The recovery fresh air unit listed here carries 220V-480V, power source Electric, documented exactly as the manufacturer publishes it. Made by TMS (Jinan) Eco-Tech Co., Ltd. (1 year on the platform, typical reply ≤1h). For a binding price and lead time, send the volume you need and where it ships to.
Key Features of This Recovery Fresh Air Unit
- Model Number: SWF-I-2.5, SWF-I-3, SWF-I-3.5, SWF-I-4, SWF-I-4.5, Please contact for other models
- Power Source: Electric
- Voltage: 220V-480V
- Material: Fiber Glass or Stainless Steel
- Blade Material: Stainless Steel
- Speed: 2900rpm, 1450RPM, 720RPM, 960RPM
Technical Specifications
| Blade Diameter | 8 in or others |
|---|---|
| Voltage | 220V-480V |
| Speed | 2900rpm, 1450RPM, 720RPM, 960RPM |
| Type | Mixed Flow Fan |
| Material | Fiber Glass or Stainless Steel |
| Blade Material | Stainless Steel |
| Mounting Type | Wall Fan, Roof Fan, Duct Fan, In-duct Installation |
| Bearing Type | Ball Bearing |
| Power Source | Electric |
| Warranty | 1 Year |
| After-Sales Service Provided | Online support |
| Customized Support | OEM, ODM, OBM |
| Place Of Origin | Shandong, China |
| Brand Name | TMS |
| Model Number | SWF-I-2.5, SWF-I-3, SWF-I-3.5, SWF-I-4, SWF-I-4.5, Please contact for other models |
| Color | Grey |
| Product Name | Mixed Flow Fan |
| Application | Exhaust Ventilation |
| Advantage | Easy To Operate & Install |
| Motor | Asynchron Ous/Variable Frequency Motor |
| Certification | CE/ISO/CCC/ATEX |
| Size | Customized |
| Selling Units | Single item |
| Single Volume | 0 cm³ |
| Single Gross Weight | 0.0 kg |
Product Details






Medium conditions: Air (dust content not exceeding 100 mg/m³);
Operating temperature: -20~+45℃ (continuous operation possible).














It can be widely used in ventilation and air exchange places such as high-rise buildings, industrial and mining enterprises, hotels, restaurants, museums, stadiums, and basements.
They are most suitable for duct pressurization, air supply and exhaust, and ventilation and air exchange in high-rise buildings and general buildings.






















Founded in 2005, the company has consistently leveraged its R&D resources and innovative experiments, establishing a professional wind tunnel laboratory to customize highly efficient and energy-saving products and equipment according to the diverse needs of its clients. With green and intelligent development as its direction, the company continuously invests in research and development, adhering to the core values of "energy saving, health, efficiency, and safety." It is committed to delivering high-quality products and professional services to its customers and looks forward to growing together with more clients while forming long-term business partnerships.




































A: We are a manufacturer with 20 years of production experience.
Q2: Can you recommend me a suitable type?
A: Sure, we will provide you with suitable solutions and products according your conditions and requirements.
Q3: How is your delivery time?
A: It usually takes about 7 days after receiving the advance payment. But the specifc delivery time depends on the order quantity.
Q4: Do you offer custom-made products?
A: Yes, we can manufacture moulds and fixing devices according to your samples or technical drawings.
Q5: Have you tested all your goods before delivery?
A: Yes, we have 100% test before delivery and provide you with video proof.
Q6: How should I install it?
A: We will provide relevant video installation tutorials. In case of necessity, we will send professionals to carry out the
installation.
Q7: ls there an after-sales warranty?
A: Yeah. The warranty period is one year, and maintenance is free during the warranty period.
Q8: Can the environmental protection meet the standards?
A: Sure. lt can meet the standard.
Q9: Would it be possible for us to visit your factory?
A: Sure, we welcome you at any time! Seeing is believing!
Q10: How do you make a long-term good relationship with our business?
A: We adhere to the principle of putting customers at the center, at the same time, we maintain high quality and competitive price to ensure the benefits of our customers.
Ordering and Pricing
- Minimum order quantity: 1 piece
- Volume pricing:
- 1–9 piece: US $465 / piece
- 10+ piece: US $425 / piece
- Ships from: China
- Customization: OEM and ODM accepted on qualifying volumes.
Frequently Asked Questions
What is the minimum order quantity for this recovery fresh air unit?
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 1 Year warranty. Spare parts and technical support remain available after the warranty period.
Which certifications does this recovery fresh air unit carry?
It is supplied with CE/ISO/CCC/ATEX documentation, which covers the requirements of most import markets. Additional test reports can be issued on request.
Can the recovery fresh air unit be supplied for my local voltage?
The standard configuration is 220V-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 TMS (Jinan) Eco-Tech Co., Ltd., based in China. The company 1 years as a verified Alibaba.com supplier, operates its own manufacturing. Browse the full TMS (Jinan) Eco-Tech Co., Ltd. range on HVACR Nexus.
See more in Air Handling Units on HVACR Nexus.
























