Product Overview

This high-performance Diesel Fuel Injection Pump, identified by part numbers DB4427-5214 and U2644S501, is a critical component designed for precision fuel delivery in diesel engines. Manufactured in Shandong, China, this unit serves as a direct replacement or repair solution for heavy-duty equipment, including excavators and industrial machinery. We provide global shipping to major markets including North America, Europe, Asia-Pacific, the Middle East, and South America, ensuring fast and reliable delivery to support your operations.

Key Features & Benefits

• High-Performance Fuel Delivery: Engineered for optimal injection pressure and timing, enhancing engine efficiency and power output.
• Durable Construction: Built with robust materials to withstand the demanding conditions of diesel engines, ensuring long service life.
• Precision Engineering: Manufactured to standard size specifications for seamless fitment and reliable operation.
• Direct Replacement: Designed for easy installation as a drop-in replacement for worn or failed units, minimizing downtime.
• Rigorous Quality Control: Each pump undergoes strict testing to meet high-performance standards, backed by a 4-month warranty.

Technical Specifications

OEM Cross-Reference

This injection pump is a direct replacement for the following OEM numbers:

• OEM Number: U2644S501
• Part Number: DB4427-5214

These numbers are commonly used in diesel engine applications for heavy machinery. Please verify your existing part number to ensure compatibility.

Compatibility

This fuel injection pump is designed for use in diesel engines, commonly found in the following applications:

• Engine Models: Standard diesel engines used in excavators, loaders, and industrial equipment.
• Vehicle/Equipment Applications: Heavy-duty construction machinery, agricultural tractors, and generator sets.
• Year Ranges: Compatible with equipment manufactured from the 1990s to present, depending on the specific engine model.

Note: Always confirm fitment with your engine’s specifications before purchase.

Global Supply & Distribution

We are a dedicated supplier of diesel engine components with a robust international distribution network. Our capabilities include:

• Worldwide Shipping: We ship to all major regions, including North America, Europe, Asia-Pacific, the Middle East, Africa, and South America.
• Fast Delivery: Efficient logistics ensure quick transit times to major ports and industrial centers (e.g., Rotterdam, Dubai, Singapore, Los Angeles).
• Export Experience: We have extensive experience in international trade, handling customs documentation and compliance for seamless importation.
• B2B Focus: We support bulk orders (MOQ: 2 Pcs) and offer professional service for wholesalers, distributors, and repair shops.

Quality Assurance

Our commitment to quality ensures reliable performance in the field:

• Manufacturing Standards: Produced in ISO-certified facilities in Shandong, China, with strict adherence to industry standards.
• Testing: Each pump is tested for pressure, flow rate, and durability before shipment.
• Warranty: All units come with a 4-month warranty against manufacturing defects, providing peace of mind for your investment.
• Certifications: Meets or exceeds OEM specifications for performance and safety.

FAQ

Q1: How can I confirm this injection pump fits my engine?

To ensure compatibility, please check your existing pump for the part number (e.g., DB4427-5214 or U2644S501). This pump is designed for standard diesel engines in excavators and industrial machinery. If you are unsure, provide your engine model or equipment serial number to our sales team for verification.

Q2: What is the installation process for this pump?

Installation should be performed by a qualified diesel mechanic. Key steps include: (1) Disconnecting the battery and fuel lines, (2) Removing the old pump, (3) Installing the new pump with new gaskets, (4) Priming the fuel system, and (5) Timing the injection pump to the engine. Refer to your equipment’s service manual for detailed instructions.

Q3: How should I maintain this fuel injection pump for longevity?

Regular maintenance includes: (1) Using clean, high-quality diesel fuel to prevent contamination, (2) Replacing fuel filters at recommended intervals, (3) Checking for fuel leaks or unusual noises, and (4) Ensuring the injection timing is correct. Proper care can extend the pump’s life beyond the 4-month warranty period.