Product Details
Product Overview
This high-quality fuel injector is a direct replacement for Iveco, Renault, and RVI diesel engines equipped with the Cummins ISBe engine platform. Designed for the common rail fuel injection system, this injector ensures precise fuel delivery, optimal combustion, and enhanced engine performance. As a critical component for B2B buyers, we offer global shipping to major markets including North America, Europe, Southeast Asia, the Middle East, and Africa, with fast and reliable logistics to support your operations.
Key Features & Benefits
- Precision Engineering: Manufactured to meet or exceed OEM specifications for reliable and consistent fuel injection.
- High-Quality Materials: Constructed from durable stainless steel to resist corrosion and withstand high-pressure common rail systems.
- Improved Engine Performance: Ensures optimal fuel atomization, leading to better fuel economy, reduced emissions, and increased horsepower.
- Direct Fit Replacement: Designed for easy installation with no modifications required, saving valuable labor time.
- Rigorous Testing: Each injector is tested for flow rate, pressure, and spray pattern to guarantee consistent performance out of the box.
Technical Specifications
| Specification | Detail |
|---|---|
| Part Number | 0445120020 |
| Alternate Part Number | 503135250 |
| Product Type | Fuel Injector |
| Fuel Type | Diesel |
| Material | Stainless Steel |
| Condition | New |
| Application | Fuel Injection System (Common Rail) |
| Engine Code | ISBe |
| Warranty | 4 Months |
| Place of Origin | Shandong, China |
| Single Package Size | 18 x 10 x 8 cm |
| Single Gross Weight | 1.000 kg |
OEM Cross-Reference
This fuel injector is a direct replacement for the following OEM and reference numbers:
- Bosch: 0445120020
- Iveco/Renault/RVI: 503135250
Please verify your engine’s specific requirements before ordering.
Compatibility
This injector is specifically designed for diesel engines using the Common Rail Fuel Injection System. It is compatible with:
- Engine Model: Cummins ISBe
- Vehicle Makes: Iveco, Renault, RVI (Renault Trucks Industrial)
- Application: Suitable for trucks, buses, and industrial machinery powered by the ISBe engine.
Global Supply & Distribution
We provide reliable worldwide shipping to support your business needs. Our logistics network ensures fast and secure delivery to major ports and industrial centers globally.
- Major Markets Served: North America (USA, Canada, Mexico), Europe (UK, Germany, France, Italy, Spain), Asia-Pacific (Australia, New Zealand, Singapore, Japan), Middle East (UAE, Saudi Arabia), and Africa (South Africa, Nigeria).
- Shipping Options: Express (DHL, FedEx, UPS), Air Freight, and Sea Freight (FCL/LCL) available.
- Export Expertise: Experienced in international trade documentation and customs clearance to ensure smooth transactions.
Quality Assurance
- Manufacturing Standards: Produced in ISO-certified facilities following strict quality control processes.
- Testing: Each injector undergoes rigorous testing for flow rate, pressure integrity, and spray pattern to ensure peak performance.
- Warranty: Backed by a 4-month warranty against manufacturing defects.
FAQ
Q: Is this injector a direct replacement for my Iveco engine with a Cummins ISBe?
A: Yes, this injector (0445120020 / 503135250) is designed as a direct OEM replacement for Iveco, Renault, and RVI vehicles using the Cummins ISBe engine with a Bosch common rail system. No modifications are required for installation.
Q: What maintenance is recommended before installing a new injector?
A: Before installation, we recommend cleaning the injector bore in the cylinder head and replacing the injector copper washer and hold-down clamp. It is also crucial to inspect the high-pressure fuel lines and ensure the fuel system is free of contamination to prevent premature failure.
Q: How can I verify the correct part number for my vehicle?
A: You can verify the correct part number by checking the existing injector on your engine for the Bosch number (0445120020) or the OEM number (503135250). Alternatively, provide your vehicle’s VIN or engine serial number to your parts specialist for cross-referencing.
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.
- Every submission is stored in WordPress and sent to your admin email.
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Quick Inquiry
Bosch Common Rail Fuel Injector 0445120020 503135250 for Iveco/Renault/RVI ISBe Diesel Engine
Send one clear inquiry and we will reply with quotation, lead time, and fitment confirmation.
- OEM number is included automatically when available.
- Add quantity, destination, and packing needs for a faster quote.
Inquiry Form
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Inquiry Desk
Send Inquiry
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.