Duct fan — voltage 110-120V/220-240V, power source type Battery Powered. The complete factory specification follows. 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 Duct Fan
- Model Number: LWDA-250(10"), LWDA-300(12")
- Power Source Type: Battery Powered
- Voltage: 110-120V/220-240V
- Material: Stainless Steel, Plastic, Aluminum Alloy, Steel
- Blade Material: Metal
- Noise Level: 35–39 dB
Technical Specifications
| Duct Diameter | 4 in, 6in, 8 in, 12 in, 10 in, 5 in, 14 in |
|---|---|
| Mounting | Duct Fan |
| Voltage | 110-120V/220-240V |
| Speed | 4000 RPM, 500 RPM, 800 RPM, 1500 RPM, 600 RPM, 900rpm, 2000 RPM |
| Material | Stainless Steel, Plastic, Aluminum Alloy, Steel |
| Blade Material | Metal |
| Power Source Type | Battery Powered |
| Warranty | 1 Year |
| After-Sales Service Provided | Online support |
| Customized Support | OEM, ODM |
| Noise Level | 35–39 dB |
| Place Of Origin | Zhejiang, China |
| Brand Name | Longwell |
| Model Number | LWDA-250(10"), LWDA-300(12") |
| Product Name | Mixed Flow Duct Fan |
| Application | Exhaust Ventilation |
| Usage | High Pressure Blowing |
| Feature | Low Noise Power Saving |
| Size | 4"/5"/6"/8"/10"/12"/14"/16" |
| Motor | Copper Motor |
| Type | Centrifugal Impeller Blower |
| Keyword | Duct Fan |
| Function/ Application | Ventilaion/ Home Use Home Use Home Use shops buildings |
| Selling Units | Single item |
| Single Package Size | 10X10X10 cm |
| Single Gross Weight | 20.0 kg |
Product Details
Products Description
LONGWELL AC Duct Fan 10" 12" High Air Pressure Centrifugal Exhaust Ventilation Fan 110v 220v OEM
Model | Voltage （V） | Frequency （Hz） | Maximum Flow Value （CFM） | Working Power （W） | Speed （RPM） | Noise [dB(A)] |
250(10”)-01 | 110-120 | 60 | 1219 | 228 | 3000 | 69 |
250(10”)-02 | 220-240 | 50 | 1900 | 162 | 2750 | 68 |
300(12”)-01 | 110-120 | 60 | 1900 | 41 | 3450 | 78 |
300(12”)02 | 220-240 | 50 | 3150 | 41 | 2900 | 72 |
Go Further with LONGWELL
Inline Duct Fans |High quality Motor| 0-10V/PWM| High Air FLOW | Highly customizable
Air Duct : 4 inch – 8inch
Bearings: NMB or NSK ball bearings for Duct FANS
Voltages: LONGWELL Duct fans are workable in 110V- 240 VAC
Speed Control System : 0-10V / PWM (DC/EC Motor) or 1-2-3 Speeds(AC Motor)
Low noise level&energy-saving
Hybrid flow design that focuses fan airflow and cuts turbulentkinetic energy down to 30 dB; Ec motor controlled by PWMfor more energy efficiency
PWM Controlled EC- Motor
The speed controller allows the inline duct fans to run at different speedsusing this speed controller you can adjust it to the desired airflow level according to your requirements
4 Inch Inline duct fan with Digital controller
Voltage:AC110V – 240V , 35W, 385 m³/h, 28dBA, Air Duct Diameter:98mm
Out-side speed control box with temperature & humidity function Speed control/Timer/Alarm Function
6 Inch Inline duct fan with Digital controller
Voltage:AC110V – 240V , 70W, 705m³/h, 34dBA, Air Duct Diameter:147mm
Out-side Speed control box with temperature & humidity function Speed control/Timer/Alarm Function
8 Inch Inline duct fan with Digital controller
Voltage:AC110V – 240V , 180W, 1453m³/h, 51dBA, Air Duct Diameter:196mm Out-side
Speed control box with temperature & humidity function Speed control/Timer/Alarm Function
Grow Tent / Building ventilation system/Primary air system/ Bathroom ventilation/Kitchen ventilation/Air conditioning vent
NOTES:
The price attached to the above products is only the reference price or the price reference under the standard parameter configuration, please contact our sales engineer for the specific price, to provide you with the most accurate quotation and discount
The Professional's Choice for LONGWELL Inline Duct Fans
High quality Motor| 0-10V/PWM| High Air FLOW | Highly customizable
Ningbo Longwell Electric Technology CO.,LTD
High Quality Air & Smart Fans
Centrifugal fans & Blowers, Cross flow fans,Axial fans ,duct fans ,motos,etc
WHY LONGWELL ？
Centrifugal fans & blowers | Cross flow fans | Axial fans | Exhaust fans & Blowers | Motors | Air-conditioning impeller & blades| Accessories and Moulds
LONGWELL focuses on providing global customers with high-efficiency, controllable fan solutions and HVACR integrated technical solutions based on ventilation technology. Driven by technological innovation, Longwell continuously researches and develops advanced fan technology to offer customers high-performance and high-efficiency solutions. Our products cover civilian ventilation, wind power generation, industrial manufacturing, new energy, and agricultural production, earning the trust and praise of customers worldwide.
● Highly qualified : ISO9001, ISO14001, ISO45001, BSCI, CE, UL/ETL, FCC, CCC, Rohs, EMC, LVD, etc.
● OEM for well-known brands
● Supplies Fortune 500 Companies
● Global technical support (European office, North American office, Dubai office, etc.)
Trusted by top Brands
Longwell's efforts make us advocates of sustainable development and leaders in the high-efficiency fan and motor industry.
Worldwide Marketing of LONGWELL
Exhibitions & Offices | AHR_USA ,MCE_Italy, CRH_China, ISH_China/German,HARFKO_Korea,etc
Over 15Years Ventilation fans & Motors Production Experience
Longwell’s expertise in fan manufacturing can be traced back to 1998. It is a leading fan manufacturer dedicated to providing global customers with efficient and controllable fan solutions. The company is committed to addressing global energy crisis and creating a healthier, more comfortable, and environmentally friendly living environment for people.
Longwell has a strong team of research and development professionals dedicated to studying innovative fan technologies. We adopt advanced EC (Electronically Commutated) motor drive technology to achieve high efficiency and precise airflow control. Through EC motor-driven fans, our customers can enjoy higher quality and more reliable airflow, achieving significant breakthroughs in energy utilization. We continuously promote the development of fan technology to meet the demand for high-tech and high-efficiency solutions.
Ordering and Pricing
- Minimum order quantity: 10 piece
- Volume pricing:
- 10+ piece: US $60 / piece
- Ships from: China
- Customization: OEM and ODM accepted on qualifying volumes.
Frequently Asked Questions
What is the minimum order quantity for this duct fan?
The standard minimum order quantity is 10 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 duct fan be supplied for my local voltage?
The standard configuration is 110-120V/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 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.
See more in Inline Duct Fans on HVACR Nexus.
