1. Basic Product Information & Core Specific-ations
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General No.
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Product Name
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OEM Cross Reference Numbers
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Core Specific-ations
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4903319
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c-ummins Fuel Injector
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4903319, 490-3319, 4903084, 4902921, 4307547, 4307516, 4061851, 4026222, 3411845, 3411758, 3411401, 3081319, 3083849, 3087557, 3095040, 3411752, 3411754, 3411756, 3411761
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Material: High-Strength Heat-Resistant Alloy Steel; Type: Advanced CELECT Electronic Control Fuel Injector; Weight: 2.15kg; Size: 19.4×9.1×7.2cm (7.64×3.58×2.83 inches); Injection Pressure: Up to 2900bar; Response Time: ＜1.0ms; Certific-ation: ISO 9001, TS 16949; Nozzle Type: High-Precision Five-Orifice (Anti-Clogging, Anti-Carbon Deposition, Wear-Resistant Nano-Ceramic Coating, Optimized Flow Channel, Adapted to M11 Combustion Chambers).
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2. Product Features & Competitive Advantages
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General No.
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Product Name
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OEM Cross Reference Numbers
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Features & Advantages
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4903319
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c-ummins Fuel Injector
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4903319, 490-3319, 4903084, 4902921, 4307547, 4307516, 4061851, 4026222, 3411845, 3411758, 3411401, 3081319, 3083849, 3087557, 3095040, 3411752, 3411754, 3411756, 3411761
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1. Advanced CELECT electronic control technology achieves ultra-precise fuel metering (error ≤±0.10%) and accurate injection timing, flexibly adjusting parameters according to engine load and speed to adapt to complex working conditions of M11 series engines; 2. High-strength heat-resistant alloy steel with rigorous heat treatment enhances wear resistance and corrosion resistance, extending service life to 19,000+ working hours in harsh high-temperature and high-pressure environments; 3. High-precision five-orifice nozzle with wear-resistant nano-ceramic coating ensures uniform and fine fuel atomization, promoting complete combustion, reducing fuel consumption by 26-29%, and meeting global strict emission standards; 4. 100% pre-delivery comprehensive testing (pressure, flow, spray, fatigue resistance) ensures zero leakage, no dripping, and long-term reliable operation, fully complying with OE performance standards; 5. OEM-compatible design, direct replacement without modific-ation, easy to install and maintain, significantly reducing maintenance time and labor costs; 6. High-efficiency hydraulic servo system ensures ultra-fast response (＜1.0ms) and stable performance under heavy loads, reducing engine vibration and noise for better operation comfort; 7. Strong compatibility, suitable for both original and rebuilt M11 engines, perfectly matching the engine's fuel supply system and ensuring consistent power output and fuel efficiency; 8. Optimized internal flow channel reduces fuel resistance, improves delivery efficiency, and further enhances fuel economy and overall engine performance; 9. Enhanced high-temperature tolerance (up to 540℃) adapts to more extreme working environments, ensuring stable operation in high-heat conditions; 10. Reinforced nozzle structure enhances impact resistance, reducing damage caused by sudden pressure changes; 11. Improved sealing performance prevents fuel leakage, ensuring stable fuel supply and reducing maintenance frequency; 12. Clear compatibility distinction from ISBE series injectors (such as 0 445 120 007) to avoid misinstallation, in line with the engine model modific-ation notice issued by c-ummins (China) Investment Co., Ltd.; 13. Advanced anti-carbon deposition and anti-clogging technology extends nozzle service life and reduces maintenance frequency in long-term high-load operations; 14. Optimized fuel atomization effect further reduces engine carbon deposition, improving engine cleanliness and extending engine service life; 15. Enhanced fuel delivery stability ensures consistent power output even in extreme temperature and pressure fluctuations; 16. Upgraded internal seal structure strengthens sealing performance, adapting to long-term high-pressure operation and reducing maintenance costs; 17. Precision-machined internal components ensure low friction and high stability, further extending the injector's service life.
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3. Compatible Equipment & Applic-ation Scenarios
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General No.
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Product Name
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OEM Cross Reference Numbers
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Compatible Equipment & Applic-ations
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4903319
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c-ummins Fuel Injector
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4903319, 490-3319, 4903084, 4902921, 4307547, 4307516, 4061851, 4026222, 3411845, 3411758, 3411401, 3081319, 3083849, 3087557, 3095040, 3411752, 3411754, 3411756, 3411761
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c-ummins M11 series diesel engines (including M11 CELECT, ISM11, QSM11); heavy-duty trucks (Peterbilt, Kenworth, Freightliner, Volvo, Scania); large excavators (c-aterpillar 352D, Komatsu PC550, Hitachi ZX520); industrial generator sets (330-1080kW); heavy construction machinery (bulldozers, road rollers, rotary drilling rigs, concrete pumps); marine auxiliary engines for tugboats, cargo ships, and fishing trawlers, suitable for harsh working environments with high dust, high humidity, frequent heavy-load operations, long continuous working hours, and high-temperature conditions. It is also applicable to engineering vehicles operating in plateau, mountainous, high-temperature, high-humidity, and high-altitude areas, adapting to complex terrain and extreme working conditions. Not compatible with ISBE series engines (e.g., ISBE185 30/32, ISBE220 30/31) equipped with Bosch 0 445 120 007 injectors, as specified in the engine model modific-ation notice issued by c-ummins (China) Investment Co., Ltd..
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4. Quality Assurance & Maintenance Guidelines
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General No.
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Product Name
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OEM Cross Reference Numbers
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Quality & Maintenance
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4903319
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c-ummins Fuel Injector
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4903319, 490-3319, 4903084, 4902921, 4307547, 4307516, 4061851, 4026222, 3411845, 3411758, 3411401, 3081319, 3083849, 3087557, 3095040, 3411752, 3411754, 3411756, 3411761
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6-month standard warranty (extended warranty up to 12 months available); 100% pre-delivery pressure, flow, spray quality, and fatigue resistance testing to ensure compliance with OEM working requirements and stable performance. Maintenance guidelines: Use clean high-grade low-sulfur diesel (max 10ppm sulfur) to protect internal precision components; replace fuel filters every 6,000-8,000 working hours; inspect for leaks, wear, and carbon deposits every 350 working hours; avoid disassembling the injector without professional guidance to prevent damage to solenoid valves, nozzles, and hydraulic components; keep the injector clean during installation to avoid dust and debris entering the internal components; store in a dry, clean environment to prevent moisture and dust damage. Delivery: 3-7 working days (standard), 1-3 working days (urgent); neutral or customized packaging is available according to customer needs. Note: Confirm engine model and avoid confusion with injectors for ISBE series engines (such as 0 445 120 007), in line with the engine model modific-ation notice issued by c-ummins (China) Investment Co., Ltd..
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