Product Overview

This high-quality S-Type Diesel Fuel Injector Nozzle is a precision-engineered replacement component designed for optimal performance in diesel engines used in excavators, heavy machinery, and commercial vehicles. Manufactured in Shandong, China, this injector nozzle is compatible with a wide range of OEM part numbers, including DLL150S6790, DLLA155S1323, DLLA132S1320, and DLLA150S6556. With global shipping capabilities, we serve major markets across North America, Europe, Asia-Pacific, the Middle East, and South America, ensuring fast delivery to industrial centers and ports worldwide.

Key Features & Benefits

• Premium Material: Constructed from high-speed steel for exceptional durability and resistance to wear, ensuring long service life under high-pressure conditions.
• 100% Professional Testing: Every nozzle undergoes rigorous quality checks to guarantee precise fuel atomization, improved combustion efficiency, and reduced emissions.
• Direct Replacement: Designed for easy installation with no modifications required, making it ideal for both repair and replacement applications.
• Enhanced Performance: Optimized spray pattern ensures better fuel economy, increased engine power, and smoother operation.
• Reliable Supply: With a monthly supply capacity of 5,000 pieces, we can fulfill bulk orders for workshops, distributors, and OEMs.

Technical Specifications

OEM Cross-Reference

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

• DLL150S6790
• DLLA155S1323
• DLLA132S1320
• DLLA140S1003
• DLLA150S6556
• DLLA153SN7131
• DLLA143S1302

These cross-references ensure compatibility with a wide range of diesel engines, reducing the need for multiple inventory items.

Compatibility

This injector nozzle is designed for use in diesel engines commonly found in excavators, bulldozers, loaders, and other heavy equipment. It is compatible with engines from leading manufacturers such as Caterpillar, Komatsu, Hitachi, Volvo, and Doosan, as well as various diesel car and truck models. While specific year ranges vary by application, this part is suitable for most modern diesel engines requiring S-Type nozzles.

Global Supply & Distribution

We offer worldwide shipping to meet the needs of international B2B buyers. Our distribution network covers:

• North America: Fast delivery to major ports like Los Angeles, Houston, and New York.
• Europe: Efficient logistics to Rotterdam, Hamburg, and Antwerp.
• Asia-Pacific: Quick dispatch to Singapore, Tokyo, and Sydney.
• Middle East: Reliable shipping to Dubai, Jeddah, and Doha.
• South America: Service to Santos, Buenos Aires, and Callao.

With a delivery time of just 3-7 days and flexible packaging options (polyester bag, paper carton, or custom packing), we ensure your orders arrive safely and on time.

Quality Assurance

Our fuel injector nozzles are manufactured under strict quality control standards, utilizing advanced production techniques and high-speed steel materials. Each unit undergoes 100% professional testing to ensure precise dimensions, proper spray patterns, and leak-free performance. We offer a 6-month warranty against manufacturing defects, providing peace of mind for your repair or replacement needs. Our facility in Shandong, China, is equipped to meet international quality benchmarks, and we comply with export regulations for smooth global trade.

FAQ

Q1: Is this fuel injector nozzle compatible with my excavator engine?
A: This nozzle is designed for diesel engines using S-Type injectors. It is compatible with many models from Caterpillar, Komatsu, and other brands. Please verify your engine’s OEM number (e.g., DLL150S6790 or DLLA155S1323) against our cross-reference list to ensure fitment. If unsure, contact us with your engine model for confirmation.

Q2: What is the installation process for this nozzle?
A: Installation requires basic mechanical skills and standard tools. Ensure the injector seat is clean and free of debris. Replace the nozzle, torque to manufacturer specifications, and test for leaks. We recommend professional installation to avoid damage. Detailed instructions are available upon request.

Q3: How should I maintain this injector nozzle for optimal performance?
A: Use high-quality diesel fuel and replace fuel filters regularly to prevent contamination. Avoid running the engine with low fuel levels, which can introduce air into the system. Inspect nozzles every 500 hours of operation for wear or clogging. Our 6-month warranty covers defects, but proper maintenance extends nozzle life.