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Excavator Parts 294-3500 Diesel Fuel Injector 2943500 for C15 C18 C12 C13 3406e Series
| MOQ: | 1 pieces |
| Price: | US $250-270 / piece |
| Payment Method: | L/C,D/A,D/P,T/T,Western Union |
| OE No. | 294-3500 |
| Type | Fuel Injector |
| Car Make | Diesel Car |
| Packing | Neutral Packing or Customize Packing |
| Warranty | 1 Year |
| MOQ | 1PC |
This model of high-voltage electronically controlled common rail nozzle device (standard part code: 294-3500 / 2943500, common OE cross-reference and interchangeable identification numbers include 10R-7675, 10R7675, 295-1410, 2951410, 387-9433, etc.) is specially manufactured for heavy engineering construction equipment, large-tonnage operating facilities and diesel power platforms (such as C7 series 7.2L inline six-cylinder diesel engines, often equipped in 324D, 325D, 329D crawler excavators, 950H, 962H wheel loaders and 140K, 120M graders and other large equipment). As the core micro-metering and spray control actuator of the high-pressure common rail system, it bears the crucial responsibility of accurately metering and rapidly atomizing high-pressure diesel fuel into ultra-fine atomized particles with a microsecond-level response, ensuring comprehensive and uniform mixing of fuel and intake airflow for efficient and complete combustion.
The product adheres to the design specifications of "high-pressure resistant particle refinement and microsecond-level ultra-fast response." The internal needle valve assembly and control valve core are made of aerospace-grade quenched special alloy steel, combined with ultra-high precision geometric grinding and low-friction polishing. The surface is covered with a dense, anti-coking hardened coating, effectively preventing early erosion caused by diesel impurities. After the parts are installed, mechanics and equipment operators will experience a significant performance improvement: ignition starts crisply and quickly, and the severe vibration at low-speed idling subsides; under heavy-duty excavation, high-load bulldozing, or steep slope climbing conditions, the control lever and accelerator pedal respond smoothly and precisely, providing rapid acceleration and continuous power, while significantly reducing black smoke in the exhaust, resulting in a satisfactory fuel consumption control experience.
Advantages: Integrated intelligent manufacturing and precision engineering in a physical factory.
Problems Solved: Addresses issues arising from traditional OEM and multi-level distribution chains, such as accumulated tolerance issues in parts, uneven fuel supply to cylinders, and high-pressure leakage risks, while effectively reducing intermediate procurement costs.
Value Brought: Utilizing a self-operated standardized production base for precise end-to-end control, eliminating intermediate markups, and ensuring highly consistent fuel injection volume across cylinders, reducing maintenance budgets while providing robust and reliable power for vehicle operation.
Advantages: Rigorous quality inspection using a full-condition ultra-high-pressure digital test bench.
Problems Solved: Addresses issues such as response delays, pressure relief jamming leading to engine misfires and vibrations, and wasted time and money due to repeated disassembly and adjustment caused by inferior parts.
Value Brought: Each injector undergoes automated testing on a test bench before leaving the factory, calibrating flow rate and sealing performance under simulated high-temperature and ultra-high-pressure conditions, ensuring immediate usability upon installation and significantly saving time and costs associated with equipment disassembly and adjustment.
Advantages: Large-scale warehousing with readily available stock for rapid dispatch and shipment.
Problems Solved: Addressing the costly delays and lost work due to fuel system failures causing breakdowns in high-upload productivity tools like construction machinery and commercial vehicles.
Value Brought: The warehousing center maintains ample stock of best-selling specifications year-round. Orders are responded to quickly, with priority packing and shipment within 24-48 hours, significantly shortening logistics and delivery cycles. This helps fleets and owners quickly restore equipment availability and effectively avoids downtime losses.
Advantages: Aerospace-grade hardened alloy and corrosion-resistant coating.
Problems Solved: Addressing the issue of premature wear and valve core seizure caused by differences in diesel lubricity and sulfur content in different regions.
Value Brought: Core valve components utilize high-strength special bearing steel and surface anti-corrosion hardening treatment, significantly improving fatigue resistance and wear resistance. This ensures stable performance even in harsh environments and under prolonged high-load operation, avoiding the additional costs of frequent disassembly and repairs.
| Parameter Name | Parameter Value |
|---|---|
| Product Name | Heavy-Duty Engineering Machinery Electronic Common Rail Injector |
| Standard OE Part Number | 294-3500 |
| Interchangeable Part Number | 2943500 / 10R-7675 / 10R7675 / 295-1410 / 387-9433 |
| Applicable Engine Platform | C7 Series 7.2L Diesel Engine |
| Fuel Supply System | Electronic High-Pressure Common Rail Injection System (Common Rail) |
| Core Needle Valve Material | Aerospace-grade quenched bearing steel, corrosion-resistant high-hardness special alloy |
| Surface Treatment Process | High-density ultra-wear-resistant DLC hardened coating |
| Nozzle Machining Technology | EDM high-precision electrical discharge micro-hole machining |
| Maximum Working Pressure | ≥ 1800 bar |
| Operating Temperature Range | -40°C to +125°C |
| Internal Sealing Components | Original Equipment Manufacturer (OEM) High-Temperature Resistant and Anti-Swelling Special Fluororubber (FKM O-Rings) |
| Net Weight per Unit | Approx. 1.10 kg / piece |
| Factory Testing Standards | 100% Automated Full-Condition Bench Flow and Sealing Tests |
Open-Pit Mining and Large Tracked Excavator Operations: Large tracked excavators continuously excavate and load large rocks in harsh, high-dust, and high-load environments, requiring extremely high stability in fuel supply and explosive power. When operators notice a decrease in digging force, severe idling vibration, or black smoke from the exhaust pipe, maintenance personnel should promptly replace the fuel injector with this high-precision model. After replacement, fuel injection atomization is extremely uniform, and the hydraulic system's power output is restored to ample and stable levels, ensuring efficient progress in mining operations.
Large-scale highway infrastructure construction and continuous leveling operations: When graders and bulldozers are used in highway infrastructure construction, their engines need to maintain a stable low-speed, high-torque output for extended periods. When equipment experiences starting difficulties, sluggish acceleration, or abnormally high fuel consumption, the maintenance team will replace the entire fuel supply system. Precise electronic injection control restores smooth engine operation, significantly improving fuel efficiency and acceleration response, avoiding downtime costs.
Q: Can I use the product directly after installation? Is a correction code required?
A: Each 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, and maintain a large inventory of this model year-round. Standard orders can be packaged and shipped within 24-48 hours, and large-volume orders can also be quickly scheduled for production line setup.
Q: How do you guarantee the quality and performance of your products before they leave 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 high-quality products from the outset.
Q: How long is the warranty period? What about after-sales service?
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 when using our products.
