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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 UK 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


LESER US - LESER Subsidiary in Charlotte, NC, USA 02.05.2016 Services around the Safety Valve – LESER US: We are locally available for you

LESER US is our regional headquarter for North- and South America. 28 highly-qualified and trained employees with safety relief valve experience are headquartered in Charlotte, NC, for local support.

Strong Types for all Applications - LESER High Performance Safety Relief Valves 28.04.2016 Application-based Solutions: Strong Types for all kinds of Applications

Our all in all 16 safety relief valve Types of the High Performance product group are suitable for all kinds of industrial applications.

Application-based solutions from LESER for the pharmaceutical and biotechnology industries during the Interphex 2016 27.04.2016 Application-based solutions: Interphex, New York City

LESER US is exhibiting at the Interphex trade show this week in New York City!

Contacts in your country



Telephone: +49 40 25165 100

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