| MOQ: | 1 |
| Price: | US $99 |
| Payment Method: | L/C,D/A,D/P,T/T |
| OE No. | DS7Q-9F593-BB |
| Type | Fuel Injector |
| Car Make | Diesel Car |
| Packing | Neutral Packing or Customize Packing |
| Warranty | 1 Year |
| MOQ | 1PC |
This specification of electronically controlled high-pressure common rail fuel injection valve body component (standard part identification code: 28319895, common cross-reference and OE interchangeable numbers include 28319895P01, 28231014, 28236381, etc., widely applicable to light commercial vehicles, multi-purpose commercial buses, pickup trucks and light truck diesel power platforms) is precision-manufactured. As a key metering and ultra-fine spray execution unit of the high-pressure common rail fuel supply system, it is responsible for accurately metering high-pressure diesel fuel and rapidly dispersing it into ultra-fine atomized particles with microsecond-level electronic control response, promoting comprehensive and uniform mixing of fuel and intake airflow to achieve full and efficient combustion.
The product adheres to a design principle of "high-pressure resistant particle refinement and microsecond-level ultra-fast response." Internal needle valve components and armature control valve cores are made from carefully selected aerospace-grade quenched special alloy steel, combined with ultra-high precision geometric grinding and low-friction polishing. The surface is covered with a high-density, anti-coking hardened coating, effectively preventing early erosion caused by diesel impurities. After the parts are installed, mechanics and drivers will experience a significant performance improvement: ignition starts crisply and quickly, and the severe vibrations and shaking at low-speed idling are completely eliminated; under conditions of full-load high-speed cruising, heavy-load starts, or steep incline climbing, the throttle pedal response is firm and smooth, acceleration is rapid and powerful, and exhaust black smoke is significantly reduced, resulting in a satisfactory overall fuel consumption control experience.
Problems Solved: Addresses issues arising from traditional OEM and multi-level distribution chains, such as accumulated tolerance issues in parts matching, uneven fuel supply to cylinders, and potential high-pressure leaks, while effectively reducing intermediate procurement costs.
Value Gained: Leveraging a self-operated standardized production base for precise end-to-end control, eliminating intermediate markups, and ensuring highly consistent fuel injection volumes across cylinders. This reduces maintenance budgets while providing robust and reliable power for vehicle operation.
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, which are common with low-end parts.
Value Gained: Each injector undergoes automated testing on a test bench before leaving the factory. Flow rate and sealing performance are calibrated 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.
Problem Solved: Addressing the costly delays and lost work due to fuel system malfunctions causing breakdowns and shutdowns for high-upload productivity tools like construction machinery and commercial vehicles.
Value Brought: Our warehousing center maintains ample stock of best-selling specifications year-round. Orders are responded to quickly, with priority packing and shipping within 24-48 hours, significantly shortening logistics and delivery cycles. This helps fleets and owners quickly restore equipment availability and effectively avoids downtime losses.
Problem Solved: Addressing the issue of premature wear and valve core seizure caused by variations in diesel lubricity and sulfur content across 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 under harsh environments and prolonged high-load operation, avoiding the additional costs associated with frequent disassembly and repairs.
| Parameter Name | Parameter Value |
|---|---|
| Product Name | Commercial Diesel Engine Electronic Control High-Pressure Common Rail Injector |
| Standard OE Part Number | 28319895 |
| Interchangeable Part Number | 28319895P01 / 28231014 / 28236381 |
| Applicable Engine Platform | Multiple Series of High-Pressure Common Rail Diesel Engines |
| Fuel Supply System | High-Pressure Electronic Control 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 |
| Injector Orifice Micro-Engraving Technology | EDM high-precision electrical discharge micro-hole machining |
| Maximum Working Pressure | ≥ 1800 bar |
| Working 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. 0.62 kg / piece |
| Factory Testing Standards | 100% Automated Full-Condition Bench Flow and Sealing Tests |
Urban High-Frequency Logistics and Short-Distance Delivery: Vans and light trucks frequently face starting, acceleration, and idling delays in urban deliveries, requiring extremely fast fuel supply response. When drivers notice sluggish vehicle power, idling vibrations, and increased black smoke from exhaust, the maintenance team promptly replaces the fuel injectors with this high-precision common rail injector. After replacement, the accelerator pedal response is smooth and light, low-speed torque is restored to ample levels, effectively reducing overall fuel consumption per 100 kilometers and ensuring timely and efficient logistics transportation.
Commercial Passenger Transport and Long-Distance Intercity Travel: Commercial buses and light passenger vehicles have stringent requirements for power smoothness and stability during high-speed cruising and intercity trunk line transportation. When a vehicle experiences starting delays, difficulty overtaking at high speeds, or uneven fuel supply to different cylinders, mechanics replace the entire fuel injection system. Microsecond-level precise injection ensures a continuous supply of engine power, smooth and comfortable driving, and significantly improves ride quality.
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.
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.
A: All injectors undergo assembly in a Class 100 cleanroom and 100% full-condition bench testing, covering key indicators suchs 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.
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.
![]()
![]()
![]()
![]()