Nox Sensor Nitrogen Oxide Sensor Nox sensor 5WK9 6672A 2871974/2894943RX,are composed of sensor probe and Electronic control unit.They are connected by a wire harness to measure the concentration of nirtrogen oxides in tailgas and the concetration of oxygen. The nitrogen and oxygen sensor provides the basis for SCR injection quantity, in order to reduce the Nox emission. If you are not sure about Nox sensor part number, pls do not hesitate to contact us. Quality Guarantee :1 year, and strictly in accordance with the standard quality inspection The products are 100% new and carefully packed. Name: Nox sensor Certification: CE, TS16949 Model NO.: 2871974/2894943RX Function: Control emissions in combustion environments Application: CUMMINS Ciondition: 100% NEW Line length CM53CM Deliverytime: 7-15 days Packing: Neutral packing Customize according to customer needs