This centrifugal fan is published with the manufacturer’s full specification — voltage 24VDC/ 48VDC, power source type Battery Powered. Made by Ningbo Longwell 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 Centrifugal Fan
- Model Number: LWDC-355mm
- Power Source Type: Battery Powered
- Power Input: DC24/48 ; 50/60 Hz
- Voltage: 24VDC/ 48VDC
- Material: Stainless Steel, Plastic, Aluminum Alloy, Steel
- Blade Material: Aluminum Alloy
Technical Specifications
| Duct Diameter | 4 in, 6in, 8 in, 12 in, 10 in, 5 in, 14 in |
|---|---|
| Mounting | Free Standing |
| Voltage | 24VDC/ 48VDC |
| Speed | 4000 RPM, 500 RPM, 800 RPM, 1500 RPM, 600 RPM, 900rpm, 2000 RPM |
| Material | Stainless Steel, Plastic, Aluminum Alloy, Steel |
| Blade Material | Aluminum Alloy |
| Power Source Type | Battery Powered |
| Warranty | 1 Year |
| After-Sales Service Provided | Video Technical Support |
| Customized Support | OEM, ODM, OBM |
| Noise Level | 35–39 dB |
| Place Of Origin | Zhejiang, China |
| Brand Name | LONGWELL |
| Model Number | LWDC-355mm |
| Motor Type | BLDC External Rotor motor |
| Power Input | DC24/48 ; 50/60 Hz |
| Direction | Clockwise seen from Rotor |
| Bearing Type | Ball Bearing |
| Amb,Temp | -25 to +60℃ |
| Insulation | B/F |
| Protection Classs | IP 44 |
| Technical Feature | Tech out put /Over voltage protection /Over loading protection |
| Speed Control | 0~10V/ PWM |
| Type | Centrifugal Fan |
| Selling Units | Single item |
| Single Package Size | 50X50X50 cm |
| Single Gross Weight | 5.0 kg |
Product Details
Types : | 355mm Aluminum Alloy DC 24V 48V BLDC 0~10V PWM DC centrifugal blower fan impeller radial blower |
Voltage Ranges : | 48V; |
Frequency : | 50/60 Hz |
Diamter : | 355mm ( 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: 100 piece
- Volume pricing:
- 100+ piece: US $30 / piece
- Ships from: China
- Customization: OEM and ODM accepted on qualifying volumes.
Frequently Asked Questions
What is the minimum order quantity for this centrifugal fan?
The standard minimum order quantity is 100 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 centrifugal fan be supplied for my local voltage?
The standard configuration is 24VDC/ 48VDC. 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 Centrifugal Fans on HVACR Nexus.
