The supply module is part of the Bosch Denoxtronic system responsible for delivering diesel exhaust fluid (DEF) that reduces nitrogen oxide into the exhaust system. The Denoxtronic system supports the vehicle manufacturer to achieve current and upcoming emission regulations.


flow rate metering

due precise solenoid pump concept.


installation space requirements

due to highly integrated subcomponents.

High usable

tank volume

due to flat lifetime filter design.


power consumption

by activation only on demand.