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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


06.08.2015 Long-term Global References: Customer-specific Solutions for Saudi Aramco

In oil and gas industry, safety valves with balanced piston are being specified by users as Saudi Aramco. LESER complies with these specifications and is going to bring a standardized solution.

[Translate to Englisch:] Leidenschaft für Technik: LESER Prüfstand 31.07.2015 Passion for Technology: New LESER Test Lab

LESER builds one of the most advanced and powerful test facilities, with the ability to simulate real plant operating conditions for safety valves. Besides, the test lab is certified by the TÜV and ASME.

16.07.2015 LESER’s Longterm Global References – New ‘References’ book now available

LESER’s ‘References’ book offers the customer an in-depth look at LESER’s recognition in the market, qualification by customers, and global approvals.

Contacts in your country



Telephone: +49 40 25165 100

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