Caterpillar original Common Rail Fuel Injector 249-0709 10R-1273 for CAT C15 C18 Construction Machinery Diesel Fuel Injector EUI Injector Gp-Fuel Replacement for OEM original new injector

The CAT 249-0709 Electronic Unit Injector (EUI) is a precision-engineered diesel fuel injection component manufactured to strict OEM specifications for Caterpillar heavy-duty diesel engine platforms. It delivers accurately metered fuel into combustion chambers at extremely high injection pressures, supporting optimal combustion efficiency, fuel economy, power output and emissions control. It is compatible with CAT C15, C15 ACERT, C16 and 3406E engine variants across industrial, marine and generator-specific engine platforms.

Built to withstand harsh industrial operating conditions, this injector offers reliable OEM-level performance with features including precision fuel delivery, excellent fuel atomization, high-pressure injection capability, extended service lifespan, enhanced power output, reduced fuel consumption and improved engine reliability. It serves a wide range of heavy-duty equipment, including highway trucks, construction machinery, mining equipment, generator sets, marine propulsion systems, oilfield equipment and industrial diesel power units across transportation, construction, mining, energy and marine sectors.

For seamless deployment and long-term stable operation, the injector follows CAT-aligned installation and maintenance protocols, with requirements for professional calibration, leak testing and regular fuel filter replacement. It comes with a 12-month warranty, global export-ready packaging, and flexible B2B supply terms: minimum order quantity of 1 piece, global shipping, OEM packaging, custom labeling, bulk order discounts and professional technical support are all available.