
Planning, sales, installation and maintenance of air filtration and dust extraction systems for industry and trade.

Karger Filtertechnik GmbH
Siemensstraße 5, 63674 Altenstadt, GermanyNew on Amplifa
About us
Karger Filtertechnik GmbH, based in Altenstadt (Hesse), has been active in the field of filtration technology since 1998. The company offers service, planning and sales of air filtration systems and accessories for industry and trade. The areas of application include oil and emulsion mist, soldering, welding and laser fumes as well as metal, glass and ceramic dusts. The service portfolio ranges from cleaning, maintenance and repair of electrostatic and mechanical air filtration systems from virtually all manufacturers, to certified expert inspections in accordance with DGUV, to project planning and complete installation of new systems including ventilation ductwork. Cleaning is carried out, among other methods, with mobile ultrasonic systems directly on site at the customer's premises. In addition, filter media, system accessories as well as wear and spare parts are sold, and individual maintenance contracts are offered. Customers come from industries such as metal processing, soldering, welding and laser applications as well as the glass and ceramics industry; the company operates nationwide throughout Germany.
- Site
- Altenstadt
- Processes
- Cleaning, maintenance and repair of electrostatic and mechanical air filtration systems, Ultrasonic cleaning of air filtration systems (mobile on site), Certified expert inspection in accordance with DGUV V 109-002 / BGR 121, DGUV V 3, Inspection of fire dampers within the process air, Conversions, repairs, overhauls of air filtration systems from all manufacturers, Sales and manufacture of electrostatic and mechanical air filtration systems, Sales of stationary and mobile dust extraction systems, welding fume systems and, Planning, delivery and installation of systems and ventilation ductwork with spiral duct,
- Materials
- Electrostatic air filtration systems, Mechanical air filtration systems, Dust extraction and welding fume systems, Ultrasonic cleaning
- Certificates
- DGUV certified expert inspection (109-002 / BGR 121, DGUV V 3), Inspection of fire dampers, ISO 9001
- Founded
- 1998
- Industries
- Industry, Trade, Metal processing, Soldering/Welding/Laser applications, Glass, Ceramics
- 01
Planning and project engineering
- 02
Sales of the systems
- 03
Installation incl. ventilation ductwork
- 04
Maintenance and cleaning (incl. on-site ultrasonic cleaning)
- 05
Inspection (DGUV certified expert inspection, fire dampers)
- 06
Spare parts and accessories sales
Processes and Services
Electrostatic air filtration systems
Maintenance, cleaning, repair and new systems for electrostatic filter technology.
Mechanical air filtration systems
Service, conversion and overhaul of mechanical filtration systems from virtually all manufacturers.
Dust extraction and welding fume systems
Sales of stationary and mobile dust extraction, welding fume and cartridge filter systems.
Ultrasonic cleaning
Mobile ultrasonic cleaning of filtration systems directly on site at the customer's premises.
Locations

Altenstadt
DEHeadquarters with office (Mon–Fri 8:00–15:30); service and installation nationwide at the customer's site
- Materials
- Electrostatic and mechanical air filtration systems, dust extraction and welding fume systems
- Mobile ultrasonic cleaning system
Systems and Components



Inside the production



Industries
Processes & technical limits
| Processes | Tolerance | Max. part | Weight | Lot size | Materials |
|---|---|---|---|---|---|
| Cleaning, maintenance and repair of electrostatic and mechanical air filtration systemsSurface | – | – | – | – | – |
| Ultrasonic cleaning of air filtration systems (mobile on site)Surface | – | – | – | – | – |
| Certified expert inspection in accordance with DGUV V 109-002 / BGR 121, DGUV V 3Inspection | – | – | – | – | – |
| Inspection of fire dampers within the process airInspection | – | – | – | – | – |
| Conversions, repairs, overhauls of air filtration systems from all manufacturersInstallation | – | – | – | – | – |
| Sales and manufacture of electrostatic and mechanical air filtration systemsInstallation | – | – | – | – | – |
| Sales of stationary and mobile dust extraction systems, welding fume systems andInstallation | – | – | – | – | – |
| Planning, delivery and installation of systems and ventilation ductwork with spiral duct,Installation | – | – | – | – | – |
| Installation and inspection of fire dampersInstallation | – | – | – | – | – |
| Project engineering of new systems incl. ductworkEngineering | – | – | – | – | – |
| Maintenance contracts for air filtration systemsEngineering | – | – | – | – | – |
1 Anlagen & Maschinen
| Machine | Manufacturer / model | Quantity | Working area | Year built | Site |
|---|---|---|---|---|---|
| Mobile ultrasonic cleaning system | – | – | – | – | on site at the customer's premises |
Additional services
Quality and Inspections
Certified expert inspections in accordance with DGUV 109-002 / BGR 121 as well as DGUV V 3 and inspection of fire dampers within the process air.
| Evidence | Altenstadt |
|---|---|
| DGUV certified expert inspection (109-002 / BGR 121, DGUV V 3) | |
| Inspection of fire dampers | |
| ISO 9001 |
History
- 1998
Start of business operations; all-round service, planning and sales of filtration technology