1.Product Name
The Cummins XPI (Xtra-High Pressure Injection) injector nozzle needle is a critical component within the fuel injection system of Cummins diesel engines. The XPI system is a common rail fuel injection system designed to deliver high-pressure fuel to the engine’s combustion chambers with precision. The injector nozzle needle plays a vital role in this process.
The features of the Cummins XPI injector nozzle needle are
1.Fuel Injection Precision: The nozzle needle is responsible for controlling the precise timing, duration, and amount of fuel injected into the combustion chamber. It ensures that the fuel is delivered in a finely atomized spray for efficient combustion.
2.High-Pressure Operation: In XPI systems, fuel is pressurized to extremely high levels before injection. The nozzle needle is designed to withstand and control these high-pressure conditions.
3.Durability: Diesel engines, especially those used in commercial and heavy-duty applications, operate under demanding conditions. The nozzle needle is constructed from durable materials to withstand the rigors of engine operation and frequent injection cycles.
4.Atomization: Efficient fuel atomization is crucial for achieving complete combustion and reducing emissions. The nozzle needle design and construction contribute to effective fuel atomization.
5.Emissions Control: XPI systems, including the nozzle needle, are engineered to help control emissions by optimizing combustion efficiency.
6.Precise Opening and Closing: The needle’s precise opening and closing are electronically controlled by the engine’s control unit. This control allows for flexibility in adjusting fuel delivery based on engine operating conditions, load, and speed.
7.Clogging Prevention: The nozzle needle design aims to minimize the risk of clogging, which can disrupt fuel delivery and engine performance.
The Cummins XPI injector nozzle needle is an integral part of the overall fuel injection system. It works in conjunction with other components, such as the high-pressure common rail, solenoids, and the engine control unit, to ensure efficient and reliable fuel delivery to the engine’s cylinders.
2.Product Model List
| WUNFA No. | Needle Length | Application |
|---|---|---|
| 6001 | Foton Cummins Injector 4307475 4301515 4301531 | |
| 6002 | Foton Cummins Injector 5572006 5571980 | |
| 7001 | 90.70mm | Cummins QSL Injector 5572354 |
| 7002 | 90.70mm | Cummins QSL9.3 Injector 4359204 |
| 7003 | 90.70mm | Cummins Scania XPI ISG Injector 4307072 |
| 8001 | 126.56mm | Cummins XPI Injector 2057401 Scania RDC13A/DC16A Engine |
| 8002 | 126.31mm | Cummins XPI Injector 2086663 Scania DC09/DC13/DC16 Engine |
| 8003 | 126.56mm Large Flow | Cummins XPI Injector 2488244,2057401 ISX15 injector 2872405 Scania DC09/DC13/DC16 Engine |
| 8004 | 126.58mm Small Flow | Cummins XPI Injector 2872544 ISX15 injector 2897320 XPI fuel systems ISX/QSX Engine |
| 9001 | 126.58mm Large Flow Pin No. 4326701 | Cummins XPI Injector 2488244,574232 ISX15 injector 2872405 Scania DC09/DC13/DC16 Engine |
| 9002 | 126.58mm Large Flow Pin No. 4985038 | Cummins XPI Injector 5579417,2488244 ISX15 injector 2872405 Scania DC09/DC13/DC16 Engine |
| 9003 | Small Flow Pin No. 4903687 | Cummins XPI Injector 2872544,2088463,2897320,1881565 2057401,2031835,4327147,4307217 ISX15 injector 2872405 Scania DC09/DC13/DC16 Engine |
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