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LONGWELL CE Rohs Silent 4'' EC Inline Duct Fan Exhaust Home Duct Ventilation Fan for Bathroom Kitchen Basement HydroponicsElectric Current Type: EC, power: 27W, air volume: 212CFM

$146.00

Our Advantages
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
Product Paramenters
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
Product Applications
Grow Tent / Building ventilation system/Primary air system/ Bathroom ventilation/Kitchen ventilation/Air conditioning vent
Recommend Products

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
Company Profile
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.
Why Choose Us
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.
Exhibition
Worldwide Marketing of LONGWELL
Exhibitions & Offices | AHR_USA ,MCE_Italy, CRH_China, ISH_China/German,HARFKO_Korea,etc
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

Isin:
IZSJVTKIOBAI

$146.00

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LONGWELL CE Rohs Silent 4'' EC Inline Duct Fan Exhaust Home Duct Ventilation Fan for Bathroom Kitchen Basement HydroponicsElectric Current Type: EC, power: 27W, air volume: 212CFM

LONGWELL CE Rohs Silent 4'' EC Inline Duct Fan Exhaust Home Duct Ventilation ...

$146.00

Our Advantages
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
Product Paramenters
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
Product Applications
Grow Tent / Building ventilation system/Primary air system/ Bathroom ventilation/Kitchen ventilation/Air conditioning vent
Recommend Products

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
Company Profile
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.
Why Choose Us
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.
Exhibition
Worldwide Marketing of LONGWELL
Exhibitions & Offices | AHR_USA ,MCE_Italy, CRH_China, ISH_China/German,HARFKO_Korea,etc
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

Isin:
IZSJVTKIOBAI

Our Advantages
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
Product Paramenters
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
Product Applications

Grow Tent / Building ventilation system/Primary air system/ Bathroom ventilation/Kitchen ventilation/Air conditioning vent
Recommend Products

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
Company Profile
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.
Why Choose Us
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.
Exhibition
Worldwide Marketing of LONGWELL
Exhibitions & Offices | AHR_USA ,MCE_Italy, CRH_China, ISH_China/German,HARFKO_Korea,etc
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
  • Voltage: 110v /220v 24VDC/ 48VDC
  • speed: 2000RPM,3000RPM,900rpm,600RPM
  • Blade Material: plastic
  • customized support: OEM,ODM,OBM
  • mounting: Duct Fan
  • place of origin: Zhejiang, China
  • brand name: LONGWELL
  • model number: LWDE3G100-IS-02
  • Motor Type: EC
  • warranty: 1 Year
  • After-sales Service Provided: Free spare parts
  • Material: plastic
  • Power source type: Corded Electric
  • Noise Level: 28-32db
  • Duct Diameter: 4in
  • Applicable Industries: Home,Indoor Growing Room,Basement Ventilation,Bathroom,Kitchen
  • Product name: Inline Duct Fan
  • Application: Exhaust Ventilation
  • Material: Plastic Blade
  • Keyword: Centrifugal Blower Ventilation Inline Duct Fan Exhaust Inline Duct Fan
  • Motor: EC Motor
  • Usage: High Pressure Blowing,Fresh Air,Cooling Equipment
  • Size: 4"/ 100mm
  • Feature: Low Noise Power Saving
  • Type: Duct Fan
  • Selling Units:: Single item
  • Single package size:: 33X25X22 cm
  • Single gross weight:: 2.500 KG

Processing Time

  • We process and ship orders Monday through Friday, excluding holidays.
  • Most orders are processed within 1–3 business days, depending on product availability.
  • Processing time does not include delivery time, which varies based on your location and the product’s shipping origin.

Shipping Coverage

We currently ship to addresses within the United States only.

Products may ship from:

  • Our U.S. warehouses, or
  • Our international fulfillment centers (including Korea, Japan, China, Australia, Mexico, Canada, the United Kingdom, and the EU).

Each product page clearly displays the “Ships From” location before checkout.


Shipping Methods & Estimated Delivery

Shipping Method Estimated Delivery Cost
Free Shipping (US) 5–10 business days Free, available on eligible items
Standard Shipping (US to US by Item) 5–10 business days $5.95 for the first item, $3.00 each additional
Standard Shipping (From US Warehouse by Weight) 3–7 business days Starts at $5.95, increasing by $2 for every additional 4 oz (0.25 lb) up to 1 lb, then by $4 for each additional pound beyond 1 lb.
Extended Delivery (Ships from Overseas Warehouse) 10–20 business days $14.50 for the first item, $2.00 each additional

Shipping costs vary by product weight, quantity and origin. Exact rates and delivery estimates are displayed on each product page and confirmed during checkout.

Free Shipping

We offer free standard shipping on select products or during promotional periods. Availability of free shipping will be displayed on the product page and at checkout. 


Carriers

We primarily use USPS and UPS for U.S. deliveries. Items shipped from international warehouses may be handled by partner carriers depending on the country of origin.


Import Duties & Taxes

All import duties and taxes for goods imported into the United States are included in the product price. There are no hidden fees or additional charges at checkout.


Tracking & Notifications

Every order is fully trackable. You will receive a tracking number via email once your order ships. If your order ships in multiple packages, each package will have its own tracking number. If you don’t receive a shipping confirmation immediately, your order is still being processed and will arrive within the estimated timeframe shown at checkout.

You can track your shipment anytime using the Track Your Order page on our website.


Order Changes & Cancellations

If you need to modify or cancel an order, please contact our customer support team as soon as possible. Orders can only be canceled before they ship. Once shipped, cancellations are not possible, but you may request a return after the item is delivered.

Contact: support@ibspot.com


Item Not Received

If your tracking number shows “Delivered” but you haven’t received your package:

  1. Check with your local USPS or UPS office.
  2. Confirm that the shipping address provided was correct.
  3. If the issue remains unresolved, contact support@ibspot.com for assistance.

Damaged or Lost Parcels

If your package arrives damaged or fails to arrive, please contact us immediately. For deliveries to P.O. boxes, ibspot is not responsible for damage caused by weather, temperature, or theft.


Customer Support

For any questions about shipping, tracking, or delivery, our customer support team is here to help.

Email: support@ibspot.com

We’re always happy to help.

Please read our policy carefully before making a purchase.
We aim to ensure every customer has a smooth and transparent experience with ibspot.com.


Order Cancellation Policy

Customers may request to cancel an order before it has been shipped.
Once the package has been shipped, cancellations are no longer possible; however, you may still request a return after receiving your order.

How to Request a Cancellation

You can contact us through:

Please submit your cancellation request as soon as possible after placing the order to allow us to process it before shipment.


Return Policy

We accept returns for most items within 30 days of delivery for a full refund.

To be eligible for a return:

  • The item must be unused, in the same condition as received, and in its original packaging.
  • A tracking number must be provided to confirm the return shipment.

Non-Returnable Items

Certain products cannot be returned, including:

  • Perishable goods (for example, food, flowers, newspapers, magazines)
  • Intimate or sanitary goods
  • Hazardous materials or flammable liquids/gases
  • Gift cards
  • Downloadable software
  • Some health and personal care items

Partial Refunds (If Applicable)

Partial refunds may be granted in specific situations, such as:

  • Books with obvious signs of use
  • Opened CDs, DVDs, software, or vinyl records
  • Items not in their original condition, damaged, or missing parts not due to our error
  • Items returned more than 30 days after delivery

How to Return an Item

To initiate a return, please contact us at support@ibspot.com with your order number and details about the product you wish to return.
Our team will provide you with return instructions and a prepaid return label.


Shipping Cost for Returns

Please contact us before returning any item.
We will provide a free return shipping label.

If a return is sent back without prior contact or without our provided label, we cannot be held responsible for return shipping costs.

For items valued over $75, we recommend using a trackable shipping service or purchasing shipping insurance.
We cannot guarantee that we will receive your returned item if shipped independently.


Refund Processing

Once your return is received and inspected:

  • In-store returns are refunded to the original form of payment or issued as a gift card.
  • Mail-in returns using our prepaid label are refunded to the original payment method within 3–5 business days after we receive your return.

Please allow:

  • 5–7 business days for the return to reach our Returns Center.
  • An additional 3–10 business days for your bank to post the refund to your account.

Damages, Issues & Claims

Please inspect your order immediately upon receipt.
If you receive a defective, damaged, or incorrect item, contact us right away at support@ibspot.com.
We’ll evaluate the issue promptly and make it right.

Product Claims

Before purchasing, please review product details carefully.
If there is a problem with your order upon arrival, visit our Support Center or contact us directly to arrange return shipping or replacement.


Exchanges

We do not process direct exchanges.
The fastest way to get what you need is to return the original item and place a new order once your return is accepted.


Return Address

IBSPOT Return Center
15 Sawmill Ln
Dover Plains, NY 12522
United States


Customer Support

Our support team is available 24/7 to assist with cancellations, returns, or general inquiries.

Email: support@ibspot.com
Contact Form: Contact Us page

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