Add transmission roof ventilator — 220 V, 380 V, power source type Corded Electric. The complete factory specification follows. Made by Jinan Shuangyi Environment Engineering Co., Ltd. (19 years on the platform, typical reply ≤1h). Quantity and destination market determine the final price — tell us both for a firm quote.
Key Features of This Add Transmission Roof Ventilator
- Model Number: SY-BDW
- Power Source Type: Corded Electric
- Voltage: 220 V, 380 V
- Material: Cast Iron, Fiberglass
- Blade Material: Plastic
- Noise Level: 35–39 dB
Technical Specifications
| Duct Diameter | 12 in |
|---|---|
| Mounting | Roof Fan |
| Voltage | 220 V, 380 V |
| Motor Type | AC Motor |
| Speed | 1500 RPM |
| Material | Cast Iron, Fiberglass |
| Blade Material | Plastic |
| Power Source Type | Corded Electric |
| Warranty | 1 Year |
| After-Sales Service Provided | Online support |
| Customized Support | OEM, ODM, OBM |
| Noise Level | 35–39 dB |
| Place Of Origin | Shandong |
| Brand Name | Shuangyi |
| Model Number | SY-BDW |
| Color | Silver, White, Blue |
| Product Name | Roof Fan |
| Application | Industrial architecture |
| Keywords | Centrifugal Exhaust Fan |
| Usage | Ventilator Outlet |
| Installation | Roof |
| Motor | Explosion proof |
| Function | Ventilaion |
| Type | Centrifugal Fan |
| Applicable Industries | Building Material Shops |
| Selling Units | Single item |
| Single Package Size | 50X50X50 cm |
| Single Gross Weight | 40.0 kg |
Ordering and Pricing
- Minimum order quantity: 1 set
- Volume pricing:
- 1–19 set: US $150 / set
- 20+ set: US $100 / set
- Ships from: China
- Customization: OEM and ODM accepted on qualifying volumes.
Frequently Asked Questions
What is the minimum order quantity for this add transmission roof ventilator?
The standard minimum order quantity is 1 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.
Can the add transmission roof ventilator be supplied for my local voltage?
The standard configuration is 220 V, 380 V. 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 Jinan Shuangyi Environment Engineering Co., Ltd., based in China. The company 19 years as a verified Alibaba.com supplier, operates its own manufacturing. Browse the full Jinan Shuangyi Environment Engineering Co., Ltd. range on HVACR Nexus.
See more in Centrifugal Fans on HVACR Nexus.
