must be performed by a qualified technician with proper test equipment to ensure it operates correctly and safely. Unauthorized tampering is highly discouraged and can void certifications.

As indicated on the nameplate data (Steam, Gas, Liquid), this valve is designed for versatile use with various media, which is typical for valves made from 316L stainless steel.

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Last Update: Friday, March 13, 2026