Product Overview

This genuine diesel common rail fuel injector, part numbers 0445120231 and 5263262, is a high-performance component designed for Cummins and Komatsu diesel engines. Manufactured in Shandong, China, this injector is engineered to meet or exceed OEM specifications, ensuring reliable fuel delivery and optimal engine performance. We offer global shipping to major markets including North America, Europe, Asia-Pacific, the Middle East, and South America, supporting B2B clients with fast and efficient logistics.

Key Features & Benefits

• Genuine Quality: Manufactured from high-grade stainless steel to ensure durability and corrosion resistance in demanding environments.
• High-Performance Fuel Delivery: Designed for common rail diesel injection systems, providing precise fuel atomization for improved combustion efficiency and reduced emissions.
• Direct Replacement: A perfect drop-in replacement for original parts, minimizing downtime during repair or maintenance.
• Rigorous Testing: Each injector undergoes strict quality control procedures to guarantee reliable operation and long service life.
• Cost-Effective Solution: Offers a reliable alternative to OEM parts without compromising on performance or fitment.

Technical Specifications

OEM Cross-Reference

This fuel injector is a direct replacement for the following OEM numbers:

• 0445120231 (Bosch/Robert Bosch GmbH)
• 5263262 (Cummins)

Please verify your engine’s specific requirements before ordering.

Compatibility

This injector is designed for use in diesel engines equipped with common rail fuel injection systems. Compatible applications include:

• Engine Brands: Cummins, Komatsu
• Vehicle/Equipment Types: Diesel engine cars, heavy-duty trucks, construction machinery, and industrial equipment.
• Engine Codes: Diesel engines (general application).

Note: Always confirm compatibility with your specific engine model and year.

Global Supply & Distribution

We are a dedicated supplier serving the global B2B market with a strong logistics network. Our shipping capabilities include:

• Worldwide Shipping: Reliable delivery to North America, Europe, Asia-Pacific, Middle East, Africa, and South America.
• Fast Delivery: Efficient processing and shipping to major ports and industrial centers (e.g., Los Angeles, Rotterdam, Shanghai, Dubai).
• Trade Compliance: Experienced in international export documentation and customs clearance.
• Bulk Orders: Flexible MOQ (6 pieces) with volume discounts available for larger quantities.

Quality Assurance

We are committed to providing high-quality products that meet industry standards. Our quality assurance process includes:

• Manufacturing Standards: Produced in a facility in Shandong, China, with strict adherence to quality control protocols.
• Testing: Each injector is tested for pressure, spray pattern, and leak tightness to ensure performance.
• Warranty: Backed by a 4-month warranty against manufacturing defects.
• Packaging: Secure neutral or WX packing to prevent damage during transit.

FAQ

Q: Is this injector a direct fit for my Cummins ISX engine?
A: This injector (0445120231 / 5263262) is commonly used in Cummins and Komatsu applications. However, due to variations in engine models and years, we strongly recommend verifying your engine’s specific injector code or consulting your parts manual to ensure a perfect match.

Q: What are the key signs that this injector needs to be replaced?
A: Common symptoms of a failing injector include rough idling, decreased fuel economy, black smoke from the exhaust, engine misfires, or difficulty starting. If you experience any of these issues, this replacement injector can restore proper fuel delivery.

Q: What is the recommended procedure for installing this injector?
A: Installation should be performed by a qualified diesel mechanic. Key steps include: 1) Relieving fuel system pressure, 2) Removing the old injector carefully to avoid debris entry, 3) Cleaning the injector bore, 4) Installing the new injector with new sealing washers/o-rings, and 5) Torquing to manufacturer specifications. Always refer to your engine’s service manual.