Key specification for this tangential fan: voltage Dc 24V, blade material aluminium alloy. Everything below is reproduced from the factory data sheet. 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 Tangential Fan
- Voltage: Dc 24V
- Blade Material: aluminium alloy
- Housing Material: Aluminum / Galvanized Metal
- Impeller/Blade Material: Aluminum Alloy
- Speed: 4000 RPM, 1100rpm, 990rpm
- Fan Speed: 0~10V /PWM Variable Speed
Technical Specifications
| Voltage | Dc 24V |
|---|---|
| Speed | 4000 RPM, 1100rpm, 990rpm |
| Mounting | Free Standing |
| Blade Material | aluminium alloy |
| Customized Support | OEM, ODM, OBM |
| After-Sales Service Provided | Video Technical Support |
| Warranty | 1 Year |
| Place Of Origin | Zhejiang, China |
| Brand Name | LONGWELL |
| Motor Type | DC brushless external Motor |
| Housing Material | Aluminum / Galvanized Metal |
| Impeller/Blade Material | Aluminum Alloy |
| Bearing Type | Ball bearing |
| Operating Temperature | – 25 ℃ ~ +60 ℃ |
| Fan Speed | 0~10V /PWM Variable Speed |
| Application | Floor Heating / air curtain / air purifier / microwave oven |
| Related Products | 25~200mm Dia available |
| Lengthh Range | UP to 1300mm |
| Type | CROSS FLOW FAN |
| Selling Units | Single item |
| Single Package Size | 25X25X60 cm |
| Single Gross Weight | 6.0 kg |
Product Details


Types : | Creating Perfect Spaces Unleash Potential 120mm DC cross flow fan with Tangential Fan Solutions |
Voltage Ranges : | 24V |
Frequency : | 50/60 Hz |
Diamter : | 120mm ( 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 tangential 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 tangential fan be supplied for my local voltage?
The standard configuration is Dc 24V. 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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