(1 pc) High-Pressure Common Rail Electronic Fuel Injector 5253221 0445120204 Compatible with Cummins ISDe QSB6.7 China III engines; compatible with Dongfeng Tianjin medium-duty trucks and light excavators—diesel fuel injector assembly

5253221 is a replacement fuel injector for Cummins ISDe/QSB6.7 China III models, equipped with a waterproof dual-needle solenoid valve. The vehicle’s ECU precisely controls the multi-stage injection timing and fuel injection volume for pre-injection and main injection, with an operating rail pressure of 1300–1600 bar. The precision micro-orifice swirl nozzle achieves layered fuel atomization, ensuring smooth operation and low noise levels during light-load conditions such as urban delivery and construction site operations, while meeting China III and Euro III emissions standards.

6-month warranty. Damage caused by accidental impact, high-temperature scorching, rough disassembly or installation, or prolonged use of low-quality diesel fuel is not covered under the warranty.

Note: If you have any questions, please feel free to contact us for assistance.
WhatsApp: +86 13797820232
WhatsApp: +86 19721231233