Key specification for this air duct booster fan: voltage 220-240v, blade material Cast Iron. Everything below is reproduced from the factory data sheet. Made by Zhejiang Larissa Mechanical Electric Technology Co., Ltd. (9 years on the platform, factory-assessed). Quantity and destination market determine the final price — tell us both for a firm quote.
Key Features of This Air Duct Booster Fan
- Model Number: 4inch
- Voltage: 220-240v
- Blade Material: Cast Iron
- Warranty: 1 Year
- Place Of Origin: Zhejiang, China
- Application: Ventilation
Technical Specifications
| Mounting | Duct Fan |
|---|---|
| Voltage | 220-240v |
| Blade Material | Cast Iron |
| Electric Current Type | AC |
| Warranty | 1 Year |
| After-Sales Service Provided | Online support |
| Customized Support | OEM |
| Place Of Origin | Zhejiang, China |
| Brand Name | LARISSA |
| Model Number | 4inch |
| Name | 4 inch 6 inch 8 inch stainless steel air inline duct booster fan |
| Frequency | 50/60 HZ |
| Color | Silver |
| Motor | Shaded Pole Motor |
| Class Degree | Class B |
| Application | Ventilation |
| Selling Units | Single item |
| Single Package Size | 10X10X10 cm |
| Single Gross Weight | 3.0 kg |
Product Details
Portable Explosion Proof Axial Flow Exhaust Ventilation Blower Fan
1. The Voltage: 120v,60Hz, 220-240V,50/60Hz; 380V,50/60Hz, or according to customer's requirements.
2. Diameter: 100mm-350mm
3. The using ambient temperature is from -30℃~60 ℃
4. The using life is over 30000 hours.
5. Speed: We have Two-speed Switch, Three-speed Switch and Stepless Speed Switch.
Advanced features
&. Great for increasing airflow
&. Durable, quiet, easy install, fit into metal or flex ducts
&. Strong motors, excellent performance
&. Perfect for indoor or outdoor use
&. Pre-wired 120V/240V power cord 6ft(1.8m)
| ITEM | DESCRIPTION | VOLTAGE | AIRFLOW | POWER | PCS/CTN | CARTON SIZE |
| 21204001 | Booster 100 | 230V/50Hz | 180M^3/H | 12 | 6 | 35*28*21cm |
| 21204002 | Booster 4'' | 120V/60Hz | 100CFM | 12 | 6 | 14'' *11.2'' *8.4'' |
| 21206001 | Booster 150 | 230V/50Hz | 410M^3/H | 37 | 4 | 39*33*21cm |
| 21206002 | Booster 6'' | 120V/60Hz | 240CFM | 37 | 4 | 15.6'' *13.2'' *8.4'' |
| 21208001 | Booster 200 | 230V/50Hz | 680M^3/H | 42 | 4 | 48*44*22cm |
| 21208002 | Booster 8'' | 120V/60Hz | 400CFM | 42 | 4 | 19.2'' *17.6'' *8.8'' |
Ordering and Pricing
- Minimum order quantity: 1 set
- Volume pricing:
- 1+ set: US $9.9 / set
- Ships from: China
- Customization: OEM and ODM accepted on qualifying volumes.
Frequently Asked Questions
What is the minimum order quantity for this air duct booster fan?
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 air duct booster fan be supplied for my local voltage?
The standard configuration is 220-240v. 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 Zhejiang Larissa Mechanical Electric Technology Co., Ltd., based in China. The company 9 years as a verified Alibaba.com supplier, operates its own manufacturing, passed third-party supplier assessment. Browse the full Zhejiang Larissa Mechanical Electric Technology Co., Ltd. range on HVACR Nexus.
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