Heated fan motor assembly SITRAK-C7H 811W61942-0002
Heated fan motor assembly SITRAK-C7H 811W61942-0002
Heated fan motor assembly SITRAK-C7H 811W61942-0002
The heater blower is the power core of the vehicle's heating system. It does not generate heat but determines whether the heat can be effectively conveyed. Essentially, it is a centrifugal fan driven by a DC brushless motor. By rotating the blades, it accelerates the air flow and blows the heat transferred from the coolant in the heater core (heating water tank) into the driver's cabin. During operation, it needs to be matched with the vehicle's voltage (24V), be able to withstand extreme temperature differences ranging from -40℃ to 85℃, and have dust-proof, shock-resistant, and low-noise designs - especially for models like Haowo, which are used for long-distance trunk line transportation. The stability during continuous high-load operation directly affects the driver's sense of comfort and concentration during driving.
On the icy night road in Inner Mongolia at minus 20 degrees Celsius, the air outlet of the instrument panel suddenly weakened. My fingers immediately became stiff when touching the steering wheel, and the rearview mirror froze faster than my breathing... At this moment, I realized that the original factory-spec 380/336 series heater fan was not just "good enough", but had higher rotor dynamic balance accuracy, tighter bearing seals, and stronger resistance to high-temperature aging of the winding wire. The blower of Zhenlan Heavy Truck, which is compatible with Haowo's full vehicle parts, has its interface size, installation holes, and air volume curve replicated based on the original data of Sinogroup. After installation, the warm air response was not just faster, but the air flow was also uniform and without vibration. During the night climb, the steady warm current at my feet really felt like someone had secretly adjusted the thermometer.
It doesn't rely on showmanship or excessive features. It simply adheres to the necessary boundaries - voltage compatibility, air duct matching, and shell vibration resistance. Only after using it did I realize that some "alternative parts" started making buzzing noises after just three days of use. In contrast, this product remained as quiet as if it wasn't even working, even during the long journey from Shandong to Xinjiang. For heavy truck drivers in winter, wearing an extra layer of cotton pajamas is not the solution to the problem.
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Why Choose Us?
1. 13years experience.
2. Perfect workmanship. Always committed to research and development.
3. Ensure the products meet the quality standards.
4. Ensure the goods will be delivered on time.
5. We will reply you within 24 hours.
6. Provide warm and friendly service and after-sale service.
7. Guaranteed the good quality and best service, as you buy from local supplier.
8. Assorted designs, colors, styles, patterns and sizes are available.
9. Customized specifications are welcome.
FAQ
Q: What's the delivery time?
A: Within 3 days for delivery 1*40'HQ container after PO confirmed on both sides.
Q: What's the payment terms?
A: T/T 30% deposit 70% against BL copy ; L/C
Q: Are you factory or trading company?
A: We're factory, and can do exporting ourselves and trading others if you want LCL.
Q: How's your capacity in your workshop?
A: We have 6 production lines in our workshop, can ship 60 *40'HQ containers of PP Corrugated Sheet within 1 month.
Packing & Shipping
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