This inline duct fan is published with the manufacturer’s full specification — 220 V, 110v /240v, power source type Corded Electric. Made by Ningbo Longwell Electric Technology Co., Ltd. (9 years on the platform, factory-assessed). Send your target quantity and destination for a firm quotation with current lead times.
Key Features of This Inline Duct Fan
- Model Number: LWID 4” ~ 12”
- Power Source Type: Corded Electric
- Power Input: EC-AC 110/230,DC12/24/48V
- Voltage: 220 V, 110v /240v
- Material: Stainless Steel, Plastic, Aluminum Alloy, Steel
- Blade Material: Plastic
Technical Specifications
| Duct Diameter | 4 in, 6in, 8 in, 12 in, 10 in, 5 in, 14 in, 20 in, 3 in, 16 in, 18 in, 4.5 in |
|---|---|
| Mounting | Duct Fan |
| Voltage | 220 V, 110v /240v |
| Speed | 4000 RPM, 500 RPM, 800 RPM, 1500 RPM, 600 RPM, 900rpm, 2000 RPM |
| Material | Stainless Steel, Plastic, Aluminum Alloy, Steel |
| Blade Material | Plastic |
| Power Source Type | Corded Electric |
| Warranty | 1 Year |
| After-Sales Service Provided | Field Maintenance and Repair Service |
| Customized Support | OEM, ODM, OBM |
| Noise Level | 35–39 dB |
| Place Of Origin | Zhejiang, China |
| Brand Name | LONGWELL |
| Model Number | LWID 4” ~ 12” |
| Type | Duct Fan |
| Power Input | EC-AC 110/230,DC12/24/48V |
| Casing Material | Plastic or Galvanized Metal |
| Impeller Material | Propylene with glass fiber reinforced |
| Bearing | Ball Bearing |
| Approvals | UL / CE / BSCI / ISO |
| Motor Type | EC/AC external rotor motor |
| Amb,Temp | -25 to +60℃ |
| Insulation | B/F |
| Application | Vertical Farming / Cabinet / Home Ventilation |
| Selling Units | Single item |
| Single Package Size | 60X48X40 cm |
| Single Gross Weight | 60.0 kg |
Product Details


Product Name : | LONGWELL Custom EC 6 Inch Plastic Duct Exhaust Fans Ventilators EC Motor Inline Duct Fan with Speed Controller |
Voltage Ranges : | 110V,240V |
Frequency : | 50/60 Hz |
Diamter : | 150mm ( impeller diameters ) |
Motor Types : | BLEC External Rotor Motor |
Speed Control : | 0-10V Signal / PWM / RS485(Optional) |
Max.ambient Temp: | -25℃~ +60℃ |
Certificating : | All necessary certifications suitable for USA & Europe , ETL,UL ,CE ,RoHS, ISO19001,ISO 14001,BSCI |
Protection Level: | IP44 ,IP54,IP55 |
Electronic Protection: | Current limiting protection ,Over-temperature protection,Over-current protection,Locked-rotor protection,Soft start |
Working & Storage | Operating temperature:-25~60℃;Operating humidity:0 ~ 85 % RH Storing temperature:-25 ~ 70℃;Storing humidity:0 ~ 95 % RH Applicable altitude range:<1000m |
Balancing | According to JB/T 9101-1999 requirements G6.3 |
Product Standards : | LVD EN60950-1 EMC EN61000-6-3,EN61000-4-2, EN61000-4-3 |
Mainly Applications | AUH/ AIR PURIFIER / Server Cooling & Ventilation / Grow Tent /Ventilation SYSTEM/ Equipments Cooling /Refrigerator ,etc;ventilation fan cooling;ventilation exhaust fans |
































Ordering and Pricing
- Minimum order quantity: 500 piece
- Volume pricing:
- 500–999 piece: US $20 / piece
- 1000–2999 piece: US $18 / piece
- 3000–4999 piece: US $15 / piece
- 5000+ piece: US $10 / piece
- Ships from: China
- Customization: OEM and ODM accepted on qualifying volumes.
Frequently Asked Questions
What is the minimum order quantity for this inline duct fan?
The standard minimum order quantity is 500 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.
Which certifications does this inline duct fan carry?
It is supplied with UL / CE / BSCI / ISO documentation, which covers the requirements of most import markets. Additional test reports can be issued on request.
Can the inline duct fan be supplied for my local voltage?
The standard configuration is 220 V, 110v /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 Ningbo Longwell 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 Ningbo Longwell Electric Technology Co., Ltd. range on HVACR Nexus.
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