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LESER Nanotightness

LESER Nanotightness

The LESER Nanotightness technology for reliable valve function exceeds the tightness requirements of API 527 by 50%

More about LESER Nanotightness
Cool Solutions

Cool solutions

LESER offers safety valves for industrial refrigeration

To cool solutions
Urea-Synthesis Valve

A particular Medium

Urea plants have special safety valves requirements. Here is your solution.

Further Information
POSV for high pressure

Safety valves for high pressure

LESER expands the range for pilot-operated safety valves up to 426 bar/ 6170 psig.

To pilot-operated safety valves
Safety valves for FPSO

FPSO solutions for safety valves

Due to high alloy materials LESER safety valves are extremly corrosion-resistant.

Safety valves for FPSO

Welcome to LESER

Safety valves for all industrial applications

Safety relief valves from LESER reliably protect industrial applications against overpressure. Browse the product range and see some of our references.

LESER LLC, located in Charlotte, NC/ USA, provides support and service directly from the manufacturer and holds a large stock with local assembly. Ask your LESER sales partner for competent consulting, convenient ordering, fast and punctual delivery and after sales service.

LESER products


30.09.2015 Reliable valve function: Tight Opening and Closing Pressure Limits? No problem!

In order to protect the different pressure ratings of natural gas compressors, a leading manufacturer of compressors requested a blowdown of 3% and overpressure of 1%. LESER provided a solution! Find out which.

17.09.2015 Application-Based Solutions: Cool Technology for Refrigeration Systems

Emission prevention, reliable function under high backpressure and easy installation: For requirements of modern refrigeration system LESER has developed a standardized safety valve.

10.09.2015 LESER at Social Media

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Contacts in your country



Telephone: +49 40 25165 100

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