Perkins original Perkins 2OR-1276 Fuel Injector Replacement for 3512B Engine Construction Machinery Spare Parts new injector original new injector

The Perkins 3512B Series Fuel Injector 2OR-1276 is a precision-engineered direct injection component built for demanding industrial and marine diesel applications. Compatible with Perkins 3512B, 3516, and 3520 engines, this injector supports power outputs ranging from 1015–1500 kW, 1200–2000 kW, and 1800–2500 kW respectively. Authorized OE numbers 0R-1276, 9W-7756, and cross references including 7N-1234, 2OR-1276A, 1R-1223, and 0R-1280 ensure reliable fitment across a wide range of equipment configurations.

Constructed from high-grade alloy steel with heat-treated components, anti-wear coating, and corrosion-resistant materials, the 2OR-1276 injector delivers consistent performance under extreme operating conditions. It operates at a maximum pressure of 2200 bar with a flow rate of 50–60 L/h at 2000 RPM, maintaining stable fuel delivery across a working temperature range of -40°C to 120°C. The spring-loaded plunger and optimized nozzle spray pattern are specifically calibrated for the combustion chamber geometry of Perkins 3512B series engines, promoting efficient atomization and reduced emissions.

The 2OR-1276 is designed for direct OEM mounting with standard torque specifications of ~50–60 Nm, allowing for straightforward field replacement using OEM tools. Recommended inspection intervals of 500–1000 hours, combined with simple seal replacement and ultrasonic nozzle cleaning, support long service life. Backed by a 12-month / 1000-hour warranty and shipped worldwide with tracked and insured logistics, this injector provides dependable performance for power generation plants, marine vessels, mining equipment, construction machinery, and oil & gas operations across North America, Europe, the Middle East, Asia, and Africa.