0445120145 Injector Assembly for Doosan DL08 Diesel Engine

0445120145 Injector Assembly for Doosan DL08 Diesel Engine Featured Image
  • 0445120145 Injector Assembly for Doosan DL08 Diesel Engine

Short Description:

0445120142 common‑rail fuel injector assembly is a precision fuel injection component specially developed for Russian JAMZ heavy‑duty diesel power.

Product Detail

Product Tags

description

As the core fuel‑injection executive component of Doosan DL08 diesel engine, 0445120145 copes with cyclic high‑pressure impact, frequent load switching shock and sustained mechanical vibration generated in public transport service, long‑haul transportation and high‑intensity construction work. Ordinary injectors tend to suffer partial nozzle clogging and internal valve‑group fatigue under complex fuel quality and alternating heavy‑light‑load conditions, which will trigger degraded injection uniformity, incomplete combustion and obvious torque drop‑off in heavy‑duty climbing condition. Specially calibrated for DL08 real‑world heavy‑duty application characteristics, this injector adopts high‑toughness wear‑resistant alloy steel and reinforced control‑valve assembly. Its micro‑precision machined nozzle produces diffused fine fuel mist to greatly improve cylinder combustion efficiency. Optimized internal control unit stabilizes injection timing and single‑cycle fuel delivery volume, effectively restraining inner back‑leakage and pressure loss during long‑time heavy‑load running. Reinforced integrated structural design can bear repeated cyclic pressure impact from variable‑load operation. Every finished unit passes comprehensive bench tests covering flow deviation, spray pattern inspection and durability verification, capable of direct substitution for aged and malfunctioning original injectors.

product parameters

Model Number: 0445120145
Product Type: Complete common‑rail diesel fuel injector assembly
Applicable Engine: Doosan DL08 Euro‑4/Euro‑5 Diesel Engine
Applicable Equipment: Doosan heavy‑duty buses, large‑tonnage dump trucks, heavy‑load engineering vehicles with DL08 power
Rated Working Pressure: 1600‑1800 bar
Working Temperature: ‑40℃ ~ +120℃
Material: High‑toughness wear‑resistant alloy steel, ageing‑resistant high‑performance sealing compound
Included Parts: Precision nozzle core, control‑valve assembly, matched sealing repair kit
Manufacturing Standard: Aftermarket upgraded micron‑level tolerance specification
Supply Status: Finished integral assembly ready for field mounting
Installation Method: Original‑position direct replacement
Working Condition: Urban public transit, long‑haul highway transport, continuous heavy‑load construction‑site operation

advantage

Heavy‑Duty Multi‑Scene Calibration: Tuned for bus transit, highway haulage and site heavy‑load mixed‑mode working features. It maintains steady injection performance amid frequent load transition, adapting to diversified complex operating environments.
Whole‑Unit Swap Minimizes Equipment Downtime: Complete‑assembly replacement simplifies on‑site repair workflow, shortens vehicle offline duration and lowers comprehensive operating expenditure for transport and engineering fleet users.
Matching Sealing Repair Kit Included: Equipped with brand‑new matched sealing components, satisfying daily maintenance and major engine overhaul demands without extra‑part procurement workload.
Batch‑Wise Multi‑Item Bench Validation: Each finished batch undergoes flow deviation test, spray morphology check and durability simulation verification, securing stable batch‑to‑batch product consistency.
Strengthened Anti‑Fatigue Valve‑Group Structure: Upgraded valve‑group construction mitigates cyclic impact damage from frequent load fluctuation, slows internal‑component ageing and extends injector service lifespan under multi‑scenario heavy‑duty cycles

FAQ

Q1: What faulty symptoms can this 0445120145 injector solve?

A: It improves multiple typical malfunctions brought by nozzle carbon sediment, partial blockage and inner‑component wear, including insufficient heavy‑load torque, wavering idle speed, dense exhaust smoke under full‑load climbing, difficult cold startup under low‑temperature environment, lagging pedal feedback and abnormal rise in diesel consumption.

Q2: Which engine models is 0445120145 suitable for?

A: It is specially developed for Korean Doosan DL08 Euro‑4/Euro‑5 diesel engines, widely applied for heavy‑duty buses, large‑tonnage dump trucks and heavy‑load engineering vehicles used in public transit, long‑haul transportation and construction‑site assignments.

Q3: Is ECU coding or programming required after installation?

A: Most DL08 equipment supports plug‑and‑play direct replacement. Individual late‑model electronic control units need corresponding injector code input to acquire ideal fuel‑supply matching result.

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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