Metal square check valve — voltage AC 220 V, 220 V, 220, 220v, power source Electric. The complete factory specification follows. Made by Beijing Taihe Yuxiang Technology Co., Ltd. (2 years on the platform, typical reply ≤3h). Quantity and destination market determine the final price — tell us both for a firm quote.
Key Features of This Metal Square Check Valve
- Model Number: (Copper wire motor) 4-inch – installation aperture 100-110mm
- Power Source: Electric
- Voltage: AC 220 V, 220 V, 220, 220v
- Blade Material: Cast Iron
- Material: Cast Iron
- Warranty: 1 Year
Technical Specifications
| Fan Type | Axial Fan |
|---|---|
| Type | exhaust fan |
| Blade Diameter | 4/6/7/8/10/12/14/16 in |
| Voltage | AC 220 V, 220 V, 220, 220v |
| Blade Material | Cast Iron |
| Material | Cast Iron |
| Bearing Type | Ball Bearing |
| Power Source | Electric |
| Control Methods | Button Control |
| Customized Support | OEM, OBM, ODM |
| Mounting Type | Shop Window, Duct Fan, Wall Fan |
| Warranty | 1 Year |
| After-Sales Service Provided | Online support |
| Place Of Origin | Beijing, China |
| Brand Name | Taihe Yuxiang |
| Model Number | (Copper wire motor) 4-inch – installation aperture 100-110mm |
| Selling Units | Single item |
| Single Package Size | 18X21X22 cm |
| Single Gross Weight | 3.500 kg |
Product Details
























We are factories and traders.
For the first time purchasing products from our company, you will receive additional discounts. We welcome your inquiries.
Q3 : Do you accept customization?
OEM&ODM can be acceptable.We can produce according to your indicators.
Q4 : How long is your delivery time?
Generally it is 5-7 days if the goods are in stock. or it is 10-20 days if the goods are not in stock.


Ordering and Pricing
- Minimum order quantity: 200 piece
- Volume pricing:
- 200–1999 piece: US $5.5 / piece
- 2000–9999 piece: US $5 / piece
- 10000+ piece: US $4.5 / piece
- Ships from: China
- Customization: OEM and ODM accepted on qualifying volumes.
Frequently Asked Questions
What is the minimum order quantity for this metal square check valve?
The standard minimum order quantity is 200 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 metal square check valve be supplied for my local voltage?
The standard configuration is AC 220 V, 220 V, 220, 220v. 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 Beijing Taihe Yuxiang Technology Co., Ltd., based in China. The company 2 years as a verified Alibaba.com supplier, Trading Company. Browse the full Beijing Taihe Yuxiang Technology Co., Ltd. range on HVACR Nexus.
See more in Axial Flow Fans on HVACR Nexus.

























