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Over 80 years of experience in oil, gas and chemical solutions, proven in safety, reliability and durability in the most extreme environmental and operating conditions around the globe — with the world-class Norgren, Buschjost, Herion and Maxseal product ranges, designed to work effectively in aggressive environments and extreme temperatures.





The products meet international standards including ATEX, IECEx, TUV, TR-CU, INMETRO, CSA, KOSHA, DVGW, FM, UL, NEMA and ITRI — and the high-integrity valves are SIL approved, suitable for Safety Instrumented Systems.
Force Friction Ratio (FFR) is the critical safety element of a solenoid valve: the higher the FFR, the more likely the valve operates when demanded. Maxseal and Herion solenoid valves offer an FFR of 10 — the highest in the industry — thanks to low-friction poppet design, an advantage that grows at extreme temperatures.
A 10-year service interval (6 years to maintain SIL 3), -60 °C to +120 °C temperature range and 100% duty rating. The Low Power ICO3S consumes just 1.0 W — a 67% reduction — saving 650 kWh over a 25-year life, while the ICO4-PST is the first smart solenoid valve with fully integrated partial stroke testing.

From onshore and offshore extraction all the way through to distribution — proven expertise with references from key players in the industry.

Upstream oil & gas production, onshore and offshore — stainless steel solenoid valves proven on platforms and in coastal environments, in operation at the big international oil companies.

Safe and reliable actuation control for refining operations, with high-integrity valves and redundant valve manifold systems for safety-critical duties.

Safe and reliable operation for chemical applications — energy-saving modular solenoid systems with compact design, resilient in hazardous environments.

Solutions for the transportation and distribution of oil, gas and LNG, certified for hazardous areas and marine environments.

The world-leading Herion pilot and control valves, created specifically for the chemical and petrochemical industries, keep plant operations safe and reliable.

Reliable pneumatic and fluid control solutions for power generation plants, engineered for durability in the most demanding operating conditions.
The ranges meet international standards including ATEX, IECEx, TUV, TR-CU, INMETRO, CSA, KOSHA, DVGW, FM, UL, NEMA and ITRI. The high-integrity solenoid valves are SIL approved and suitable for Safety Instrumented Systems.
FFR measures the relationship between the spring-return force and the frictional resistance within the valve — the higher the FFR, the more likely the valve operates when demanded. Poppet-design solenoid valves generate much lower friction than spool designs, especially at extreme temperatures. Maxseal and Herion valves offer an FFR of 10, the highest in the industry.
The Low Power ICO3S direct acting solenoid valve consumes just 1.0 W nominal steady-state power — a 67% reduction versus the standard ICO3S — while keeping an uncompromised 5 kg spring force via an integrated PWM driver. It saves 650 kWh over a 25-year life, ideal for remote, renewable, generator or battery-powered installations.
The ICO4-PST is the first fully integrated partial stroke testing solution, with the control system built into the Maxseal ICO4 high-integrity solenoid valve. It is SIL 3 certified as 1oo1, requires no dedicated PST device, provides position, pressure and time monitoring with simple pass/fail reporting, and supports local and remote testing via HART.
We help with product selection and sizing, provide official Norgren datasheets (in English), and quote from local stock and the European Norgren network — with engineering communication in your own language. Contact our engineers or request a quote directly.