Particle filter systems

For reduction of the particle emissions of combustion engines, HJS has been developing and producing application-optimised filter systems since the 1990s. There are HJS products available for cars and commercial vehicles, but also for industrial engines and off-highway applications. In this case, as well as market standard ceramics, HJS also uses in-house sintered metal technology.…

Assembly technique

Assembly technology from HJS has stood for intelligent workshop solutions in OEM quality for over 40 years. The steadily growing product portfolio is characterized by a high number of variants. HJS products are available for passenger cars and light commercial vehicles. ProductsAnsprechpartner Max Mustermann Vertrieb OEM Leiter +49 (0) 23 73 98 70 m.mustermann@hjs.com Max…

Combination systems

HJS combination systems enable the simultaneous reduction of particulate emissions and gaseous pollutants. HJS products are based on many years of experience in the development and production of exhaust aftertreatment solutions for all types of internal combustion engines. The SCRT® technology developed by HJS in collaboration with Daimler and Johnson Matthey has become the standard…

Catalysers-/Systems

To reduce gaseous pollutants from internal combustion engines, HJS has been developing and producing application-optimized catalyst systems since the 1980s. HJS products are available for passenger cars, commercial vehicles, industrial engines and off-highway applications. HJS offers solutions for the original equipment, the retrofitting of existing vehicles as well as for the spare parts trade. ProductsAnsprechpartner…

Exhaust pipes & acoustic damper

HJS develops, produces and supplies a wide range of products in the field of exhaust gas piping. The HJS workshop program offers sophisticated OEM-quality solutions for the timely repair of passenger cars and light commercial vehicles. HJS is also a recognized, competent partner and international manufacturer for the exhaust noise attenuation of industrial engines and…

Electronics & sensor technology

As a system provider for exhaust technology and exhaust aftertreatment, HJS has a wide range of electronic modules and powertrain components. In addition to control units for the autonomous operation of exhaust aftertreatment systems HJS offers a wide range of different sensors from temperature to differential pressure sensor to the boost pressure or camshaft sensor…

Avoiding driving bans with clean buses

Avoiding driving bans with clean buses   Menden, on 11th July 2018 HJS regards ABE as state-of-the-art exhaust gas technology for the retrofit of public transport buses. The newest buses in local public transport must today correspond to the exhaust gas standard Euro VI. Also in the view of critical environmentalists, these vehicles are clean…

Clean Air Zones (CAZ’S)

A Clean Air Zone defines an area where targeted action is taken to improve air quality.  CAZ’s aim to address all sources of pollution, including nitrogen dioxide and particulate matter, and reduce public exposure to them using a range of measures tailored to the particular location.  Vehicle owners may be required to pay a charge…

Clean Bus Technology Fund (CBTF)

The government has released £40 million pounds under the above funding to retrofit older buses to meet Euro VI standards.  29 Local authorities across England have been successful in securing this funding and will upgrade their fleet to meet the required standards.  Funding has been allocated up until 2019.  The HJS Real Blue SCRT® is…