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The 4954432 fuel injector is a high-precision OEM-compatible common rail component, specifically engineered for c-ummins QSKX15 diesel engines, with extensive compatibility covering c-ummins ISX15, QSX15, ISZ13, and X15 engine series, including models like ISX15 CM2250, QSX15 CM570, and ISZ13 CM2150 SN[1]. As a critical core part of heavy-duty diesel fuel injection systems, it functions as a precision solenoid valve—when the electromagnetic coil is energized, it generates suction to lift the needle valve, allowing fuel to be sprayed at high speed in a mist form for full combustion, ensuring optimal engine performance[5]. Manufactured and remanufactured in strict accordance with c-ummins OEM standards, this injector adopts advanced five-step ultrasonic cleaning technology to remove foreign matter without causing metal loss, ensuring exceptional internal cleanliness and structural integrity[3]. Crafted from high-quality steel material with precision CNC machining, it boasts excellent structural strength, corrosion resistance, and wear resistance, capable of withstanding the harsh working environments of heavy-duty transportation, construction, mining, and industrial power generation[1][5]. Each 4954432 injector undergoes 100% professional factory testing, including high-pressure calibration (up to 1600–1800bar), flow accuracy verific-ation, leak detection, and nozzle atomization testing, ensuring precise fuel metering, optimal atomization effect, and stable operation[4][5]. It effectively improves engine combustion efficiency, enhances power output, reduces fuel consumption, and lowers harmful exhaust emissions, while its direct OEM replacement design eliminates the need for additional modific-ations, simplifying installation and maintenance processes and reducing equipment downtime[1][3]. Backed by a reliable warranty, available in new and remanufactured conditions with sufficient in-stock supply, and supporting flexible order options and global shipping, the 4954432 injector is a reliable and cost-effective replacement solution for c-ummins QSKX15-powered heavy machinery worldwide[1][3].

Table 1: Basic Product Identific-ation

Table 2: Key Specific-ations

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