5263308 injector
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Product Descreiption
5263308 Fuel Injector
1. Specifications
- OEM Part No.: 5263308
- Bosch No.: 0445120236
- Type: Solenoid‑actuated common‑rail diesel fuel injector
- Compatible Engines: Cummins QSC8.3, QSL8.9, QSL9, ISC, ISL 8.9L
- Max working pressure: Up to 1800 bar
- Operating voltage: 24V
- Net weight: About 1.8 kg
- Nozzle: Multi‑hole nozzle for fine fuel atomization
2. Installation Position
It is mounted vertically into the cylinder head of the diesel engine. The nozzle tip extends into the combustion chamber of each cylinder. One injector is fitted for each engine cylinder. It connects to the high‑pressure common‑rail fuel pipe and is wired to the engine ECU.
3. Function
- Receive electronic control signals from the engine ECU.
- Precisely meter, time and inject high‑pressure diesel fuel into each cylinder’s combustion chamber.
- Atomize fuel into fine droplets to achieve full combustion.
- Improve engine power output, fuel economy and reduce exhaust emissions.
- Enable multiple injections per combustion cycle for smoother, quieter engine operation.
