Product Details
Product Overview
This DLLA155S046 Injector Nozzle is a precision-engineered fuel injection component designed for high-performance diesel engines. Manufactured to meet strict quality standards, this nozzle ensures optimal fuel atomization, improved combustion efficiency, and reduced emissions. As a direct manufacturer supply, we offer competitive pricing and reliable supply chains for global B2B buyers. We serve major markets across North America, Europe, Asia-Pacific, the Middle East, and South America, providing fast shipping to industrial hubs and ports worldwide.
Key Features & Benefits
- Premium Material: Constructed from high-speed steel for exceptional durability and wear resistance, ensuring long service life even under high-pressure injection conditions.
- Precision Engineering: Manufactured with tight tolerances to guarantee consistent fuel spray patterns, leading to better engine performance and fuel economy.
- Direct OEM Replacement: Designed as a direct cross-reference for Bosch DLLA155S046 (OEM 0 433 175 046), ensuring perfect fitment and compatibility with standard diesel injection systems.
- Reliable Performance: Rigorously tested for leak-tightness, flow rate, and spray pattern to meet or exceed OE specifications.
- Cost-Effective Solution: Factory-direct pricing provides excellent value without compromising on quality, ideal for wholesale and bulk procurement.
Technical Specifications
| Specification | Detail |
|---|---|
| Part Number | DLLA155S046 |
| OEM Number | 0 433 175 046 |
| Fuel Type | Diesel |
| Material | High Speed Steel |
| Condition | New |
| Type | Injector Nozzle |
| Application | Diesel Engine |
| Single Package Size | 8 x 5 x 3 cm |
| Single Gross Weight | 0.065 kg |
| MOQ | 48 pcs |
| Packing | Exported Standard Packing |
OEM Cross-Reference
This injector nozzle is a direct replacement for the following OEM numbers:
- Bosch: 0 433 175 046, DLLA155S046
- Other Cross-References: Compatible with various diesel injection systems using the DLLA155S046 nozzle standard.
Note: Always verify compatibility with your specific engine model and injection system before purchase.
Compatibility
This nozzle is designed for use in standard diesel injection systems found in a wide range of applications, including:
- Engine Types: 4-cylinder and 6-cylinder diesel engines.
- Vehicle Applications: Diesel cars, light trucks, agricultural machinery, and industrial equipment.
- Year Ranges: Suitable for vehicles and equipment manufactured from the 1990s onward that utilize Bosch-style injector nozzles.
Specific fitment depends on the engine model and injection pump configuration. Consult your engine manual for exact specifications.
Global Supply & Distribution
As a direct manufacturer, we offer comprehensive global supply capabilities:
- Worldwide Shipping: We ship to all major international destinations via air, sea, and express courier.
- Major Markets Served: North America (USA, Canada, Mexico), Europe (Germany, UK, France, Italy), Asia-Pacific (Japan, Korea, Australia), Middle East (UAE, Saudi Arabia), and South America (Brazil, Argentina).
- Fast Delivery: Stock is maintained for rapid dispatch to major ports and industrial centers. Typical lead times are 5-15 days depending on location.
- Export Experience: Our team is experienced in international trade, customs documentation, and compliance with global shipping regulations.
Quality Assurance
- Manufacturing Standards: Produced in an ISO-certified facility, adhering to strict quality control processes.
- Testing: Each batch is tested for spray pattern, flow rate, and sealing pressure to ensure consistent performance.
- Warranty: We offer a standard warranty against manufacturing defects. Please contact us for specific warranty terms and conditions.
- Certifications: Compliance with international quality standards for diesel fuel injection components.
FAQ
Q1: How can I verify that the DLLA155S046 nozzle fits my engine?
A: Check your existing injector nozzle for the part number. If it matches DLLA155S046 or Bosch 0 433 175 046, this is a direct replacement. For unknown applications, confirm the nozzle type and spray angle (155 degrees) with your engine service manual. We recommend confirming compatibility before ordering.
Q2: What is the recommended installation procedure for this injector nozzle?
A: Installation should be performed by a qualified diesel technician. Key steps include: 1) Clean the injector body and nozzle seat thoroughly. 2) Replace the nozzle with a new sealing washer. 3) Tighten the retaining nut to the specified torque (typically 70-90 Nm, check your manual). 4) Avoid overtightening to prevent damage. 5) After installation, bleed the fuel system and check for leaks.
Q3: How can I ensure a long service life for this nozzle?
A: Use clean, high-quality diesel fuel and replace fuel filters regularly. Contaminated fuel is the primary cause of nozzle wear and failure. Additionally, ensure the injection system pressure is within specifications. Avoid running the engine on low fuel, which can draw debris from the tank bottom. Regular maintenance of the entire fuel system will maximize nozzle life.
Our advantages

1.An authorized wholesaler of Isuzu genuine parts, Hino genuine parts, Mitsubishi genuine parts and Mahle parts.
2. We are not only supply genuine parts, but also high quality OEM parts, which are made in China or made in Japan.
3. More than 10 years of experience in machinery parts, professional supply of diesel engine parts.
4. Fast delivery, the fastest can be shipped in one day ,more than 500,000 of different types parts in stock.
5. Scientific ERP system, easy and fast to locate the parts that customer needs.
6. Professional technician checks the parts before delivery, to make sure the parts are correct, usable and defect-free.
Exhibition

Packing&Shipping

1. Our shipment is by air/sea/express (DHL/FEDEX/TNT/UPS/EMS).
2. Once we get confirmation of payment, we will ship products in 2 days.
3. Our packaging is standard export wooden box or others as your requirement.
4. We’ll check and test the products before shipping , and givethe pictures to our customers to confirm.

FAQ
Q1. What is your company major products?
A: Our main products are Liner kit, Piston, Rings, Liner, Gasket kit, Bearing, Injection pump, Nozzle, Water pump, Oil pump,Crankshaft, Turbocharger,Filter, etc.
Q2.What is the MOQ?
A: Normally we can supply any quantity if we have in stock.
Q3. What is your payment term ?
A: We accept Western Union, T/T, Paypal.
Q4. What is the packing ?
A: Carton or wooden case , If you want to put your logo on the packing , We will do it after get your authorization letter.
Q5. When can you deliver products after payment ?
A: By Express ,usually might take 3-4 days ;By Air , Usually take 7-9 days ; By Sea ,usually take 1-2 months .
Q6. What can you do to complete order perfectly ?
A: In the beginning , We will communicate with clients in details to understand what they need .
Before packing , We will check the products and send photos to clients .After confirmation ,
We will packing products well to avoid damage . Once we get tracking number ,
We will send it to customer and keep contact in with clients .
FAQ
Common Product Inquiry Questions
How can I confirm this part matches my engine or injector model?
Send the OEM number, engine model, application, or clear product photos. We will help verify the suitable part before quotation.
Can I ask for packing, shipping, and delivery details together?
Yes. You can combine product confirmation, quantity, destination, packing request, and shipment method in one inquiry so the quotation is more complete.
Why is price not displayed on the page?
This catalog is built for B2B inquiry. Final pricing depends on the confirmed part number, quantity, stock situation, and shipping destination.
What information helps you quote faster?
Please include the OEM number, engine model, quantity, destination country, and any packing or shipping preference. This usually speeds up matching and quotation.
Inquiry Desk
Send Product Inquiry
Use this form to ask for fitment, MOQ, delivery time, packing, and shipping support for this product.
- Simple inquiry flow with direct sales follow-up.
- Send OEM number, quantity, or destination in the optional message if available.
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Quick Inquiry
Bosch-style DLLA155S046 Injector Nozzle 0 433 175 046 for Diesel Engine
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Inquiry Desk
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Quick contact for this product. OEM number is attached automatically.
- Simple inquiry flow with direct sales follow-up.
- Send OEM number, quantity, or destination in the optional message if available.
- Every submission is stored in WordPress and sent to your admin email.