Key specification for this centrifugal fan: voltage DC 48V, material Plastic. Everything below is reproduced from the factory data sheet. Made by Guangzhou Kingan Auto Parts Co., Limited (13 years on the platform, factory-assessed). Send your target quantity and destination for a firm quotation with current lead times.
Key Features of This Centrifugal Fan
- Model Number: K1A133-DFN-72
- Voltage: DC 48V
- Material: Plastic
- Blade Material: Plastic
- Impeller Material: Propylene with glass fiber reinforced
- Speed: 3900RPM
Technical Specifications
| Voltage | DC 48V |
|---|---|
| Motor Type | DC Motor |
| Speed | 3900RPM |
| Material | Plastic |
| Blade Material | Plastic |
| Warranty | 1 Year |
| After-Sales Service Provided | Online support |
| Customized Support | OEM |
| Place Of Origin | Guangdong, China |
| Brand Name | Kingan |
| Model Number | K1A133-DFN-72 |
| Type Of Protection | IP 44 |
| Cetification | EMC, ROHS, LVD |
| Applicable Industries | Universal |
| Core Components | Motor |
| Amb.Temp | -40~65℃ |
| Speed Control | 0~10V/ PWM |
| Impeller Material | Propylene with glass fiber reinforced |
| Type | Centrifugal Fan |
| Bearing Type | Ball Bearing |
| Selling Units | Single item |
| Single Volume | 0 cm³ |
| Single Gross Weight | 0.0 kg |
Product Details
DC 48V 133mm BLDC Plastic Exhaust Centrifugal Fan Backward Curved 0~10V PWM Continuously Variable Speed OEM
* Power supply option is upon orders, available for 12V, 24V, 48V (DC), 115V–230 V(AC)single phase at 50 (60) Hz.
* Brushless design for alonger service life (up to 40 000 hours).
* All fan and blowers equiped thermal overload protection.
* The fan and blower speed is regulated by 0-10 V or PWM control, FO output.


Model | K1A133-DAN-72 | K1A133-DCN-72 | K1A133-DFN-72 | |
Size | 133mm | 133mm | 133mm | |
Voltage | 12V | 24V | 48V | |
Current | 1.20A | 1.30A | 0.70A | |
Motor | Brushless | Brushless | Brushless | |
Power | 15W | 28W | 28W | |
/Rotational speed | 2900RPM | 3900RPM | 3900RPM | |
Airflow | 200M 3 /H | 360M 3 /H | 360M 3 /H | |
Working temperature | -40℃ ~ 65℃ | |||
Control Mode | 0-10V voltage control PWM control | |||
Motor Protection | Motor shaft-locking + Over-voltage protection = soft-start protection | |||












Type | Centrifugal Fan |
Brand Name | KINGAN |
Electric Current Type | DC |
Blade/Impeller Material | Impeller PA66, fibreglass-reinforced |
Direction | Clockwise Seen from Rotor |
Motor Type | BLDC External Rotor Motor |
Insulation Class | F |
Warranty | 1 Year |
Amb Working Temp | -40 to +65℃ |
Bearing type | Ball Bearing |
Packaging Details | Individual inner box for each single fan and blower. Each order packing is carefully designed according to the transport way. |
Port/Airport | Guangzhou, Shenzhen |
Supply Ability | 5000 Pieces per Month |
After-sales Service Provided | Technical support online (Instant chat messager, email, phone call, video call technical support) |
Place of Origin | Guangzhou, China |
Applicable Industries | Building(Hotels, Garment Shops, Building Material Shops, Manufacturing Plant, Machinery Repair Shops,Restaurant,Factory),Farms,AHU,Heating Gas Boiler, Refrigeration ,Industrial Automation,Vehicles,FFU,Construction works ,Energy & Mining, Home Use |










Ordering and Pricing
- Minimum order quantity: 10 piece
- Volume pricing:
- 10–99 piece: US $31.5 / piece
- 100–999 piece: US $28.98 / piece
- 1000+ piece: US $26.8 / piece
- Ships from: China
- Customization: OEM and ODM accepted on qualifying volumes.
Frequently Asked Questions
What is the minimum order quantity for this centrifugal fan?
The standard minimum order quantity is 10 piece. Trial orders can usually be arranged for buyers evaluating the product before a full production run.
What warranty is provided?
The manufacturer provides a 1 Year warranty. Spare parts and technical support remain available after the warranty period.
Can the centrifugal fan be supplied for my local voltage?
The standard configuration is DC 48V. 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 Guangzhou Kingan Auto Parts Co., Limited, based in China. The company 13 years as a verified Alibaba.com supplier, Trading Company, passed third-party supplier assessment. Browse the full Guangzhou Kingan Auto Parts Co., Limited range on HVACR Nexus.
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