Product Overview

This high-performance Common Rail Injector (Part Numbers: 0445120066 / 4290986) is a premium-grade direct replacement designed for heavy-duty excavator diesel engines. Manufactured to meet or exceed OEM specifications, this injector ensures optimal fuel atomization, improved combustion efficiency, and reduced emissions for demanding work environments. We offer global shipping to major industrial centers including North America, Europe, Southeast Asia, the Middle East, and Australia, ensuring rapid delivery to support your fleet maintenance and repair operations.

Key Features & Benefits

• Precision Engineering: Manufactured from high-grade steel with precision-machined internal components for consistent fuel delivery and reliable engine performance.
• Enhanced Durability: Built to withstand the high pressures and extreme temperatures of modern common rail diesel systems, extending service life compared to standard replacements.
• Improved Efficiency: Optimized spray pattern ensures complete fuel combustion, leading to better fuel economy and reduced carbon build-up.
• Direct Fitment: Universal design for diesel engines, ensuring easy installation without modifications. Ideal for both repair and replacement applications.
• Rigorous Testing: Each injector undergoes strict quality control and pressure testing to guarantee performance and reliability out of the box.

Technical Specifications

OEM Cross-Reference

This injector is a direct replacement for the following OEM and reference numbers. Please verify your engine’s specific requirements before ordering.

• Primary Part Numbers: 0445120066, 4290986
• Alternative/Cross-Reference: This injector is widely used in Bosch common rail systems. Please consult your engine manual for exact compatibility.

Compatibility

• Engine Type: Diesel engines utilizing common rail injection systems.
• Application: Designed for excavators and heavy construction equipment. Also suitable for other diesel engine vehicles (trucks, generators, agricultural machinery) using the same injector specification.
• Note: Universal fitment for diesel engines. We recommend professional installation to ensure correct calibration and performance.

Global Supply & Distribution

We are a trusted supplier to the global B2B market, providing efficient logistics solutions for international buyers.

• Worldwide Shipping: We ship to all major continents including North America, South America, Europe, Asia-Pacific, Africa, and the Middle East.
• Fast Delivery: Orders are processed and dispatched quickly to major ports and industrial hubs (e.g., Los Angeles, Rotterdam, Shanghai, Dubai, Singapore).
• Export Experience: We have extensive experience in international trade, ensuring compliant documentation and secure packaging for long-distance transit.
• Bulk Orders: Competitive pricing and volume discounts available for MOQ of 6 pcs and above. Contact us for custom shipping arrangements.

Quality Assurance

• Manufacturing Standards: Produced in a facility adhering to strict quality control processes, ensuring consistency and reliability.
• Warranty: Backed by a 4-month warranty against manufacturing defects.
• Testing: Each injector is tested for fuel pressure, spray pattern, and leak integrity before shipment to ensure peak performance.

FAQ

Q1: Is this injector a direct replacement for my excavator’s original injector?
A: Yes, this injector (0445120066 / 4290986) is designed as a direct OEM replacement. It is a universal fit for common rail diesel engines. However, we strongly advise verifying your engine model and original injector part number to ensure 100% compatibility before purchasing.

Q2: Do I need to program or calibrate the injector after installation?
A: While this injector is a mechanical/electrical replacement, we recommend professional installation. For optimal performance and to avoid engine damage, the injector should be installed by a qualified technician who can properly torque and, if required by your engine control system, perform any necessary calibration or coding.

Q3: What is the recommended maintenance for this injector?
A: To maximize the lifespan of your new injector, ensure your fuel system is clean. Regularly replace your fuel filters as per your engine manufacturer’s schedule. Using high-quality diesel fuel and avoiding contamination will also help maintain injector performance and prevent premature wear.