Exhaust ventilation centrifugal fan — 220 V, 380 V, power source type Corded Electric. The complete factory specification follows. Made by Zhongshan Sentong Electromechanical Technology Co., Ltd. (2 years on the platform, typical reply ≤2h). Send your target quantity and destination for a firm quotation with current lead times.
Key Features of This Exhaust Ventilation Centrifugal Fan
- Power Source Type: Corded Electric
- Voltage: 220 V, 380 V
- Material: Metal
- Blade Material: Metal
- Speed: 960~1400rpm
- Warranty: 2 Years
Technical Specifications
| Mounting | Duct Fan |
|---|---|
| Voltage | 220 V, 380 V |
| Speed | 960~1400rpm |
| Material | Metal |
| Blade Material | Metal |
| Power Source Type | Corded Electric |
| Warranty | 2 Years |
| After-Sales Service Provided | Free Spare Parts |
| Customized Support | ODM, OEM |
| Place Of Origin | Guangdong, China |
| Brand Name | OEM |
| Model Number | KTJ20A-20, KTJ20B-26, KTJ23A-31, KTJ23B-41, KTJ25B-50, KTJ30A-51, KTJ32A-61, KTJ35A-71, KTJ35B-80, KTJ40A-100, KTJ40B-120, KTJ45A-150, KTJ45B-200, KTJ50A-250, KTJ50B-300 |
| Product Name | Cabinet Inline Box Type Exhaust Fans |
| Duct | Suitable for square and circular air duct |
| Motor | AC motor |
| Impeller | Forward-curved centrifugal impeller |
| Ball Bearing | heavy-duty ball bearing |
| Connection Box | ABS(FR) |
| Casing | galvanized steel |
| Feature | Low Energy Consumption |
| Application | Industrial, Commercial hotel, shopping mall, hall ventilation blower |
| Keyword | Metal Box Centrifugal Blower Ventilation Duct Exhaust Fan |
| Selling Units | Single item |
| Single Package Size | 135X135X100 cm |
| Single Gross Weight | 217.0 kg |
Product Details


































1. Who are we? We are based in Guangdong, China, start from 2012,sell to Domestic Market(50.00%),Southeast Asia(30.00%),Eastern Europe(20.00%). There are total about 11-50 people in our office. |
2. How can we guarantee quality? Always a pre-production sample before mass production; Always final Inspection before shipment; |
3.What can you buy from us? Ventilation Fans, Duct Fan,Acoustic Box Fan,Centrifugal Inline Fan,Energy Recovery Ventilator,Mixed Flow Inline Fan. |
4. Why should you buy from us not from other suppliers? We are professional manufacture of hydroponics inline duct fans and indoor ventilating equipments, and committed our business cover all the world, OEM & ODM are welcome. |
5. What services can we provide? Accepted Delivery Terms: FOB,CIF,EXW,Express Delivery; Accepted Payment Currency:USD,CNY; Accepted Payment Type: T/T,L/C; Language Spoken:English, Chinese ,Spanish. |




Ordering and Pricing
- Minimum order quantity: 1 piece
- Ships from: China
- Customization: OEM and ODM accepted on qualifying volumes.
Frequently Asked Questions
What is the minimum order quantity for this exhaust ventilation centrifugal fan?
The standard minimum order quantity is 1 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 2 Years warranty. Spare parts and technical support remain available after the warranty period.
Can the exhaust ventilation centrifugal fan be supplied for my local voltage?
The standard configuration is 220 V, 380 V. 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 Zhongshan Sentong Electromechanical Technology Co., Ltd., based in China. The company 2 years as a verified Alibaba.com supplier, Trading Company. Browse the full Zhongshan Sentong Electromechanical Technology Co., Ltd. range on HVACR Nexus.
See more in Metal Duct Fans on HVACR Nexus.
























