Product Overview

This high-quality diesel fuel injector, identified by the OEM number 0445120101 (also listed as 0 445 120 101), is a precision-engineered component designed for direct replacement and repair in diesel engine fuel injection systems. Manufactured to meet rigorous B2B standards, this injector is sourced from our facility in Shandong, China, and is stocked for global distribution. We serve major markets across North America, Europe, Asia-Pacific, the Middle East, and Africa, ensuring reliable supply chains for automotive parts distributors, workshops, and fleet operators worldwide.

Key Features & Benefits

• Precision Engineering: Manufactured from high-grade steel for dimensional accuracy and long-term durability under high-pressure injection cycles.
• Reliable Performance: Ensures optimal fuel atomization, improving combustion efficiency, engine power output, and fuel economy.
• Direct Fitment: Designed as a universal replacement for standard diesel engines, simplifying installation and reducing downtime.
• Rigorous Quality Control: Each unit undergoes strict testing to guarantee consistent spray pattern and leak-free operation.
• Cost-Effective Solution: Offers a professional-grade replacement option for repair shops and parts distributors, balancing quality with competitive pricing.

Technical Specifications

OEM Cross-Reference

This injector is directly cross-referenced to the following OEM and alternative part numbers for easy identification in your inventory system:

• Primary OEM: 0445120101
• Alternate OEM: 0 445 120 101
• Reference Brand: Bosch

Compatibility

This universal diesel injector is designed for use in a wide range of diesel engines. While it is a standard replacement part, it is commonly applied in:

• Engine Types: General diesel engines for automotive and industrial applications.
• Vehicle Applications: Diesel engine cars, light trucks, and machinery requiring Bosch-compatible injection components.
• Note: As a universal fitment part, please verify with your specific engine code and fuel system requirements before purchase.

Global Supply & Distribution

We are a dedicated supplier of diesel engine components with a robust international logistics network. Our capabilities include:

• Worldwide Shipping: We ship to all major regions including North America, Europe, Asia-Pacific, the Middle East, Africa, and South America.
• Fast Delivery: Efficient processing to major ports and industrial centers (e.g., Shanghai, Shenzhen, Hamburg, Rotterdam, Dubai, Los Angeles).
• Export Experience: Our team ensures proper documentation and compliance with international trade regulations for smooth customs clearance.
• Flexible Packaging: Available in Neutral Packing or OEM Packing to meet your branding requirements.

Quality Assurance

• Manufacturing Standards: Produced in a facility in Shandong, China, adhering to strict quality control measures for material selection and production.
• Testing: Each injector is tested for spray pattern, pressure integrity, and leak resistance before shipment.
• Warranty: Backed by a 4-month warranty against manufacturing defects, ensuring peace of mind for your business operations.

FAQ

Q1: Is this injector a direct replacement for Bosch 0445120101?
Yes, this injector is designed as a direct replacement for the Bosch part number 0445120101 (also listed as 0 445 120 101). It is manufactured to match the original specifications for fitment and function in diesel fuel injection systems.

Q2: What is the recommended installation procedure for this injector?
Professional installation is recommended. Ensure the fuel system is depressurized, clean the injector bore, and replace copper washers or seals if applicable. Tighten to the manufacturer’s specified torque settings to prevent leaks and ensure proper operation.

Q3: How can I maintain the performance of this injector after installation?
Use high-quality diesel fuel and replace fuel filters regularly to prevent contamination. If you experience rough idling, poor fuel economy, or black smoke, have the injector inspected by a qualified technician. Periodic cleaning may be required for optimal long-term performance.

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 .