Key specification for this exhaust fan: 12V, 24V, power source Electric. Everything below is reproduced from the factory data sheet. Made by Qingzhou Shangxin Power Machinery Co., Ltd. (7 years on the platform, typical reply ≤5h). Quantity and destination market determine the final price — tell us both for a firm quote.
Key Features of This Exhaust Fan
- Power Source: Electric
- Voltage: 12V, 24V
- Material: Plastic
- Blade Material: Stainless Steel
- Warranty: 1 Year
- Place Of Origin: Shandong, China
Technical Specifications
| Voltage | 12V, 24V |
|---|---|
| Type | DC Blower Fan |
| Material | Plastic |
| Blade Material | Stainless Steel |
| Mounting Type | Wall Fan, Screw fixing |
| Bearing Type | Ball Bearing/Sleeve Bearing/hydraulic bearing |
| Power Source | Electric |
| Warranty | 1 Year |
| After-Sales Service Provided | Free Spare Parts |
| Customized Support | OEM, ODM |
| Place Of Origin | Shandong, China |
| Brand Name | changdong |
| Selling Units | Single item |
| Single Package Size | 140X140X42 cm |
| Single Gross Weight | 55.0 kg |
Product Details
Product descriptions from the supplier












| Model | Blade diameter | Size | Air flow m3/h | Noise |
| SXF-800 | 710mm | 800*800*370mm | 18000 | 60 |
| SXF-900 | 750mm | 900*900*370mm | 24000 | 65 |
| SXF-1000 | 900mm | 1000*1000*370mm | 27000 | 70 |
| SXF-1100 | 1000mm | 1100*1100*370mm | 31000 | 70 |
| SXF-1220 | 1100mm | 1220*1220*370mm | 40000 | 70 |
| SXF-1380 | 1250mm | 1380*1380*370mm | 44000 | 70 |
| SXF-1530 | 1400mm | 1530*1530*370mm | 54000 | 70 |
Main Features
1) Hot-dip galvanized plate adopt 275g/m galvanized layer, not rust.
2) 95% of the parts are produced by ourselves, reducing the cost of processing,sharing profits with customers,
ensuring quality , utmost cost-effective globally.
3) Complete CNC production line, the accuracy of assembling holes is 100%, easy toassemble, quality assured.
4)Wall-Mounting fan ,easy installation and maintenance5) Belt Drive, Big airflow
![]() ![]() | *.Material: High quality Nylon PA66 *Guide Rod: 304 stainless steel with special material outside, high strength, no rust, reduce friction. *Rivet: 304 stainless steel , wear-resisting, no rust .Advantage: 1.No electricity ventilation,Pull ring for assistance the Heavy Hammer 2.It can keep the shutters open at complete 90 degree to ensure the lowest air resistance and biggest air volume. |
| Blade: *Bladeis made of Kruppstainless steel by punchforming,,no broken,nodust,attractive and durable.*Special blades shape designensure large air volume,nodeformation,no broken,keep airvolume same all the way. | ![]() ![]() |
![]() ![]() | Motor: *Both Chinese famous motor and Siemens motor are available. *Motor voltage and frequency could be customized. *Chinese famous motor,special design for fan,the first one put forward the phase lack protection device which could power off when shortage of electricity. *Motor protection grade IP55,insulation Class:Grade F |
| Fan belt pulley: *Fan belt pulley is made of high strength aluminum-magnesium alloy by die-casting which reduces the weight of blade impeller complete,high corrosion resistance *The special three ribbed pulley design eliminates internal stress and improves its own rigidity and stability without breaking. | ![]() ![]() |
|
| Belt: Brand: Mitsuboshi belt (Japanese) and Sanlux(China ) Type: B type Opening system |










Qingzhou Shangxin Power Machinery Co., Ltd. is a reputable company situated in Qingzhou city, Shandong province, known for its convenient transportation and prime location. For years, we have been dedicated to advancing national energy conservation and environmental protection, thanks to our highly skilled team, profound product expertise, and targeted R&D design that caters to users' needs.
Our company boasts a comprehensive industrial system, encompassing product development, research, project design, installation, commissioning, and service. Our commitment to excellence results in elaborate designs, exquisite craftsmanship, meticulous manufacturing, and all-encompassing services. These qualities have enabled our products to reach international advanced standards and earn the trust and recognition of our clients.
Our diverse product range boasts complete specifications, including exhaust fans, wet curtains, air coolers, hot blast stoves, and cooling/heating products for various applications. We also offer engines and accessories, such as portable air mist delivery machines, smoke and water mist dual-purpose units, disinfection sprayers, pulse sprayers, weeding machines, snow blowers, and micro-tillers, which enjoy considerable success both domestically and internationally.
"Professional management, sincere service, and customer satisfaction" are our company's unwavering principles. We are committed to collaborating wholeheartedly with domestic and international clients, fostering mutual benefits and shared growth.
1. who are we?
We are based in Shandong, China, start from 2017,sell to Domestic Market(25.00%),Southeast Asia(20.00%),South Asia(14.00%),Mid East(7.00%),North America(6.00%),Eastern Asia(5.00%),South America(5.00%),Eastern Europe(5.00%),Africa(4.00%),Western Europe(3.00%),Southern Europe(3.00%),Northern Europe(1.00%),Oceania(1.00%),Central America(1.00%). There are total about 101-200 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?
disinfection sprayer,pulse sprayer,pesticide sprayer,exhaust fan,Ventilation Fans
4. why should you buy from us not from other suppliers?
1.Our products are exported to many countries around the world
2.We have strong design and research capabilities
3.We have experienced production workers
4.We have different product lines
5. what services can we provide?
Accepted Delivery Terms: FOB,CFR,CIF,EXW,FAS,CIP,FCA,CPT,DEQ,DDP,DDU,Express Delivery,DAF,DES;
Accepted Payment Currency: USD,EUR,JPY,CAD,AUD,HKD,GBP,CNY,CHF;
Accepted Payment Type: T/T,L/C,D/P D/A,MoneyGram,Credit Card,PayPal,Western Union,Cash,Escrow;
Language Spoken: English,Chinese,Spanish,Japanese,Portuguese,German,Arabic,French,Russian,Korean,Hindi,Italian
Ordering and Pricing
- Minimum order quantity: 1 piece
- Volume pricing:
- 1–4 piece: US $98 / piece
- 5–49 piece: US $96 / piece
- 50+ piece: US $95 / piece
- Ships from: China
- Customization: OEM and ODM accepted on qualifying volumes.
Frequently Asked Questions
What is the minimum order quantity for this exhaust 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 1 Year warranty. Spare parts and technical support remain available after the warranty period.
Can the exhaust fan be supplied for my local voltage?
The standard configuration is 12V, 24V. 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 Qingzhou Shangxin Power Machinery Co., Ltd., based in China. The company 7 years as a verified Alibaba.com supplier, operates its own manufacturing. Browse the full Qingzhou Shangxin Power Machinery Co., Ltd. range on HVACR Nexus.
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