Key specification for this external rotor motor: power source Electric, blade material Cast Iron. Everything below is reproduced from the factory data sheet. Made by Taizhou Beierde Electromechanical Technology Co., Ltd. (3 years on the platform, typical reply ≤6h). Quantity and destination market determine the final price — tell us both for a firm quote.
Key Features of This External Rotor Motor
- Model Number: YWF4E/4D-350
- Power Source: Electric
- Voltage: 120 V, 220V/380V, 115V, 240V, 400V, 415V, 440V, 460V, 480V
- Blade Material: Cast Iron
- Noise Level: 64db
- Warranty: 2 Years
Technical Specifications
| Voltage | 120 V, 220V/380V, 115V, 240V, 400V, 415V, 440V, 460V, 480V |
|---|---|
| Type | exhaust fan |
| Blade Material | Cast Iron |
| Mounting Type | Wall mounted |
| Bearing Type | Ball Bearing |
| Power Source | Electric |
| Warranty | 2 Years |
| After-Sales Service Provided | Field Maintenance and Repair Service |
| Customized Support | OEM |
| Place Of Origin | Zhejiang, China |
| Brand Name | Beiye |
| Model Number | YWF4E/4D-350 |
| Certification | CE,CCC |
| Color | Black |
| Current | 0.52A/0.50A |
| Static Pressure | 95Pa |
| Noise Level | 64db |
| Air Direction | Blow/Suction |
| Selling Units | Single item |
| Single Package Size | 39X39X18 cm |
| Single Gross Weight | 3.1 kg |
Product Details
Item | YWF Mesh Enclosure Refrigeration Type Fan |
Package | Carton box |
MOQ | 10 pcs |
Payment | T/T Western Union |
AccDelivery time | According to the quantity |
Sample | We offer samples for free,just contact us to check freight cost |


















Ordering and Pricing
- Minimum order quantity: 10 set
- Volume pricing:
- 10–99 set: US $31 / set
- 100–499 set: US $29 / set
- 500+ set: US $26.7 / set
- Ships from: China
- Customization: OEM and ODM accepted on qualifying volumes.
Frequently Asked Questions
What is the minimum order quantity for this external rotor motor?
The standard minimum order quantity is 10 set. Trial orders can usually be arranged for buyers evaluating the product before a full production run.
What warranty is provided?
The manufacturer provides a 2 Years warranty. Spare parts and technical support remain available after the warranty period.
Which certifications does this external rotor motor carry?
It is supplied with CE,CCC documentation, which covers the requirements of most import markets. Additional test reports can be issued on request.
Can the external rotor motor be supplied for my local voltage?
The standard configuration is 120 V, 220V/380V, 115V, 240V, 400V, 415V, 440V, 460V, 480V. Alternative voltage and frequency builds are available when specified at the time of order.
Do you accept OEM or custom branding?
Yes. Custom logo, colour, packaging and specification changes are accepted on qualifying order volumes. Send your artwork and technical requirements with your enquiry.
How long does production and delivery take?
In-stock configurations typically ship within 7–15 days. Customised or large-volume orders are usually produced in 25–35 days, confirmed on order.
About the Manufacturer
This product is produced by Taizhou Beierde Electromechanical Technology Co., Ltd., based in China. The company 3 years as a verified Alibaba.com supplier, operates its own manufacturing. Browse the full Taizhou Beierde Electromechanical Technology Co., Ltd. range on HVACR Nexus.
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