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High Quality OEM Common Rail Diesel Fuel Injector 4236595 Fuel Injector Assembly for Xpi Series Dongfeng Kinland Engine
| MOQ: | 1 pieces |
| Price: | US $142-150 / piece |
| Payment Method: | L/C,D/A,D/P,T/T,Western Union |
Product Description
| Product Name | High Quality Common Rail Diesel Fuel Injector |
| Place of Origin | Wuhan,China |
| Warranty | 3 Months |
| Delivery time | 3-15 Days, subject to the order quantity |
| Quality | 100% Tested |
| Packing | Customer Requirement |
| Service | After-Sales Service |
| Size | Standard Size |
| Payment | TT,Trade Assurance,PayPal,Credit Card |
| Advantage | Perfect Fit |
<Product Description> This high-pressure electronically controlled common rail injection assembly (standard part code: 4236595, common interchangeable parts include 4236595PX, 3087557, 3411767, etc.) is precision-engineered for heavy-duty transport trucks, large-tonnage engineering equipment, and large-displacement diesel power platforms (such as N14, NT855 series diesel engines). As the core control and execution unit of the high-pressure fuel supply and combustion control system, it undertakes the crucial task of ultra-fast metering and ultra-fine particle atomization of diesel fuel within milliseconds. It is widely used in long-haul logistics tractors, heavy-duty dump trucks, and urban public transportation vehicles.
The product adheres to the design specifications of "high-pressure particle atomization and high-frequency ultra-fast control." The core valve needle assembly and solenoid valve core undergo extremely high-precision geometric grinding and low-friction polishing, and the surface is covered with a high-density anti-coking hardened coating, which can effectively prevent early erosion caused by diesel impurities. After the replacement and installation, drivers and equipment operators will experience immediate improvements in operation: engine starts are crisp and clean, and vibrations and minor shaking at low idle speeds are completely eliminated; under full-load climbing or high-load cruising conditions, throttle control is tight and smooth, power is continuous and abundant, and black smoke from the exhaust is significantly reduced, resulting in excellent overall fuel economy.
<Product Description>
<Product Advantages>
Advantages: Integrated intelligent manufacturing in a self-operated automated factory.
Problems Solved: Addresses the issues of dimensional discrepancies in component fit, uneven fuel supply to cylinders, and high-pressure leakage risks that are easily caused by the complex processes of traditional OEM procurement, while avoiding the increased procurement costs from intermediaries.
Value Brought: Relying on a self-built standardized production base for precision manufacturing throughout the entire process, eliminating layers of intermediaries and ensuring consistent injection height in each cylinder, significantly reducing maintenance costs while providing a solid and reliable power guarantee for long-term equipment operation.
Advantages: Full-condition ultra-high pressure dynamic micron-level bench inspection.
Problems Solved: Addresses common issues in low-end fuel injectors such as poor atomization, incomplete combustion due to sluggish solenoid valve response, engine misfires and vibrations, and wasted time and additional costs associated with secondary disassembly and adjustment.
Value Brought: Each injector undergoes fully automated digital testing before leaving the factory. Under simulated high-temperature and ultra-high-pressure conditions, the injection volume and return oil sealing are precisely calibrated across different pressure ranges, ensuring immediate usability upon installation and significantly reducing time and costs associated with equipment disassembly and adjustment.
Advantages: Large-scale warehousing and readily available stock for rapid delivery response.
Problems Solved: Addresses the significant downtime and contract default risks resulting from fuel system failures and breakdowns of commercial vehicles and engineering equipment due to lack of materials.
Value Brought: The warehousing center maintains a sufficient stock of best-selling specifications year-round. After order confirmation, a rapid response and priority packing and dispatch within 24-48 hours greatly shortens the logistics and delivery cycle, helping fleets and owners quickly restore equipment operational readiness and effectively avoiding downtime losses.
Advantages: Nanoscale DLC coating and special wear-resistant alloy valve assembly.
Problems Solved: Addresses issues such as premature wear of valve components, needle valve jamming, and excessive return oil caused by variations in diesel lubricity and particulate impurities in different regions.
Value Brought: The core valve assembly components utilize high-strength special bearing steel and undergo surface anti-corrosion hardening treatment, significantly improving fatigue resistance and wear resistance. It maintains stable performance even under harsh environments and prolonged high-load operation, avoiding the additional costs associated with frequent disassembly and repairs.
</Product Advantages>
<Parameter Table>
| Parameter Name | Parameter Value |
|---|---|
| Product Name | Heavy-Duty Diesel Engine High-Pressure Electronic Common Rail Injector |
| Standard OE Part Number | 4236595 |
| Interchangeable Part Number | 4236595PX / 3087557 / 3411767 |
| Applicable Engine Models | N14 / NT855 Series Heavy-Duty Diesel Engines |
| Fuel Supply System | High-Pressure Electronic Common Rail/Unit Injection System |
| Core Valve Core Material | Aerospace-Grade Quenched Bearing Steel, Corrosion-Resistant High-Hardness Special Alloy Steel |
| Needle Valve Surface Treatment | High-Density Ultra-Wear-Resistant DLC Hardened Coating |
| Injection Orifice Micro-Engraving Technology | EDM High-Precision Electrical Discharge Micro-Orifice Machining |
| Operating Temperature Range | -40°C to +125°C |
| Sealing Component Material | Original Equipment Manufacturer (OEM) High-Temperature Resistant and Anti-Swelling Special Fluororubber (FKM O-Rings) |
| Net Weight per Unit | Approx. 1.18 kg / Piece |
| Factory Testing Standards | 100% Automated Full-Condition Bench Flow and Sealing Tests |
| </Parameter Table> |
Application Scenarios
Cross-Regional Trunk Logistics and Long-Distance Transportation with Heavy-Duty Tractors: Tractors fully loaded with heavy cargo travel at high speeds for extended periods on cross-provincial logistics routes, placing extremely high demands on engine smoothness and torque output. When drivers notice weak acceleration, abnormally increased fuel consumption, or severe idling vibrations, replacing the original worn parts and installing this high-precision fuel injector ensures uniform and sufficient high-pressure diesel atomization, a smooth and responsive throttle pedal, effectively reducing overall operating costs and ensuring efficient and stable long-distance transportation.
Urban Public Transportation and High-Frequency Bus Cruise Scenarios: Public buses undertake high-density transportation tasks daily, with frequent starts and stops and long operating hours. When a vehicle experiences starting difficulties, black smoke during acceleration, or power loss, on-site maintenance personnel promptly replace the entire set of high-quality fuel injectors. Precise injection control ensures stable output even under extreme conditions, preventing engine stalling or wiring delays caused by uneven fuel supply, while also providing a comfortable ride.
**Application Scenarios**
Frequently Asked Questions
Q: Can I use the product directly after installation? Is a correction code required?
A: Each fuel injector has a unique flow correction code (IMA code) generated during factory testing. It is recommended to use a diagnostic tool to flash the correction code into the engine ECU after installation to achieve optimal fuel efficiency and smoothness.
Q: What is the inventory and delivery time for bulk purchases?
A: We have our own factory and large warehouse, maintaining a large inventory of this model year-round. Standard orders can be packaged and shipped within 24-48 hours, and large-volume orders can be quickly scheduled for production.
Q: How do you guarantee the quality and performance of the product before it leaves the factory?
A: All injectors undergo assembly in a Class 100 cleanroom and 100% full-condition bench testing, covering key indicators such as sealing, pre-injection volume, full-load injection volume, and return oil volume. These stringent testing standards ensure that they are of superior quality from the outset.
Q: How long is the warranty period? What are the after-sales service details?
A: We offer a 12-month warranty period. If a performance failure occurs within the warranty period due to non-human factors, we provide rapid replacement or after-sales technical support to ensure your peace of mind.
