This inline duct fan is published with the manufacturer’s full specification — material ABS Plastic, model number DF-A. Made by Guangzhou Jointair Co., Ltd. (10 years on the platform, typical reply ≤2h). Quantity and destination market determine the final price — tell us both for a firm quote.
Key Features of This Inline Duct Fan
- Model Number: DF-A
- Material: ABS Plastic
- Warranty: 1 Year
- Place Of Origin: Guangdong, China
- Application: Office Building
- Feature: Easy Install
Technical Specifications
| Application | Office Building |
|---|---|
| Material | ABS Plastic |
| Feature | Easy Install |
| Design Style | Modern |
| Warranty | 1 Year |
| After-Sale Service | Online Technical Support, Onsite Inspection, Return and Replacement |
| Project Solution Capability | graphic design |
| Model Number | DF-A |
| Place Of Origin | Guangdong, China |
| Product Name | Mixedflow Inline Duct Fan |
| Color | White |
| Function | make the installing easier and good sealing |
| Size | Standard Size |
| Selling Units | Single item |
| Single Volume | 0 cm³ |
| Single Gross Weight | 0.0 kg |
Product Details
Feature Description
* The external-rotor motor uses Janpanese NMB bearing. It has
a life span of more than 50000 hours
* Snap on design, which will make the installing easier and good
sealing
* The IP44 protection class against dust and water splashes into
the fan
* It was made of PP plastic, light but high strength and stability
* The Operating ambient temperature range:-20 to 60 ℃ ℃
















An inline duct fan with two-speed control options provides enhanced flexibility and functionality in HVAC systems. These fans feature a motor with dual speed settings, allowing users to adjust the fan's airflow to meet specific requirements.
The two-speed control options typically include a low-speed setting and a high-speed setting. The low-speed setting operates at a lower RPM (rotations per minute), resulting in a reduced airflow and quieter operation. This setting is ideal for situations where a lower airflow rate is sufficient, such as during periods of low demand or when noise reduction is a priority.
On the other hand, the high-speed setting operates at a higher RPM, delivering a higher airflow rate for situations that require increased ventilation or exhaust capacity. This setting is useful for times when there is a higher demand for air movement, such as during peak occupancy or when additional airflow is needed to remove contaminants or regulate temperature.
Having the ability to switch between two speed settings provides greater control over the airflow in the duct system. It allows users to fine-tune the fan's performance based on specific needs, balancing efficiency, noise levels, and desired airflow rates.
Our advantages:
·A wido range of products we can supply.
·Aprofessional technical team to dovelopnew products.
·Every order has been inspected before shipment.
·Make order easy and simple:a professional service team to dealwith orders,tracking progress,arranging shipment and data preparation.










Ordering and Pricing
- Minimum order quantity: 100 piece
- Volume pricing:
- 100+ piece: US $30 / piece
- Ships from: China
- Customization: OEM and ODM accepted on qualifying volumes.
Frequently Asked Questions
What is the minimum order quantity for this inline duct fan?
The standard minimum order quantity is 100 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.
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 Jointair Co., Ltd., based in China. The company 10 years as a verified Alibaba.com supplier, operates its own manufacturing. Browse the full Guangzhou Jointair Co., Ltd. range on HVACR Nexus.
See more in Mixed Flow Duct Fans on HVACR Nexus.




















