Centrifugal blower — blade material Stainless Steel, type Centrifugal Fan. The complete factory specification follows. Made by Guangzhou Keao Auto Parts Co., Limited (4 years on the platform, typical reply ≤3h). Send your target quantity and destination for a firm quotation with current lead times.
Key Features of This Centrifugal Blower
- Model Number: K3A133-DCN-92
- Voltage: Other
- Blade Material: Stainless Steel
- Warranty: 1 Year
- Place Of Origin: Guangdong, China
- Application: radiation
Technical Specifications
| Voltage | Other |
|---|---|
| Blade Material | Stainless Steel |
| Warranty | 1 Year |
| After-Sales Service Provided | Free Spare Parts |
| Customized Support | OEM |
| Place Of Origin | Guangdong, China |
| Brand Name | KEAO |
| Model Number | K3A133-DCN-92 |
| Product Name | K3A133-DCN-92 |
| Application | radiation |
| Insulation Class | F |
| Amb.Temp | -40~65℃ |
| Feature | Low Noise Power Saving |
| Bearing | Ball bearings |
| Type | Centrifugal Fan |
| Applicable Industries | Home Use |
| Selling Units | Single item |
| Single Volume | 0 cm³ |
| Single Gross Weight | 0.0 kg |
Product Details
DC Brushless exhaust Double inlet Centrifugal Blower fan for air filtration system
* 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.


Type | Rated Voltage (VDC) | Range Voltage (VDC) | Current (A) | Power Input (W) | Speeed (rpm) | Air Flow (m³/h) |
K3A133-DCN-92 | 24 | 16-28 | 3.80 | 91 | 1600 | 820 |
K3A133-DFN-92 | 48 | 36-57 | 2.80 | 134 | 1900 | 960 |




Material | Impeller made of galvanized sheet steel |
Direction of rotation | Anticlockwise, seen on leads |
Type of protection | IP42 |
Bearing | Ball bearings |
Surface | Electrophoresis |
Insulation class | "F" |
Technical features | Control lnput 0-10V DC/PWM Tach output |
Protection | Locked-rotor protection, Current limited, soft start |
Amb.Temp | -40~65℃ |


















Answer: You can send us the picture or item code number, our profession will help to confirm the product you need.
Q: What is your minimum order quantity?
A: Normally we require 100 PCS as MOQ. But for a cooperation starting, we also accept few quantity and sample for trial order.
Q: What about your production time?
A: Average it takes about 3-5 days to prepare the standard items. If you need customized size and electric parameters, we will confirm you the accurate preparation time.
Q: Can i visit your company?
A: Welcome to our company at any time. We are located in Guangzhou, an international city in south of China. Guangzhou airport.


Ordering and Pricing
- Minimum order quantity: 2 piece
- Volume pricing:
- 2–99 piece: US $65 / piece
- 100–499 piece: US $62 / piece
- 500+ piece: US $58 / piece
- Ships from: China
- Customization: OEM and ODM accepted on qualifying volumes.
Frequently Asked Questions
What is the minimum order quantity for this centrifugal blower?
The standard minimum order quantity is 2 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 blower be supplied for my local voltage?
The standard configuration is Other. 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 Keao Auto Parts Co., Limited, based in China. The company 4 years as a verified Alibaba.com supplier, Trading Company. Browse the full Guangzhou Keao Auto Parts Co., Limited range on HVACR Nexus.
See more in Centrifugal Fans on HVACR Nexus.


















