1. Product Description

This flagship Electronic Unit Injector (EUI) is calibrated exclusively for heavy-duty powertrains. Built around the design philosophy of "ultimate combustion and consistent power delivery", it delivers precise high-pressure fuel injection with microsecond-fast response. After installation, you will experience silky stable idling and explosive low-end torque, while excessive black exhaust smoke is drastically eliminated, restoring peak performance to heavy machinery in harsh haulage and construction environments.

2. Product Advantages

Microsecond Dual-Valve Control for Optimal Air-Fuel Ratio

Equipped with advanced electromagnetic valve technology, it delivers exceptional response speed under ultra-high pressure operating conditions. The multi-hole nozzle shatters fuel into fine micron-sized atomized particles for faster, more complete combustion, fundamentally boosting engine power output and maximizing energy efficiency from every drop of diesel.

Multi-Layer Hardened Alloy Barrier Resists High-Sulfur Low-Grade Fuel

The core needle valve and valve seat assemblies are precision-forged from premium special tool steel, processed with deep nitriding and surface anti-wear coating treatment. It delivers vastly improved high-temperature and abrasion resistance, effectively resisting carbon coking and chemical corrosion caused by poor-quality variable diesel fuels, and maintaining long-term consistent injection precision.

Full Digital Tolerance Calibration for Long Uptime, No Modifications Required

Manufactured strictly to original OE standards for all mechanical dimensions and electrical interface specifications. Every unit undergoes rigorous high-pressure simulation testing before shipment to achieve near-zero dimensional tolerance. Mechanics can perform direct, damage-free replacement on-site, efficiently cutting costly downtime caused by repeated disassembly and repair.

3. Parameter Table

4. Compatible Vehicles

This high-pressure EUI injector is widely compatible with medium & large commercial vehicles and heavy industrial machinery fitted with the E3 system, most commonly with 12L or 13L displacement engines from Vol-vo and Re-nault Trucks. Main covered vehicle & equipment lines:

Vo-lvo Highway Trucks

Primarily fitted to long-haul and heavy freight trucks including Vol-vo FH12, FM12, NH12, plus early trucks equipped with D12 engines.

Vol-vo Construction Equipment (Vol-vo CE)

Suitable for large Vol-vo hydraulic excavators (EC380, EC480 and equivalent classes), wheel loaders and heavy articulated haulers powered by matching powertrains.

Re-nault Heavy-Duty Trucks

Compatible with Re-nault Magnum, Kerax series heavy haulage trucks and construction dump trucks equipped with the same electronic control system.

Warm Reminder for Independent Store Buyers

Diesel engines are fitted with different wiring harnesses and nozzles based on production year and Euro 3 / 4 / 5 emission standards. Before purchase, thoroughly clean off dirt and grease on your original injector and check for engraved codes including 21644602, BEBE4D12301 or BEBE4D37001. You can safely place your order if any of these part numbers match your original unit.