Bosch BOSCH 0445110821 Common Rail Diesel Injector 0 445 110 821 for Weichai Engine
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| Product Type | High Pressure Common Rail Injector |
| Series | Bosch 110 Series |
| Nozzle Model | DLLA150P2572 |
| Nozzle Diameter | 0.150mm |
| Nozzle Holes | 5 Holes |
| Working Pressure | 1800-2200 bar (typical value for Common Rail system) |
| Working Medium | Diesel |
| Material | High-strength alloy steel, precision machining |
| Origin | Germany (Bosch Original) |
| Engine Brand Compatibility | Weichai |
| Installation | Standard Common Rail system installation |
| Packaging Content | Single injector, does not include gasket and installation tools |
Manufacturer No.
BOSCH04451108210 445 110 821
OEM Part No.
0445110821
Engine Part No.
Weichai WP3.7Weichai WP4.1Weichai WP Series
Interchange No.
04451108210 445 110 82104451108250433172572DLLA150P2572F00VC01359100018622
Fitment Vehicles
Volvo EC series excavatorCaterpillar 320DExcavatorLoaderDumperHeavy truck
Fuel System - Industrial Encyclopedia
Bosch OEM/Replacement part number 0445110821 (0 445 110 821) high pressure common rail injector, belongs to the Bosch 110 series, designed specifically for heavy-duty diesel engines such as Weichai. This injector precisely controls fuel injection to ensure efficient combustion and stable engine output, suitable for construction machinery (excavators, loaders, bulldozers) and commercial vehicles. It is recommended to replace in sets to ensure consistency in fuel injection volume. The product meets OE specifications and offers OEM and high-performance replacement options, being a reliable core component of your diesel injection system.