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Common Rail Pump 294000-1780 294000-1790 Fuel Injection Pump 6275-71-1110 6275- 71-1120 for Komatsu
| MOQ: | 1 |
| Payment Method: | D/A,D/P,T/T |
| Product Name | High Quality Common Rail Diesel Fuel Injection Pump |
| 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 |
This DEN-SO high-pressure fuel pump (OE: 294000-1780) is a high-efficiency booster component tailored for Hino and Isuzu heavy-duty diesel engine systems. As the heart of the common rail fuel system, it employs a precision pump mechanism that maintains a high degree of consistency in fuel supply pressure at extreme speeds, ensuring perfect fuel atomization in the combustion chamber. After installation, owners will notice a significant improvement in cold starts, a reduction in irregular engine vibrations at idle, and smoother power delivery during long-distance high-speed driving, completely eliminating acceleration lag and power loss caused by unstable fuel supply. This not only improves the equipment's performance but also protects the engine cylinders from a mechanical perspective, extending the equipment's lifespan.
- Fully Digital Precision Machining and Strict Process Control: Relying on our advanced in-house production line, we control the clearance between the core seals and plungers of each fuel pump within micron-level errors. By eliminating the roughness of manual assembly, we ensure low-wear operation even under long-term high-load running, significantly reducing fuel waste caused by internal leaks and providing you with continuous power assurance.
- Massive Inventory Reserves: For global logistics and engineering customers, we deeply integrate inventory resources to ensure that models 294000-1780 are always readily available. No need for lengthy production delays; when your equipment experiences abnormal fuel system pressure, we can respond and ship quickly, helping your vehicle quickly recover from a malfunction and avoiding hidden financial expenses from idleness.
- Multi-dimensional Pressure Monitoring System Before Leaving the Factory: All finished products must undergo high-pressure simulation operation, sealing tests, and dynamic flow matching tests before leaving the factory. This rigorous verification of every component effectively avoids initial performance issues after installation, allowing you to achieve stable output like the original factory product from the outset, reducing the frequency of after-sales maintenance.
- Optimized Material Hardness and Anti-oxidation Treatment: Considering the diversity of diesel fuel composition, we have applied special surface passivation and hardening treatments to the casing and core load-bearing components. This design effectively resists the scouring and corrosion of impurities in diesel fuel, maintaining constant internal pressure even during prolonged continuous operation, ensuring the engine always operates within its optimal fuel supply range.
| Parameter Name | Parameter Value |
|---|---|
| OE Model | 294000-1780 |
| Compatible Models | Hino / Isuzu J08E Series |
| Pumping Method | Common Rail High-Pressure Plunger Type |
| Rated Working Pressure | 180 - 200 MPa |
| Housing Material | High-Strength Alloy Cast Aluminum |
| Pump Drive | Gear Driven |
| Inlet Diameter | M14x1.5 |
| Outlet Diameter | M12x1.25 |
| Seal Grade | FKM Fluororubber (High Temperature Resistant) |
| Operating Ambient Temperature | -40°C to +125°C |
| Design Service Life | ≥ 80,000 Hours |
| Product Color | Metallic Original Color/Anti-Oxidation Black |
Heavy-Duty Long-Distance Cold Chain Logistics: In cold chain transportation requiring continuous 24-hour operation, the stability of the fuel system determines whether goods can arrive on time. After replacing the fuel pump with this model, the truck engine exhibits exceptional fuel stability during prolonged high-speed cruising, effectively preventing engine braking failure caused by sudden changes in fuel supply pressure, and providing robust and reliable performance support for long-haul freight tasks.
Large-scale engineering excavation operations: In quarries or earthmoving sites, equipment frequently switches between rapid acceleration and high idling speeds, placing stringent demands on the fuel pump's instantaneous response capabilities. Thanks to its excellent precision adjustment performance, this fuel pump ensures the excavator receives continuous and ample power during deep digging operations, preventing insufficient digging power and significantly improving the site's per-unit-time productivity.
Q: Is a system reset of the engine required after replacing this fuel pump?
A: After replacement, it is recommended to use a diagnostic tool to re-match (learn) the fuel pump data. This allows the engine ECU to adapt to the new fuel pump's output characteristics more quickly, achieving optimal operating conditions.
Q: Are your products brand new or refurbished?
A: We solemnly promise that all parts sold through our independent website are 100% brand new and come with a full warranty. We never provide any refurbished or repaired second-hand parts.
Q: How long will it take to receive the goods after placing an order?
A: We have ample stock and usually arrange shipment within 24 hours of order confirmation. The specific delivery time depends on your location, and we provide full logistics tracking.
Q: What if I encounter technical problems during installation?
A: You can contact our professional after-sales team directly via email or instant messaging. We provide a detailed installation guide and, if necessary, video technical assistance.
Q: Is this product compatible with the fuel quality of different countries?
A: Yes, this product is designed with full consideration of fuel impurities and sulfur content fluctuations. Its internal precision valve core uses an erosion-resistant coating, which can adapt well to different qualities of diesel fuel.
