0 ratings
Item #:
89883775
FANHAY 4387304RX Denoxtronic 2.2 Doser DEF Urea Pump for Cummins ISX ISB ISC Module Doser Fluid 4387304 2871879 12, Volts
Item #:
89883775
USD 193
Price Details
Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )
*All items will import from US
0 ratings
Write a review
In stock
Imported from USA store
QTY:
Order now and get it around Wednesday, July 08
Secured transaction
Ubuy works hard to protect your security and privacy. Our advanced payment security system ensures confidentiality by encrypting your information during transmission using AES (Advanced Encryption Standards) and SSL (Secure Socket Layer) protocols. Your payment details are 100% secure as we do not share your payment details with third party sellers.
Our Top Logistics Partners
Get your engine running smoothly with the FANHAY 4387304RX Denoxtronic Urea Pump, designed specifically for Cummins ISX ISB ISC engines.
Fast
Shipping
Free
Return*
Secure Packaging
100% Original Products
PCI DSS Compliance
ISO 27001 Certified
What Stands Out
High Compatibility
Designed specifically for Cummins ISX, ISB, and ISC engines, ensuring seamless integration and optimal performance, reducing installation hassles for technicians.
Robust Durability
Constructed with high-quality materials to withstand harsh conditions, the pump ensures longevity and reliable performance, ultimately saving money on repairs and replacements.
Efficient Design
Delivers precise dosing of DEF, enhancing engine efficiency and compliance with emissions standards, leading to better fuel economy and reduced environmental impact.
Product Details
| Item Weight | 3.5 lbs (1.59 kg) |
Who Should Buy?
-
Fleet Operators
Ideal for companies managing multiple trucks requiring reliable DEF urea pumps to minimize downtime and maintenance costs.
-
Diesel Mechanics
Perfect for mechanics needing a dependable doser pump to efficiently service Cummins ISX, ISB, and ISC engines.
-
Heavy Equipment Users
Great for users with heavy machinery that rely on DEF systems, ensuring compliance with emissions regulations.
-
Casual Drivers
Not suitable for individual drivers who do not have high demands for DEF urea pumps or extensive maintenance needs.
-
Non-Cummins Vehicles
Incompatible with vehicles outside the Cummins range, limiting its usefulness for a broader variety of diesel engines.
-
Limited Budget Users
Not ideal for budget-conscious users seeking lower-cost alternatives to DEF urea pumps, impacting long-term investment.
Product Description
FANHAY 4387304RX Denoxtronic 2.2 Doser DEF Urea Pump for Cummins ISX ISB ISC Module Doser Fluid 4387304 2871879 12, Volts
Have any Query? Chat with us
Customer Questions & Answers
-
Question:
What is the FANHAY 4387304RX Denoxtronic 2.2 Doser DEF Urea Pump?
Answer: The FANHAY 4387304RX Denoxtronic 2.2 Doser DEF Urea Pump is a precision component designed specifically for Cummins ISX, ISB, and ISC engines. This pump plays a crucial role in the diesel exhaust fluid (DEF) dosing system, ensuring the correct amount of urea solution is injected into the exhaust stream. This process helps reduce harmful emissions, enhancing engine performance and compliance with environmental regulations. -
Question:
What engines are compatible with the FANHAY 4387304RX Doser Pump?
Answer: The FANHAY 4387304RX Doser Pump is compatible with several Cummins engine models, including the ISX, ISB, and ISC. This ensures that vehicles equipped with those engines can benefit from an effective DEF dosing system. Proper compatibility is crucial for optimal performance, as using the right parts helps maintain system integrity and prolongs the life of the engine. -
Question:
What are the major features of the FANHAY DEF Urea Pump?
Answer: The FANHAY 4387304RX DEF Urea Pump features a robust design to ensure reliable performance under demanding conditions. It operates at 12 volts, making it suitable for a wide range of applications. Additionally, the pump is engineered to deliver precise dosing of urea fluid, which is key for reducing nitrogen oxide emissions. This pump contributes to fuel efficiency, ultimately benefiting operations in heavy-duty vehicles. -
Question:
How do I know if my urea pump needs replacement?
Answer: Signs that your urea pump may need replacement include poor engine performance, increased emissions, or error codes related to the DEF system. If you notice any of these issues, it's essential to diagnose your urea pump's functionality. Regular maintenance checks can help catch such problems early, ensuring your vehicle adheres to emission standards and operates smoothly. -
Question:
Is installation of the FANHAY Urea Pump complicated?
Answer: Installation of the FANHAY 4387304RX Urea Pump can be straightforward for those familiar with engine components. It involves disconnecting the existing pump and correctly connecting the new one to the DEF system according to the manufacturer’s specifications. If you are uncertain, consulting a professional mechanic can ensure proper installation and function, leading to better engine performance. -
Question:
What is DEF, and why is it important?
Answer: DEF, or diesel exhaust fluid, is a solution made up of urea and deionized water. It is injected into the exhaust system of diesel engines to reduce harmful nitrogen oxide emissions. For vehicles equipped with SCR (Selective Catalytic Reduction) technology, using DEF is critical for maintaining compliance with emission regulations and ensuring optimal vehicle performance. -
Question:
Can I use other brands for a DEF urea pump?
Answer: While other brands may offer DEF urea pumps, it is generally recommended to use OEM or trusted aftermarket parts like the FANHAY 4387304RX for compatibility and reliability. Utilizing the correct pump for your Cummins engine ensures that DEF is dosed accurately, which is vital for maintaining engine health and performance over time. -
Question:
What types of applications is the FANHAY 4387304RX Doser Pump used for?
Answer: The FANHAY 4387304RX Doser Pump is primarily used in commercial vehicles, trucks, and buses that utilize Cummins ISX, ISB, and ISC engines. This pump is vital in heavy-duty applications where compliance with emission standards is a necessity. It helps in achieving optimal exhaust management, making it suitable for long-haul operations and industrial applications. -
Question:
What should I do if my DEF system is malfunctioning?
Answer: If your DEF system is malfunctioning, first conduct a diagnostic check to identify any error codes or issues related to fluid dosing. Common culprits might include a defective urea pump or clogged lines. It’s advisable to consult your vehicle's manual or a qualified mechanic to address the problem swiftly, which helps restore proper functionality and vehicle performance. -
Question:
Where can I buy the FANHAY 4387304RX Denoxtronic Doser Pump?
Answer: You can buy the FANHAY 4387304RX Denoxtronic 2.2 Doser DEF Urea Pump on Ubuy. This platform offers a wide selection of automotive parts, ensuring that you can find the specific components you need for your Cummins engine. Ubuy’s user-friendly interface makes it easy to navigate through product options, providing convenience for all your shopping needs.
FANHAY Electric Fuel Pumps Editorial Review
No editorial reviews found
Customer Reviews & Ratings
1 customers ratings
-
5 Star
100%
-
4 Star
0%
-
3 Star
0%
-
2 Star
0%
-
1 Star
0%
Review this product
Share your thoughts with other customers
Platform Trust & Buyer Confidence
MT
Mohd
Verified buyer
“The product received very good packaging & safe…Thank You”
16 June 2026 · via Trustpilot
SJ
Shawati
Verified buyer
“Accurate delivery timing given”
16 June 2026 · via Trustpilot
YB
Youcef
Verified buyer
“Not madly expensive like I thought, and much quicker than promised.”
15 June 2026 · via Trustpilot
LM
Leila
Verified buyer
“Never dealt with Ubuy before, but everything worked out great. Seamless cross border purchasing and shipping. Thanks!”
6/7/2026 · via Trustpilot
KA
Kwame
Verified buyer
“The process was smooth, with clear communication and timelines. This was my 1st purchase and I am really impressed. I will definitely be coming back.”
12 June 2026 · via Trustpilot
Secure Checkout
Global Delivery
Easy Returns
Genuine Products
Product Price History
Important information
- Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
- Not all the products listed on Ubuy are for sale, as Ubuy is a global search engine. Products are subject to export/trade regulations.
USD 193
Order now and get it around Wednesday, July 08
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
QTY:
Secured transaction
Ubuy works hard to protect your security and privacy. Our advanced payment security system ensures confidentiality by encrypting your information during transmission using AES (Advanced Encryption Standards) and SSL (Secure Socket Layer) protocols. Your payment details are 100% secure as we do not share your payment details with third party sellers.
Our Top Logistics Partners
Fastest cross-border delivery
Features & Benefits
- Designed for Cummins ISX, ISB, and ISC engines.
- OEM part number ensures perfect compatibility.
- Includes a Doser DEF Urea pump for optimal performance.
- Reliable and efficient dosing for improved fuel economy.
- 12 Volt power supply for seamless integration.
- Easy verification with part number and pictures.