Key specification for this upblast roof fan: voltage 3Ph/380~415V/50Hz, air flow 2600~3300m³/h. Everything below is reproduced from the factory data sheet. Made by Shandong Shengpan Environmental Technology Co., Ltd. (4 years on the platform, typical reply ≤1h). Send your target quantity and destination for a firm quotation with current lead times.
Key Features of This Upblast Roof Fan
- Model Number: DWT-I-300
- Power Source: Electric
- Voltage: 3Ph/380~415V/50Hz
- Air Flow: 2600~3300m³/h
- Material: Carbon Steel
- Blade Material: FRP
Technical Specifications
| Blade Diameter | 12 in |
|---|---|
| Voltage | 3Ph/380~415V/50Hz |
| Speed | 1450RPM |
| Type | Roof Axial Fan |
| Material | Carbon Steel |
| Blade Material | FRP |
| Mounting Type | Roof Fan |
| Bearing Type | Ball Bearing |
| Power Source | Electric |
| Warranty | 1 Year |
| After-Sales Service Provided | Online support |
| Customized Support | OEM, ODM |
| Place Of Origin | Shandong, China |
| Brand Name | SPE |
| Model Number | DWT-I-300 |
| Color | Grey, Blue |
| Product Name | Roof Fan |
| Application | Exhaust Ventilation |
| Function | Exhaust Air |
| Size | 300mm~1000mm |
| Air Flow | 2600~3300m³/h |
| Fan Type | Aixal Fan |
| Installation Type | Roof Duct |
| Motor Type | AC Cooper Motor |
| Selling Units | Single item |
| Single Volume | 0 cm³ |
| Single Gross Weight | 0.0 kg |
Product Details






Rooftop Fan | ||||||||


















































Q2.Are there any order requirements?
A:(1) If the project needs our installation guidance, we can send our engineer and translator. We can also send customers
installation video to teach them how to fix and operate with our product.
two-way communication.
Ordering and Pricing
- Minimum order quantity: 1 piece
- Ships from: China
- Customization: OEM and ODM accepted on qualifying volumes.
Frequently Asked Questions
What is the minimum order quantity for this upblast roof 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 upblast roof fan be supplied for my local voltage?
The standard configuration is 3Ph/380~415V/50Hz. 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 Shandong Shengpan Environmental Technology Co., Ltd., based in China. The company 4 years as a verified Alibaba.com supplier, Trading Company. Browse the full Shandong Shengpan Environmental Technology Co., Ltd. range on HVACR Nexus.
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