Salinger Feld 4-8
DE 58454 Witten
Product range

Gas mixers

Gas mixers

WITT gas mixers are known for easy handling, infinitely variable mixture settings and high flow rates. Precisely adjusted regulation technology and an automatic pressure regulation for compensation of pressure fluctuations provide precise and constant gas mixtures.

Product range

Flashback Arrestors

Flashback Arrestors

Special safety devices as flashback and flame arrestors according to DIN EN ISO 5175-1 prevent dangerous backfire and flashback.

WITT flashback arrestors / flame arrestors (FBA) are used to protect single cylinders, outlet points or pipelines and can be used for almost all technical gases such as acetylene, propane, propylene, ethylene, methane, hydrogen or oxygen.

Through the combination of established safety elements, flashback arrestors provide protection against flashbacks and backfire. Flashback arrestors / flame arrestors also prevent the formation of dangerous gas mixtures within the pipeline.

Product range

Pressure regulating stations

Pressure regulating stations

WITT offers a large range of manifold pressure regulating stations for almost all technical gases, pressures and flow rates.

Product range

Dome-loaded pressure regulators

Dome-loaded pressure regulators

WITT is a supplier of high-quality pressure regulators / pressure reducers for the adjustment or pressure reduction of gases. Dome pressure regulators are a type of pressure regulator which is usually used in line installations. They are particularly suitable for fluctuating gas withdrawal rates and large flow rates with small pressure differences. WITT dome pressure regulators ensure maximum control, even when the inlet pressure drops down to 1 bar above the outlet pressure. Their constant outlet pressure ensures that the downstream processes can be controlled. WITT dome pressure regulators can be used for inlet pressures up to 300 bar, and offer control ranges from 500 mbar to 60 bar.

Product range

Non-return valves

Non-return valves

WITT gas non-return valves (Check valves) are used to protect plants, piping systems and outlet points against dangerous gas backflow and unwanted gas mixtures. Key features of WITT’s unique non-return valve / check valve design are their very low opening pressures and very low pressure drop, so they are particularly suited to low operating pressure applications.

Product range

Safety relief valves

Safety relief valves

WITT is a manufacturer of safety relief valves or pressure relief valves. Safety relief valves respectively pressure relief valves or pressure safety valves are designed to protect against overpressure by discharging pressurised gases (e.g. acetylene, ammonia, argon, CO2, helium, carbon monoxide, methane, propane, oxygen, nitrogen, hydrogen and compressed air) and vapours from pipelines, pressure vessels and plant components.

Product range

Gas filters

Gas filters

WITT gas filters enable the finest filtering of impurities in technical gases such as acetylene, argon., oxygen, hydrogen, methane, carbon dioxide, helium, compressed air and ethylene. They thus protect downstream equipment and systems.

Product range

Quick hose couplings

Quick hose couplings

WITT quick couplers / hose couplings SK100 for gases provide a safe, quick and distinctive connection of the hose with outlet points or working equipment.

Product range

Gas Supply

Gas Supply

WITT – CENTRAL GAS SUPPLY SYSTEMS FROM A SINGLE SOURCE!

Continuous gas supply, improved safety by less transportation of gas cylinders, more space at the point of use, flexibility and expandability – central gas supply systems offer numerous benefits. Field-proven solutions by WITT ensure the optimal realisation from gas inlet to outlet point, from conception to implementation. Our BAM-tested and certified products set standards. Rely on German quality and contact persons globally.

Company profile

WITT-Gasetechnik is a manufacturer of gas-related equipment that meets the highest quality requirements. It began some 70 years ago with flashback arrestors for cutting and welding. WITT flashback arrestors have revolutionised fuel gas accident prevention, and are used throughout the world today.

Today, WITT offers a complete range of gas safety and control equipment: flashback arrestors and non-return valves made of brass and stainless steel, safety relief valves, dome pressure regulators, gas filters and quick couplers. These products also include gas mixers and gas analysers.

A comprehensive quality management system guarantees the consistent achievement of the highest levels of safety and quality of everything that leaves the Witten factory. Each product is inspected and tested thoroughly before being dispatched. These inspections are supplemented and confirmed by regular external tests, by such organisations as the Federal Institute for Materials Research and Testing (BAM), the Underwriters Laboratories (UL), TÜV or DVGW. As a manufacturer, WITT is certified to ISO 9001, ISO 22000 for food safety as well as ATEX and PED.

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