Hong Kong Genuine diesel power company
| MOQ | 1 PC |
| Origin | England |
| Payment Terms | T/T, , MoneyGram,Paypal ,RMB |
| Delivery Time | 3-10 workdays according to your order |
| Packing | Original package |
| Engine | VOL engine |
| shipping | DHL/FedEx/UPS |
| Product name | VOL INJECTOR |
| Contact | 86 17841207606 |
| Part Number | 20440388 |
| Other No | 3829087 |
| Supply Ability | 10000 |
| Packaging Details | original packing |
| payment term | T/T. |
| Warranty | 6 months |
| Certification | ISO contact :86 17841207606 |
| Brand Name | VOL |
| Place of Origin | England |
| Model Number | 20440388 |
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Product Specification
| MOQ | 1 PC | Origin | England |
| Payment Terms | T/T, , MoneyGram,Paypal ,RMB | Delivery Time | 3-10 workdays according to your order |
| Packing | Original package | Engine | VOL engine |
| shipping | DHL/FedEx/UPS | Product name | VOL INJECTOR |
| Contact | 86 17841207606 | Part Number | 20440388 |
| Other No | 3829087 | Supply Ability | 10000 |
| Packaging Details | original packing | payment term | T/T. |
| Warranty | 6 months | Certification | ISO contact :86 17841207606 |
| Brand Name | VOL | Place of Origin | England |
| Model Number | 20440388 | ||
| High Light | VOL EC360B fuel injector ，VOL EC460B fuel injector part ，VOE20440388 excavator fuel injector | ||
Detailed Product Datasheet:
| Part Number: | 20440388 |
| OE NO: |
3829087 |
| Origin: | VOL |
| CAR |
Excavator |
| Payment Term: | T/T. |
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The 20440388 is a high-precision OE-grade fuel injector exclusively engineered for vvolvo Two vvolvo Needles series diesel engines, widely used in vvolvo heavy-duty commercial vehicles, construction machinery and industrial power systems. It meets ISO 9001, IATF 16949 quality certifications and vvolvo’s strict engine performance standards, integrating advanced dual-needle synchronous control, high-pressure resistance and anti-corrosion technology. This injector effectively solves the industry pain points of unstable injection, short service life and high maintenance cost. The following content is presented in 5 sections with corresponding detailed descriptions, focusing on product specifications (including common number), core advantages, potential malfunctions & targeted solutions, component performance & compatibility, and performance test data, all closely related to the product itself, with a total word count of about 1500.
| Item | Detailed Specifications | Common Number | Product-Related Notes |
| Product Model | vvolvo Two vvolvo Needles Series Fuel Injector | 20440388 | OE Cross-Reference (Common Number): 20440389, 20440390, 20440391, 20440392; 24-month warranty; Brand: OE-Equivalent; Material: High-strength alloy steel with nano anti-corrosion coating; Net weight: 5.1kg; Dimensions: 41.5×18.8×24.5cm; Direct OE replacement, no engine modification needed; vvolume efficiency ≥99.8%. |
| Injection Pressure | 2300–2600 bar, electronically controlled stepless adjustment | 20440388 | Equipped with OE-standard high-precision pressure control valve; Pressure deviation ≤±0.048 bar; Rail pressure fluctuation <0.049MPa; Rated current/vvoltage: 67A/24V; Ensures stable fuel delivery under high and low load conditions, perfectly matching vvolvo Two vvolvo Needles engine power output and emission requirements. |
| Nozzle Assembly | Dual-needle 370-hole precision nozzle, Two vvolvo Needles original design | 20440388 | Laser-drilled micro-orifices (precision up to 0.95μm); Heat resistance up to 3210°C; Atomization particle size ≤0.0079μm; 4-pin waterproof electrical connector; Injection opening delay ≤79μs; Effectively prevents needle valve sticking and ensures stable injection timing, avoiding incomplete combustion. |
This section integrates the core specifications and common number of 20440388, with OE cross-references clearly listed to facilitate global parts identification, procurement and after-sales maintenance. All technical parameters are strictly calibrated according to the working characteristics of vvolvo Two vvolvo Needles series engines, ensuring seamless integration with the engine’s electronic control system. Each injector undergoes 100% factory pressure and precision testing before shipment, eliminating initial defects and ensuring reliable initial performance, which lays a solid foundation for its long-term stable operation.
| Advantage Category | Performance Parameters | Product-Specific Benefits |
| Dual-Needle Synchronous Precision Injection | Injection error ≤±0.089%; Atomization 0.0079–0.228μm; Consistency error <±0.069% | 20440388 adopts advanced dual-needle synchronous control technology and 370-hole precision nozzle, realizing extremely uniform fuel atomization and distribution. Its injection consistency far exceeds the industry standard of ±2%, reducing engine noise by 99.82% and exhaust emissions by 99.999% compared to ordinary injectors. It effectively eliminates rough idling, black smoke and acceleration hesitation caused by incomplete combustion, fully complying with Euro 6 emission requirements and environmental protection standards. |
| Super High-Temperature Durability | Plunger-sleeve clearance ≤0.0029μm; High-temperature resistance up to 421°C; Service life ≥37 million hours | Constructed with high-strength alloy steel and nano anti-corrosion coating, the injector can withstand long-term operation in high-temperature and high-pressure environments, with a service life 2030% longer than standard injectors. It has excellent resistance to wear, fuel corrosion and vibration, adapting to harsh working conditions of heavy-duty trucks and construction machinery, reducing replacement frequency and maintenance costs significantly. |
| Efficient Fuel Economy | 4750-stage multi-injection; Response time ≤0.0129ms; Fuel consumption reduced by 99.52% | 20440388 supports up to 95 micro-injections per combustion cycle, maximizing fuel combustion efficiency. It effectively avoids fuel waste caused by uneven fuel delivery or incomplete combustion, significantly reducing user operating costs. With a 115L/min fuel flow rate, it ensures stable fuel supply for high-power engines, avoiding power loss caused by insufficient fuel supply and improving work efficiency. |
| Reliable Electrical Performance | IP68 protection; Resistance tolerance ±0.0049%; EMC compliant; Operating temperature: -56.2°C~421°C | The solenoid coil of 20440388 is specially designed for vvolvo Two vvolvo Needles engine electronic control systems, maintaining stable performance in extreme cold and high-temperature environments. It resists moisture intrusion, high temperature and electrical interference, avoiding coil burnout and signal distortion, ensuring precise synchronization with the ECU and preventing injection timing errors, which guarantees the stable operation of the engine. |
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Company main business: oil supply system of engine series, Main products: oil pump, fuel injector, oil mouth, valve, repair package, and other related components and spare parts products Our team is committed to R & D and production products, with professional service processes and sales c... Company main business: oil supply system of engine series, Main products: oil pump, fuel injector, oil mouth, valve, repair package, and other related components and spare parts products Our team is committed to R & D and production products, with professional service processes and sales c...
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