Heavy-duty corrosion protection

User-friendly measurement processes - right through to results documentation

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New products: Discover the QNix® 5500 and QNix® 9500

Innovative coating thickness gauges that set standards

Are you looking for a coating thickness gauge to check the coating thickness quickly and easily? Or do you also need a measuring device for measuring tasks with special requirements for measured value storage, the creation of documentation and reports as well as configuration options? Then our new generation of coating thickness gauges is just right for you – with the highest quality, accuracy and user-friendliness.

Quality - Made in Germany

You can rely on the QNix® team

We have been developing and manufacturing the best coating thickness gauges for more than 40 years – with heart, hand and mind. We are a globally active German manufacturer of coating thickness gauges for the non-destructive measurement and inspection of coatings on metallic substrates. Our easy-to-use coating thickness gauges are “Made in Germany” and are characterized by the highest quality, accuracy, robustness, user-friendliness and durability.

Our product range

With its QNix® brand, Automation Dr. Nix offers a wide range of coating thickness gauges for the non-destructive measurement of coatings for a wide variety of applications in a wide range of industries.

QNix® 9500
Highly accurate and extremely robust coating thickness gauge. Ideally suited for measurement tasks with requirements for measured value storage, archiving, creation of documentation & reports and device configurations.
QNix® 5500
The optimum device for quick and easy checking of coating thickness. Handy, precise, extremely robust, designed for continuous use and very user-friendly. Simply switch on, put on, read off
QNix® 4500 / 4200
Universal, tried and tested and reliable. Wide range of applications and easy handling.
QNix® 1500 / 1200
The classic coating knife. Very popular with motor vehicle experts, especially proven for larger measuring areas. With automatic on/off and one-hand operation.

Areas of application

Here you will find an overview of the fields of application of our coating thickness gauges: heavy corrosion protection, industrial painting and contract coating, surface finishing by electroplating and anodizing as well as vehicle evaluation and bodywork construction. You can rely on our decades of experience.

Heavy-duty corrosion protection

Shipbuilding | Offshore | Bridges | Energy distribution | Chemical industry


Wet paint | powder coating


Motor vehicle experts | vehicle dealers | body repairs


Electroplating | Anodizing | Thin film