Product Details
Product Overview
This is a brand new, high-quality common rail diesel fuel injector, specifically designed for the Weichai WP10 engine series. As a critical component of the diesel fuel injection system, this injector (OEM 0445120086 / 612630090001) ensures optimal fuel atomization and combustion efficiency. We supply this part globally to major markets including North America, Europe, Southeast Asia, the Middle East, and Africa, offering fast and reliable shipping to industrial centers and major ports worldwide.
Key Features & Benefits
- Precision Engineering: Manufactured to exact OEM specifications for a perfect fit and seamless integration with the Weichai WP10 common rail system.
- Superior Fuel Efficiency: Advanced nozzle design ensures optimal fuel atomization, leading to more complete combustion and reduced fuel consumption.
- Enhanced Durability: Constructed from high-grade steel to withstand extreme pressure and temperature conditions within the combustion chamber, ensuring a long service life.
- Reliable Performance: Rigorously tested to guarantee consistent performance, smoother engine operation, and lower emissions.
- Direct Replacement: A 100% new part designed for direct replacement, minimizing downtime for repair and maintenance operations.
Technical Specifications
| Specification | Detail |
|---|---|
| Part Number | 0445120086 / 612630090001 |
| Product Name | Common Rail Diesel Fuel Injector |
| Engine Model | Weichai WP10 |
| Fuel Type | Diesel |
| Material | High-Grade Steel |
| Condition | 100% New |
| Application | Diesel Fuel Injection System |
| Warranty | 4 Months |
| Place of Origin | Shandong, China |
| MOQ | 6 Pcs |
| Packing | Neutral / WX Packing |
| Single Package Size | 22 x 10 x 8 cm |
| Single Gross Weight | 1.000 kg |
OEM Cross-Reference
This fuel injector is a direct replacement for the following original equipment manufacturer (OEM) part numbers:
- Bosch: 0445120086
- Weichai: 612630090001
Compatibility
- Engine Models: Weichai WP10 series diesel engines.
- Vehicle Application: Designed for heavy-duty diesel engine vehicles, including trucks, buses, and construction machinery powered by the WP10 engine.
- System: Common Rail Fuel Injection System.
Global Supply & Distribution
We are a dedicated supplier with a robust global logistics network. We offer worldwide shipping and serve a diverse range of international clients.
- Major Markets: North America, Europe, Southeast Asia, Middle East, Africa, South America, and Oceania.
- Shipping Hubs: Fast delivery to major ports such as Shanghai, Shenzhen, Ningbo, and direct shipping to industrial zones worldwide.
- Export Expertise: Experienced in international trade with efficient customs clearance and documentation support.
- Reliable Service: Professional customer service to assist with logistics and order tracking.
Quality Assurance
- Manufacturing Standards: Produced in ISO-certified facilities, adhering to strict quality control standards.
- Testing: Each injector undergoes rigorous testing for flow rate, pressure calibration, and spray pattern to ensure flawless operation.
- Warranty: Backed by a 4-month warranty against manufacturing defects.
- Material Quality: High-grade steel construction for maximum durability and resistance to wear.
FAQ
Q: Is this injector a direct replacement for my Weichai WP10 engine?
A: Yes, this injector (0445120086) is a 100% new, direct replacement part specifically designed for the Weichai WP10 common rail system. It matches OEM specifications for a perfect fit and requires no modifications for installation.
Q: What is the recommended installation procedure?
A: Installation should be performed by a qualified diesel mechanic. It is critical to clean the injector bore thoroughly, replace the copper washer and O-rings, and tighten the injector retaining clamp to the manufacturer’s specified torque. Proper calibration of the injector code into the engine ECU may be required after installation.
Q: How do I verify the quality of this injector before purchase?
A: We maintain strict quality control. Each injector is tested for fuel delivery and spray pattern before shipping. You can request a pre-shipment quality inspection report or contact our sales team for more details on our testing procedures. We also offer a 4-month warranty for your peace of mind.
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
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- Simple inquiry flow with direct sales follow-up.
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Quick Inquiry
Weichai WP10 Common Rail Diesel Fuel Injector 0445120086 612630090001 New
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Inquiry Desk
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- 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.