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High-Performance Radiator Fan Controller for AUDI A4 B8 (2007-2016) | OE 8K0520521B | Trusted Export Quality
Basic Info
- ID
- 6604029
Product Details
Ideal Applications:
- Restoring precise cooling control for AUDI A4 B8 engine systems
- Boosting fuel efficiency and reducing engine load
- Ensuring quiet, optimal cooling in all driving conditions
A trusted Yoonshan product from China, this Radiator Fan Control Module has a durable Premium ABS + Metal Housing case and 12V electronics. Delivers in 30 – 45 days.
Product Number
6604029
|
Brand
|
OEM
|
Certificate
|
Applications
|
HS Code
85371090
|
Type
Radiator Fan Control Module
|
Delivery Time
30 – 45 days
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Voltage
12V
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Origin
China
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Packaging & Shipping
Package Details
|
MOQ
5 pieces
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Supply Ability
|
Transportation
Ocean Freight
|
Payment Terms
T/T, L/C
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Warranty
12 months
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- Benefit from our competitive pricing structures and volume-based savings, maximizing your return as your order quantity grows.
- We offer versatile packing solutions, including Neutral Brown / Customized Brand Packaging, tailored to your specific branding, protection, and storage requirements.
- Our efficient Ocean Freight services leverage strategic access to major Chinese ports like Shanghai / Ningbo, facilitating seamless global distribution. We typically operate on an FOB basis, ensuring clear responsibility transfer.
Ready to Discuss Your Needs? Contact Ms.He on WhatsApp
Product Description
High-Performance Radiator Fan Controller for AUDI A4 B8 (2007-2016) | OE 8K0520521B | Trusted Export Quality
CATEGORY
OE Number
- 8K0520521B
Suitable For
CORE RELIABILITY
Built-in safeguards against overcurrent, overheating, and short circuit—extends controller lifespan.
Capacitors and ICs rated for 10,000+ hours under continuous use.
Complies with IATF 16949 & ISO 9001 for proven quality and OEM-grade dependability.
PACKAGING & SHIPPING
Flexible Packaging
Neutral & Custom options available.
Global Ocean Freight
Expedited options for urgent orders.
Main Ports: Shanghai / Ningbo. Get a quote.
Our Advantages

Vast Factory Network
Leveraging 30+ certified factories with expertise in PWM control module integration.
Uncompromising Quality Assurance
100% pre-shipment inspection with advanced testing, EMC, thermal, and function tests
Proven OEM Expertise
With 12+ years of OEM experience, we deliver precise fan speed regulation
Top Radiator Fan Solutions for North American Vehicles Soluciones de Radiadores Superiores para Vehículos Norteamericanos

Best Selling Products
Technical Support
"We don’t just supply parts – we solve supply chain headaches."
OEM/Photos/Specs
12-year specialists
Within 24 hours
📱 WhatsApp Direct
📮 Email Protocol
🏭 Global HQ
Xinbei District, Changzhou
↖ 2h to Shanghai Port

Still have problems?
We specialize in high-quality aftermarket parts with OEM-equivalent performance.
Key Features:
- Advanced CNC manufacturing equipment
- 1-year functional warranty
Quality Assurance:
- 100% pre-shipment inspection
Dual-Aspect Verification Procaess:
1-Design Validation
- OEM technical drawings analysis
- 3D model cross-checking
2-Production Verification
- Batch sample dimensional check
- Material composition testing
3-Application Testing
- Real vehicle mounting simulation
Yes, we offer tiered pricing for bulk purchases. Please contact our sales team with your quantity requirements for customized quotation.
Our specialists will help you locate the part:
Standard Customization (MOQ 1500pcs)
- Free mold modification
- Branded packaging design
- Sample cost refund upon order
T/T
30% deposit, 70% before shipment
A Complete Offer With All Makes Auto Parts








