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The 4954888 fuel injector is a high-quality remanufactured component by c-ummins, specifically engineered for c-ummins QSKX15 diesel engines, with extensive compatibility covering c-ummins QSX15, ISX15, X15 engine series, especially suitable for 15-liter ISX/QSX engines equipped with EPA07 emissions equipment and HPI fuel systems[1][2][3]. As a critical core part of heavy-duty diesel fuel injection systems, it functions as a precision normally closed solenoid valve—when the ECU sends an injection command, the electromagnetic coil is energized to generate suction, lifting the needle valve to open the nozzle, allowing fuel to be sprayed at high speed in a mist form for full combustion, ensuring optimal engine performance and compliance with environmental standards[4]. Remanufactured by c-ummins using OEM tools and parts to exact OEM specific-ations, it undergoes a rigorous restoration process, including disassembly, cleaning, inspection, replacement of worn components, and precision calibration, ensuring it performs identically to new genuine parts[1]. Crafted from premium materials with precision machining, it boasts excellent structural strength, corrosion resistance, and wear resistance, capable of withstanding the harsh working environments of heavy-duty construction, transportation, mining, and industrial power generation[3][4]. Each 4954888 injector undergoes 100% professional factory testing, including high-pressure calibration, fuel delivery accuracy verific-ation, leak detection, and atomization performance testing, ensuring precise fuel metering, optimal combustion efficiency, and stable long-term operation[1][4]. It features a direct OEM bolt-on replacement design, eliminating the need for additional modific-ations, simplifying installation and maintenance processes, and reducing equipment downtime. Backed by c-ummins' global after-sales service network, available in remanufactured condition with sufficient supply and flexible order options, it is a cost-effective and reliable replacement solution for c-ummins QSKX15-powered heavy machinery worldwide[1][3][4].

Table 1: Basic Product Identific-ation

Table 2: Key Specific-ations

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