Bosch original 0445120103 Diesel Fuel Injector Common Rail Injector Assembly Replacement for OEM Engine Fuel Injection Nozzle Parts Wholesale original new injector
| Brand Name: | BOSCH |
| Model Number: | 0445120103 |
| MOQ: | 1 |
| Price: | $50-$122 |
| Packaging Details: | Original Packing |
| Payment Terms: | T/T, Western Union |
Bosch diesel fuel injector assembly
,Common rail injector replacement
,OEM engine fuel injection nozzle
Bosch original 0445120103 Diesel Fuel Injector Common Rail Injector Assembly Replacement for OEM Engine Fuel Injection Nozzle Parts Wholesale original new injector
Fuel Type | Diesel |
Condition | Brand New |
Applicable Engine | Cummins ISBe 4.5, Cummins ISBe 6.7, Cummins ISDe 4.5, Cummins ISDe 6.7, Cummins QSB 4.5, Cummins QSB 6.7, Cummins B Series Diesel Engines, Industrial Diesel Power Units |
Injector Type | High Pressure Common Rail Injector |
Quality Standard | OEM-Grade Manufacturing Accuracy |
Packaging | Neutral / Standard Protective Packaging |
Fuel System | Common Rail Fuel Injection System |
OE Number | 0445120103 |
Brand | BOSCH |
Cross Number / Universal Number | 4897512, 3976372, 4937065, 4937064, 4937512, 0445120067, 0445120121, 0445120086, 0445120140 |
Vehicle / Equipment Application | Heavy Duty Trucks, Commercial Buses, Construction Equipment, Agricultural Machinery, Diesel Generator Sets, Industrial Equipment, Marine Auxiliary Engines |
Application Type | Series 120 for Cummins / Doosan Diesel Engine Applications |
Engineered for demanding diesel powertrains, the BOSCH Common Rail Fuel Injector 0445120103 delivers precise high-pressure fuel metering across a wide range of commercial and industrial engine platforms. This genuine Bosch injection component is built to OEM-grade manufacturing accuracy, featuring a precision-engineered nozzle designed for superior fuel atomization, enhanced combustion efficiency, and reduced emissions. It serves as a direct OE replacement for part number 0445120103 and cross-references 4897512, 3976372, 4937065, 4937064, 4937512, 0445120067, 0445120121, 0445120086, and 0445120140.
This injector is fully compatible with Cummins ISBe 4.5, ISBe 6.7, ISDe 4.5, ISDe 6.7, QSB 4.5, QSB 6.7, and B Series diesel engines, supporting heavy duty trucks, commercial buses, construction and agricultural machinery, diesel generator sets, industrial equipment, and marine auxiliary engines. Its ultra-fine atomization capability contributes to lower fuel consumption, improved fuel economy, enhanced engine power output, and stable cold start performance, while an extended operational lifespan reduces total downtime.
For optimal reliability, use ultra-clean diesel fuel, replace filters regularly, avoid water contamination, maintain proper rail pressure, and monitor ECU fault codes such as P0201, P0202, P0203, P0204, P2146, P2149, P0261, P0264, P0267, and P0270. As a trusted common rail system component, this Bosch injector ensures consistent performance for wholesale, fleet, and industrial procurement partners.
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