Product Overview

This premium Diesel Injector Nozzle DLLA140S224 (OEM 0433271145) is a high-precision component designed for optimal fuel atomization in diesel engines. Manufactured in Shandong, China, this S-Type nozzle is engineered to meet or exceed OEM specifications, ensuring reliable performance for replacement and repair applications. We serve a global clientele, with significant distribution to markets in North America, Europe, Southeast Asia, and the Middle East, offering competitive pricing and efficient logistics.

Key Features & Benefits

• Precision Engineering: Manufactured from high-grade Stainless Steel for superior corrosion resistance and long service life.
• Optimal Fuel Atomization: The DLLA140S224 design ensures a fine fuel spray pattern, leading to improved combustion efficiency, reduced fuel consumption, and lower emissions.
• Direct Replacement: A universal fit for numerous diesel engine applications, simplifying inventory management for B2B buyers.
• Rigorous Quality Control: Each nozzle undergoes strict testing to guarantee consistent flow rates and spray angles, ensuring reliable engine performance.
• Cost-Effective Solution: Offers a high-quality alternative to expensive OEM parts without compromising on performance or durability.

Technical Specifications

OEM Cross-Reference

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

• DLLA140S224 (Primary Number)
• 0433271145 (Bosch Reference)

Note: While this part is often used as a direct replacement for Bosch systems, please verify fitment with your specific injector body for compatibility.

Compatibility

This DLLA140S224 injector nozzle is a universal component widely used in various diesel engine systems. It is commonly found in:

• Engine Types: Diesel engines requiring S-Type nozzles with a 140-degree spray angle.
• Applications: Suitable for automotive, agricultural, and industrial diesel engines where this specific nozzle specification is required.

Please consult your engine or injector service manual to confirm the nozzle specification (DLLA140S224) is correct for your application.

Global Supply & Distribution

As a dedicated supplier of diesel engine components, we offer comprehensive global supply capabilities:

• Worldwide Shipping: We ship to all major global destinations via reliable air, sea, and express courier services (DHL, FedEx, TNT, etc.).
• Major Markets Served: North America (USA, Canada, Mexico), Europe (Germany, UK, Netherlands, France), Asia-Pacific (Japan, Korea, Australia), Middle East (UAE, Saudi Arabia), and South America.
• Fast Delivery: Orders are processed quickly from our warehouse in Shandong, with efficient logistics to major ports like Qingdao and Shanghai, as well as direct delivery to industrial centers.
• Export Experience: We have extensive experience in international trade, ensuring proper documentation and compliance for smooth customs clearance.

Quality Assurance

• Manufacturing Standards: Produced in a facility adhering to strict quality control processes, ensuring each nozzle meets specified performance criteria.
• Warranty: Backed by a 4-month warranty against manufacturing defects in materials and workmanship.
• Testing: Each batch is subject to random sampling and functional testing to verify spray pattern and flow rate consistency.

FAQ

Q1: What does the part number DLLA140S224 mean, and how do I know it fits my injector?

A: The part number provides key specifications: DLL indicates a multi-hole nozzle, A is a design code, 140 refers to the spray angle (140 degrees), and S224 is a flow-rate and design variant. To confirm fitment, you must verify that your original injector nozzle has the exact same number (DLLA140S224 or OEM 0433271145) stamped on it. This is a precision component; using the wrong nozzle can damage your engine.

Q2: What is the recommended installation procedure for this injector nozzle?

A: Installation should be performed by a qualified diesel technician. The process involves: 1) Carefully removing the old nozzle from the injector body. 2) Thoroughly cleaning the injector body and sealing surfaces. 3) Installing the new DLLA140S224 nozzle with the correct tightening torque (refer to your engine manual). 4) Testing the injector for proper opening pressure and spray pattern on a test bench. Incorrect installation can lead to poor performance or injector failure.

Q3: What is the typical lifespan of this nozzle, and how can I maximize its durability?

A: The lifespan depends heavily on fuel quality, maintenance, and operating conditions. With clean, high-quality diesel and regular fuel filter changes, these nozzles can last for thousands of hours. To maximize life, always use clean fuel, replace fuel filters according to the manufacturer’s schedule, and address any engine performance issues (like rough idling or black smoke) promptly, as they can indicate injector problems.