0445120188 Injector Assembly for Cummins Diesel Engine

0445120188 Injector Assembly for Cummins Diesel Engine Featured Image
  • 0445120188 Injector Assembly for Cummins Diesel Engine

Short Description:

0445120187 common rail fuel injector assembly is a high-precision OE-grade replacement component specially developed for Cummins series diesel engines.

Product Detail

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description

As the core fuel injection executive part of Cummins diesel engines, 0445120188 endures sustained high-pressure diesel washing and mechanical vibration during heavy-duty continuous operation. Standard injectors are prone to performance decline after long hours of operation under tough working conditions, resulting in nozzle blockage, injection lag and incomplete combustion. This upgraded injector adopts high-strength wear-resistant alloy steel and reinforced anti-fatigue valve group. The ultra-precision machined nozzle forms uniform fine mist and improves combustion efficiency inside the cylinder. Optimized internal pressure structure stabilizes fuel pressure under frequent load changes and long-time full-load operation, avoiding power attenuation and fuel waste. Every finished injector passes flow calibration, atomization inspection, high-pressure cycle test and dynamic performance bench test to guarantee stable and consistent performance for Cummins power units.

product parameters

Model Number: 0445120188, genuine Bosch common rail injector part number, fully compatible with original Cummins engine system parameters for accurate matching.
Product Type: Complete common rail diesel fuel injector assembly, integrated finished unit with nozzle and control valve group, ready for direct installation without extra assembly.
Applicable Engine: Cummins series diesel engine, pre-calibrated to match original engine fuel supply curve and ECU control parameters.
Applicable Equipment: Heavy-duty trucks and construction machinery powered by Cummins engines, suitable for highway logistics, mining sites and engineering construction scenarios.
Rated Working Pressure: 1600–1800 Bar, high-pressure resistant structural design to meet high-pressure injection demands under frequent load changes.
Working Temperature Range: -35℃ to +125℃, wide temperature adaptability, maintaining stable performance in both high-temperature operation and low-temperature startup environments.
Manufacturing Material: High-strength wear-resistant alloy steel body paired with high-temperature anti-aging sealing components, resisting diesel corrosion, high-temperature oxidation and mechanical vibration.
Supporting Accessories: Complete original matching sealing repair kit including brand-new gaskets and pressure rings to meet one-time replacement and maintenance needs.
Installation Method: Original-position plug-and-play direct replacement, 100% consistent with OE installation dimension, no cutting or modification required for efficient on-site maintenance.

advantage

• Reinforced wear-resistant and anti-fatigue structure. Adopts upgraded alloy steel body and reinforced valve core structure, resisting diesel impurity erosion and high-temperature aging. It reduces common failures such as nozzle blockage and valve sticking, greatly extending service life under harsh working conditions.
• Micron-level precise atomization for higher combustion efficiency. Ultra-fine precision nozzle produces uniform fine fuel mist, making diesel fully mixed and burned with air inside the cylinder. It significantly improves engine power and torque, reduces unburned fuel waste, and cuts black smoke emission.
• Stable pressure output with low loss under variable loads. Optimized internal pressure balance structure suppresses fuel backflow and pressure fluctuation during frequent acceleration, deceleration and load switching. It guarantees continuous and stable power output without obvious power drop during heavy-duty operation.
• High OE interchangeability and low maintenance cost. Strictly manufactured according to original factory OE standards, with perfect interchangeability. Plug-and-play installation, matched with complete sealing accessories, saving maintenance time and accessory procurement cost.
• Strict multi-dimensional bench testing for consistent quality. Each batch of products undergoes flow detection, atomization inspection, high-pressure cycle test and high-temperature durability test to ensure stable performance and reliable operation.

FAQ

• What faults can 0445120188 fuel injector solve?
It effectively fixes various typical faults caused by injector aging, carbon accumulation and internal wear, including difficult engine startup, unstable idle speed, weak heavy-load power, black smoke exhaust during acceleration, insensitive throttle response and abnormal fuel consumption rise, completely restoring the original working performance of Cummins engines.
• Which engines and equipment is this injector suitable for?
This 0445120188 common rail injector is specially adapted for Cummins series diesel engines, widely used on Cummins heavy-duty trucks and construction machinery, serving as a core replacement part for equipment maintenance and overhaul.
• What are the key installation precautions?
Clean the fuel rail and oil pipeline thoroughly before installation to avoid impurity blockage of precision nozzles. Replace the supporting brand-new sealing gaskets and pressure rings completely. Keep the installation environment dust-free to protect internal precision valve parts. Complete idle running test and heavy-load operation test after installation to confirm no oil leakage and stable engine operation.
• How to extend the service life of the injector?
Use qualified clean diesel fuel and replace the fuel filter regularly to filter out moisture and impurities. Avoid long-term full-load overload operation and frequent sharp acceleration and deceleration to reduce internal high-pressure impact. Regularly check the tightness of the fuel pipeline to keep the fuel system clean and delay component aging.

warehouse

We have built four spare parts warehouses in Xuzhou, Jining, Kunshan and Changsha to provide customers from all over the world with a variety of high-quality spare parts. We can basically ship self-provided spare parts within three days after confirming the order. If the spare parts need to be adjusted or processed, they will be shipped within 7-30 days.

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