Product Details
Product Overview
This premium Diesel Fuel Injector Nozzle (OEM: 105000-1220 / DN12SD12) is a high-precision component engineered for optimal fuel atomization in heavy-duty diesel engines. Designed for both replacement and repair applications, this nozzle ensures reliable performance and fuel efficiency. We are a leading supplier based in Shandong, China, with a robust global distribution network serving major markets across North America, Europe, Asia-Pacific, the Middle East, and Africa. Our commitment to quality and fast logistics ensures that your B2B operations experience minimal downtime.
Key Features & Benefits
- High-Quality Construction: Manufactured to meet or exceed OEM specifications, ensuring long service life and resistance to wear.
- Precision Fuel Atomization: Delivers a fine fuel spray pattern for improved combustion efficiency, reduced emissions, and increased engine power.
- Direct Replacement: Perfect fitment for a wide range of diesel engines; no modifications required for installation.
- Durable Performance: Built to withstand high pressure and extreme temperatures, offering consistent performance under demanding conditions.
- Cost-Effective Solution: A reliable aftermarket alternative to expensive OEM parts, offering excellent value for fleet maintenance and repair shops.
Technical Specifications
| Specification | Detail |
|---|---|
| Part Number | 105000-1220 / DN12SD12 |
| Product Name | Diesel Fuel Injector Nozzle |
| Type | Injector Nozzle |
| Condition | New |
| Material | High-Grade Alloy Steel |
| Application | Fuel Injection System |
| Weight | 0.04 kg per piece |
| Package Size | 8 x 5 x 3 cm |
| MOQ | 48 Pcs |
| Warranty | 4 Months |
OEM Cross-Reference
This nozzle is a direct replacement for the following OEM part numbers:
- 105000-1220 (Primary OEM)
- DN12SD12 (Alternative Number)
Compatibility
This diesel injector nozzle is designed for use in a variety of commercial and heavy-duty applications, including:
- Engine Types: Diesel Engines (Truck, Bus, Agricultural, and Industrial)
- Vehicle Application: Fuel System for Trucks and Heavy Machinery
- System: Common Rail and Conventional Fuel Injection Systems
Note: Please verify fitment with your specific engine model and injector assembly before purchase.
Global Supply & Distribution
We are a dedicated exporter with extensive experience serving the international B2B market. Our logistics network ensures fast and reliable delivery to major ports and industrial centers worldwide.
- Markets Served: North America, South America, Europe, Southeast Asia, Middle East, Africa, and Oceania.
- Shipping: We offer flexible shipping options including sea freight, air freight, and express courier (DHL, FedEx, UPS).
- Lead Times: Standard orders are processed and shipped within 3-7 business days.
- Trade Compliance: All products are compliant with international trade regulations and come with full export documentation.
Quality Assurance
Our commitment to quality is unwavering. Every fuel injector nozzle undergoes rigorous testing to ensure it meets the highest standards of performance and durability.
- Manufacturing Standards: ISO 9001 compliant production processes.
- Testing: 100% pressure and spray pattern testing before shipment.
- Warranty: 4-month warranty against manufacturing defects.
- Service: Professional after-sales support and technical assistance available.
FAQ
Q1: Is this injector nozzle a direct drop-in replacement for my OEM part?
A: Yes, this nozzle (105000-1220 / DN12SD12) is designed as a direct replacement. It matches the original specifications for length, diameter, and spray angle. However, we always recommend confirming compatibility with your specific injector body and engine model before installation.
Q2: What is the recommended installation procedure?
A: Installation should be performed by a qualified technician. Key steps include: 1) Thoroughly cleaning the injector bore. 2) Replacing the copper washer and O-rings. 3) Torquing the injector retaining bolt to the manufacturer’s specification. 4) Bleeding the fuel system to remove air. Improper installation can lead to leaks or engine damage.
Q3: How can I ensure the longevity of this nozzle?
A: To maximize lifespan, use high-quality diesel fuel and maintain clean fuel filters. Avoid running the engine on low fuel, which can draw debris into the system. Regular maintenance of the entire fuel injection system will help prevent premature wear and clogging of the nozzle.
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
Premium Diesel Fuel Injector Nozzle 105000-1220 DN12SD12 for Truck & Heavy-Duty Engines
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.
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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.