BodAS / BomAS


BodAS (Documentation System) Automatic documentation of all screw connections in the force flow Transmission of the datas by radio (2.4 GHz) Evaluation of data via Windows (Printable) Usable for bolt tensioners as well as for torque tools ...

Automatic bolt tensioning device


This purely axial method allows engaging the tensioning force exactly into the connection. The optimization of assembly time is the biggest benefit. Due to the automatic bolt tensioning device eliminates time-consuming screwing and unscrewing ...

Hand-lever pump


With our hand-lever pumps you can easily generate a hydraulic pressure up to 2500 bar. The pumps are mainly suitable to operate small devices or during maintenance. Manual operation is independent from an external energy supply...

Electric hydraulic power unit / Power unit for tensioning devices


Our electrical hydraulic power units produce a very high flow rate at operation pressures up to 2500 bar. The electro-hydraulic power units are available for several voltages and in different ...

Electrical hydraulic
power unit for torque


Our electro hydraulic pumps have been developed for all major hydraulic torque wrenches. The pumps are air cooled and suitable for the continuous use. Its compact and ergonomic design ...

Electrical hydraulic power unit – battery driven / Power unit for tensioning devices


Our battery-driven electro hydraulic pumps are available in the pressure ranges of 1000, 1600 and 2500 bar. They are mainly used where a network supply is not available ...
About us

We are your competent partner in development, design and manufacture of hydraulic equipment and systems in the field of heavy machinery.

In the field of industrial and hydraulic clamping we offer the expertise and experience for efficient solutions and innovations.

You have the idea, we have the solution.



AS Tech Spannhydraulik GmbH

AS Tech GmbH

GWS Tech Service GmbH

AS Tech GmbH

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AS Tech Americas, Inc.
920 Donata Court
Lake Zurich, IL 60047

Phone: +1 224 662-4753
Fax: +1 847 847-1282

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