







Delphi TVS Rail Pressure Sensor 28389851 designed for high-pressure Common Rail diesel fuel-injection systems. The sensor accurately measures fuel pressure in the common rail and provides pressure information to the engine management system, supporting precise fuel-pressure control and reliable engine operation. Delphi references for this sensor include 85PP22-02, 9307-521A and 9307Z521A. The sensor is listed for Mercedes-Benz, JCB, Doosan, Kia and JAC applications. Verify the original sensor or rail part number and engine application before purchase.
Use:
Electrical connector Threaded installation side Sensor tip Delphi marking Part-number marking Packaging
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"Reliable supplier for Cummins parts. Their team really knows their stuff — helped us pick the right injector for our engine."
"Trusted them for years now. Consistent quality on fuel injection pumps, and their team is always responsive."
"Solid products, good prices compared to other dealers in Delhi. Will be ordering again."
"Genuine parts, fair pricing, and quick delivery. Been sourcing our fleet's diesel components from them for over a year now."
"Great quality turbochargers, exactly what we needed for our workshop. Only wish delivery was a bit faster."
"Reliable supplier for Cummins parts. Their team really knows their stuff — helped us pick the right injector for our engine."
"Trusted them for years now. Consistent quality on fuel injection pumps, and their team is always responsive."
"Solid products, good prices compared to other dealers in Delhi. Will be ordering again."