This pressure air ventilation fan is published with the manufacturer’s full specification — 200m3/h~2000m3/h, type Ventilation. Made by Hunan Dinghan Environmental Protection Technology Co., Ltd. (3 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 Pressure Air Ventilation Fan
- Air Flow: 200m3/h~2000m3/h
- Warranty: 1 Year
- Place Of Origin: Hunan, China
- Feature: Flexible
- Type: Ventilation
- Single Package Size: 47X38X27 cm
Technical Specifications
| Type | Ventilation |
|---|---|
| Application | Hotel, Villa, Apartment, Office Building, Hospital, School, Mall, Sports Venues, Leisure Facilities, Supermarket, Warehouse, Workshop, Park, Farmhouse, Courtyard, Other, Kitchen, Bathroom, Home Office, Living Room, Bedroom, Dining, Babies and Kids, Outdoor, Storage and Closet, Exterior, Wine Cellar, Entry, Hall, Home Bar, Staircase, Basement, Garage and Shed, Gym, Laundry |
| Feature | Flexible |
| Warranty | 1 Year |
| After-Sale Service | Online Technical Support, Other |
| Design Style | Contemporary, Modern, Industrial |
| Project Solution Capability | total solution for projects |
| Place Of Origin | Hunan, China |
| Brand Name | DINGHAN |
| Product Name | Fresh Air Ventilator |
| Air Flow | 200m3/h~2000m3/h |
| Selling Units | Single item |
| Single Package Size | 47X38X27 cm |
| Single Gross Weight | 9.000 kg |
Product Details
Product Description
Silent type fresh air ventilation system
Lower noise Adopting high quality two-speed motor, low noise, maintenance-free, ontinuous operation.
Convenient installation Equipped with superior construction hardware accessories, the installation direction is free and easy.
Superb craftsmanship The shell is made of high-quality steel plate with high-end production technology.
Complete functions High static pressure, long conveying distance and good effect.
High-efficiency design Bi-directional inhalation type thousand-leaf turbine design, high efficiency and large air volume.
High-efficiency design Bi-directional inhalation type thousand-leaf turbine design, high efficiency and large air volume.
Specification
Model | Air volume (m3/h) | power (w) | rated voltage (v) | static (dB) | static pressure (Pa) | ||||
limit | lower limit | limit | lower limit | ||||||
DFJ-20 | 200 | – | 20 | 220 | 26 | – | 110 | ||
DFJ-35 | 350 | 250 | 40 | 220 | 27 | 25 | 130 | ||
DFJ-50 | 500 | 400 | 60 | 220 | 29 | 26 | 160 | ||
DFJ-80 | 800 | 620 | 100 | 220 | 35 | 32 | 200 | ||
DFJ-100 | 1000 | 770 | 120 | 220 | 36 | 31 | 240 | ||
DFJ-150 | 1500 | 900 | 220 | 220 | 41 | 36 | 320 | ||
DFJ-200 | 2000 | 1700 | 300 | 220 | 46 | 42 | 440 | ||
Model | sizes（MM） | Air vent size（MM） | Lifting Size （MM） | Weights (KG) | ||||
L | W | H | ||||||
DFJ-20 | 420 | 291 | 206 | Φ100 | 339*227 | 7 | ||
DFJ-35 | 420 | 291 | 206 | Φ150 | 339*227 | 8 | ||
DFJ-50 | 455 | 311 | 232 | Φ150 | 374*247 | 11.5 | ||
DFJ-80 | 601 | 419 | 255 | Φ200 | 480*355 | 12 | ||
DFJ-100 | 601 | 419 | 255 | Φ200 | 480*355 | 19.5 | ||
DFJ-150 | 630 | 460 | 300 | Φ250 | 509*396 | 21 | ||
DFJ-200 | 665 | 497 | 317 | Φ250 | 544*430 | 31 | ||
Galvanized steel sheet
Galvanizing effectively prevents steel corrosion and extends service life with low maintenance costs.
Metal plate
Sheet metal is characterized by light weight, high strength, warp, and good mass production performance.
Company Profile
Hunan Dinghan Environmental Protection Technology Co., Ltd. is China's well-known fresh air system, purified fresh air system, air heat recovery processing equipment development, sales, installation, after-sales in one of the enterprises, the company focuses on the central ventilation system industry for many years, with a number of "invention patents" and "National High-tech Enterprises "Honorary title. Since its inception, the company has been with a number of well-known environmental protection enterprises as well as a number of well-known universities and colleges of long-term technical cooperation. The company's plant covers an area of more than 5,000 square meters, with the latest production equipment, such as CNC stamping beds, laser cutting machines, plate folding machines, etc., with an annual production capacity of 10,000 sets of heat recovery and fresh air system equipment, and 6,000 sets of purification fresh air machines. According to the current indoor decoration and post-decoration market demand for installation of new air equipment, the company has been dedicated to 9 years of independent research and development of ceiling-mounted, vertical, rotating wheel, module-mounted and other types of heat exchange equipment, as well as the application of small space PM2.5 purification of the new air machine and other products. The company has been dedicated to solving indoor
environmental problems for many years, and the equipment is widely used in the fields of commercial fresh air exchange and healthy green housing to meet the needs of various scenarios!
environmental problems for many years, and the equipment is widely used in the fields of commercial fresh air exchange and healthy green housing to meet the needs of various scenarios!
Certifications
Package & Shipping
Packing & Delivery
FAQ
1Q:Are you manufacturer or trader？Where are your factory located？
A: We are manufacturer with professional designers and engineers. Our factory is located in Zhuzhou, Hunan, China
2Q: I can’t find the product on your catalogue, can you make this product for me?
A: Our catalogue shows most of our products, but not all. So just let us know what product do you need, and how many do you want.
If we do not have it, we can also design and make a new mould to produce it. For your reference, making an ordinary mould willtake about 35-45 days.
3Q：Can you make customized products and customized packing?
A: Yes. We made a lot of customized products for our customer before. About customized packing, we can put your Logo or other info on the packing if you can meet our MOQ.
.
4Q： How could I get a sample?
A:We do not provide free sample, if you are interested in our products please contact our customerservice, she can tell you thedetails of the sample.
5Q： How to guarantee the quality of your products?
A: 1) Strict detection during production.
2) Strict sampling inspection on products before shipment and intact product packaging ensured.
6Q：I need your price list of all your products, do you have a price list ?
A: Please send us your message and submit, then we will send your interested products' price list as soon as possible.
7Q：Do you have a guarantee of your product quality?Can we extend?
A: We have a guarantee of One years.Warranty can be extended with extra charge.
8Q：Can you provide drawing design service?
A: Yes, we have a professional ventilation system engineering team to design and optimize the solution for your project.
A: We are manufacturer with professional designers and engineers. Our factory is located in Zhuzhou, Hunan, China
2Q: I can’t find the product on your catalogue, can you make this product for me?
A: Our catalogue shows most of our products, but not all. So just let us know what product do you need, and how many do you want.
If we do not have it, we can also design and make a new mould to produce it. For your reference, making an ordinary mould willtake about 35-45 days.
3Q：Can you make customized products and customized packing?
A: Yes. We made a lot of customized products for our customer before. About customized packing, we can put your Logo or other info on the packing if you can meet our MOQ.
.
4Q： How could I get a sample?
A:We do not provide free sample, if you are interested in our products please contact our customerservice, she can tell you thedetails of the sample.
5Q： How to guarantee the quality of your products?
A: 1) Strict detection during production.
2) Strict sampling inspection on products before shipment and intact product packaging ensured.
6Q：I need your price list of all your products, do you have a price list ?
A: Please send us your message and submit, then we will send your interested products' price list as soon as possible.
7Q：Do you have a guarantee of your product quality?Can we extend?
A: We have a guarantee of One years.Warranty can be extended with extra charge.
8Q：Can you provide drawing design service?
A: Yes, we have a professional ventilation system engineering team to design and optimize the solution for your project.
9Q：Do you have technical support?
A: We have professional technical team to answer technical question.
10Q：Can you provide installation accessories along withequipment?
A: Yes, of course. This is one of our standard services, we can calculate and quote you needed VRF installation kit
11Q：What is your delivery time?
A: For the standard unit, about 35-40days
Ordering and Pricing
- Minimum order quantity: 2 set
- Volume pricing:
- 2+ set: US $139 / set
- Ships from: China
- Customization: OEM and ODM accepted on qualifying volumes.
Frequently Asked Questions
What is the minimum order quantity for this pressure air ventilation fan?
The standard minimum order quantity is 2 set. 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 Hunan Dinghan Environmental Protection Technology Co., Ltd., based in China. The company 3 years as a verified Alibaba.com supplier, operates its own manufacturing. Browse the full Hunan Dinghan Environmental Protection Technology Co., Ltd. range on HVACR Nexus.
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