Caterpillar original Engine Fuel Injector Assembly 269-1839 243-4503 Replacement for OEM, Cross Reference 328-2585 295-1409 for C7 Engine Truck original new injector

For fleet operators, equipment maintenance teams and industrial parts distributors sourcing reliable CAT fuel system components, the 269-1839 Electronic Unit Injector is a purpose-built OEM-grade solution for Caterpillar C7 and C9 ACERT engine platforms. Manufactured to comply with strict Caterpillar fuel system specifications, this diesel injector delivers precise fuel metering and optimized atomization to support complete combustion, stable power output and reduced fuel consumption under demanding industrial operating conditions. It is designed as a direct fit for multiple CAT engine variants covering C7, C7 ACERT, C9, C9 ACERT and 3126E models.

Every 269-1839 injector undergoes rigorous quality validation before release, including 100% flow testing, leak testing, spray pattern verification and durability validation. It features hardened alloy steel construction, wear-resistant nozzle components and high-pressure sealing technology to extend service life and lower long-term maintenance costs. All units meet OEM equivalent quality standards and come with a 12-month warranty for guaranteed performance in heavy-duty use cases.

This versatile injector supports a wide range of equipment across construction, mining, power generation, marine and transportation sectors, covering E320D to E330D excavators, heavy-duty trucks, generator sets and marine vessels. It is interchangeable with a full set of verified cross-reference numbers and available in new, OEM and remanufactured conditions to suit different budget and operational requirements for B2B parts supply and equipment overhaul projects.