| OE No. | 0445120366 |
| Type | Fuel Injector |
| Car Make | Diesel Car |
| Packing | Neutral Packing or Customize Packing |
| Warranty | 1 Year |
| MOQ | 1PC |
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Diesel Engine Parts Fuel Injector Valves 5271684 Common Rail Diesel Injector 0445120366 for Cu-mmins Isf2.8 Isf3.8 Engine
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Diesel Engine Parts Fuel Injector Valves 5271684 Common Rail Diesel Injector 0445120366 for Cu-mmins Isf2.8 Isf3.8 Engine
| MOQ: | 1 pieces |
| Price: | US $49-56 / pieces |
| Payment Method: | L/C,D/A,D/P,T/T,Western Union |
Detail Information
Place of Origin
China
Brand Name
hardsench
Model Number
5271684
Product Description
Product Description
Packaging & Shipping
Company Information
Our Services
Our team is dedicated to providing comprehensive support and services for all our products. Please contact us for more details.
This heavy-duty diesel engine high-pressure electronically controlled common rail injector (OE part number: 5271684, commonly used in high-power commercial heavy-duty power systems) is a precision fuel supply core specifically developed for harsh, high-intensity operating conditions. This product is compatible with many mainstream medium and heavy-duty diesel engines and is widely used in cross-regional long-haul transport heavy trucks, large dump trucks, city buses, and various high-load special engineering machinery.
Adhering to the design concept of "ultra-high pressure microparticle atomization and millisecond-level precise injection," the internal core needle valve assembly and solenoid valve core undergo high-precision microporous EDM and extremely low-friction grinding. The surface is covered with a high-density, wear-resistant, hardened coating, easily coping with the corrosion of impurities in varying fuel qualities. When your vehicle or equipment is equipped with this new injector, you can directly experience the crisp and clean engine ignition and start-up during actual driving or operation, and the complete elimination of severe vibrations and intermittent noises at idle. When encountering steep inclines or heavy-load tunneling, the control lever and accelerator pedal provide tight and sensitive feedback, delivering a continuous, smooth, and stable power output, significantly reducing exhaust smoke and resulting in excellent overall energy consumption control.
Product Advantages
Direct Sales from Our Own Modern Production Base, Eliminating Intermediary Costs: Addressing the challenges of traditional parts procurement channels, high prices, and cumbersome technical support communication, we leverage our own production base to conduct direct sales across our entire online network. This streamlined supply model eliminates all intermediary markups, directly reducing daily wear and tear on parts for fleets and repair shops, making long-term equipment operation and maintenance more cost-effective.
Sufficient Dedicated Spot Warehouses, Preventing Losses Due to Downtime: Commercial vehicles and construction machinery are high-attendance revenue assets. If they become stranded due to fuel system depressurization, daily downtime losses and project delays will be incurred. To address this, we have established a dedicated warehouse for this popular, best-selling model. Once an order is confirmed, it can be packaged and shipped within 24-48 hours, ensuring your equipment quickly returns to the work site with rapid logistics response.
100% Fully Simulated Digital Test Bench Rigorous Quality Inspection, Preventing Early Failures and High-Pressure Leakage: Addressing the quality issues commonly found in low-quality parts on the market, such as solenoid valve delays, high-pressure leaks, and needle valve jamming, every injector undergoes a fully automated common rail test bench before leaving the factory. Under 100% fully simulated high-temperature and ultra-high-pressure real-world working conditions, the starting fuel volume, full-load discharge, and return fuel airtightness are verified at multiple points to ensure that every product delivered to you possesses superior durability and consistent quality.
High-Pressure Resistant and Wear-Resistant Special Hardened Material, Long-Term Performance in Complex and Harsh Working Conditions: Addressing the challenge of early wear of components caused by differences in diesel lubricity and sulfur content in different regions, the core valve assembly is made of high-strength special alloy steel, combined with a surface ultra-wear-resistant hardening treatment process. It significantly enhances fatigue and corrosion resistance, maintaining stable performance even during prolonged operation under harsh conditions, effectively avoiding additional costs associated with secondary disassembly and maintenance.
Parameter Table
| Product Name | Heavy-Duty Diesel Engine High-Pressure Electronic Common Rail Injector |
| Standard OE Part Number | 5271684 |
| Fuel Supply System | Electronic High-Pressure Common Rail System |
| Core Valve Core Material | Aerospace-grade hardened bearing steel, corrosion-resistant high-hardness special alloy steel |
| Needle Valve Coating Process | High-density, ultra-wear-resistant DLC hardened coating |
| Nozzle Machining Technology | EDM high-precision electrical discharge micro-hole machining |
| Operating Temperature Range | -40°C to +125°C |
| Internal Sealing Components | Original equipment manufacturer (OEM) grade high-temperature resistant, anti-swelling special fluororubber (FKM O-Rings) |
| Net Weight per Unit | Approx. 0.92 kg / unit |
| Outer Packaging Specifications | Airtight, rust-proof sealed plastic bag + Independent shock-absorbing sponge padding + sturdy outer cardboard box |
| Warranty Period | 12-month extended warranty commitment / 1-year factory technical support |
Application Scenarios
Heavy-duty long-haul freight and steep mountain climbing: In cross-regional logistics transportation, trucks fully loaded with heavy goods face long-term high-speed cruising and continuous steep slope climbing. By replacing the fuel injector with this one, drivers can clearly feel that the vehicle's upshifts are crisper, the power output is full and does not diminish when the accelerator is pressed, and the diesel fuel is fully combusted, improving climbing torque while effectively reducing overall fuel consumption.
Construction and continuous operation of large heavy-duty machinery: In construction sites with high dust and harsh terrain, heavy equipment frequently operates under heavy loads. This fuel injector, with its microsecond-level electronic control response and ultra-high-pressure atomization capability, ensures that the engine can still output continuous high torque even when facing drastic fluctuations in engine speed. The smooth and continuous compound action completely avoids stalling and misfires, ensuring efficient progress in construction.
FAQ
Q: Why are your prices so much lower than local physical stores? Are they brand new?
A: We promise that all products sold are 100% brand new, high-quality parts, not recycled or refurbished parts. Because we ship directly from our own factory, eliminating the markups and rental costs of traditional physical stores and multiple layers of distributors, we can offer you the true factory price.
Q: How long after placing an order will it be shipped? How long will it take to receive it?
A: This model is a core stock item in our warehouse. After you complete payment, it will be checked, packed, and shipped within 24 to 48 hours. We utilize major international express delivery channels (such as DHL, FedEx, etc.), and delivery typically takes 5-9 business days.
Q: What details should be considered when arranging for a technician to install this brand-new high-pressure fuel injector?
A: High-pressure fuel systems are extremely sensitive to impurities. Before installation, please thoroughly clean the diesel tank and fuel lines, and replace the fuel filter with a brand-new, high-specification one. Ensuring a clean fuel system is a prerequisite for maximizing the performance of the new component and guaranteeing its extended lifespan.
Q: What should I do if I find an incorrect model number upon receiving the goods, or encounter performance abnormalities during subsequent use?
A: As long as the product has not been opened or tested, its appearance and accessories are intact, and it does not affect resale, we offer a 90-day return and exchange guarantee. In addition, the product has a 12-month warranty period. If a performance failure occurs within the warranty period due to non-human-caused reasons, our after-sales customer service team will arrange for a replacement or refund as soon as possible.
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