With our own integrity and strength, our customers agree that our boiler centrifugal fan, Square Shaded Pole Unit Bearing Motor, in line extractor fan have stable performance and reliable quality. After years of development, our management level, comprehensive strength and brand image have been continuously improved. We always adhere to the path of sustainable development and do our best to build a resource-saving and environment-friendly society and realize the sustainable development of mankind.
Production description
(1)YWF External Rotor Centrifugal Fans are divided into forward centrifugal fan and backward centrifugal fan according to curved blades, which have compact structure, convenient installation, credible running, little noise, energy saving and high efficiency.
(2)Several speed ranks, adapt to both frequency conversion and voltage transformation speed changing active. Our products are widely used in duct fans, roof ventilator, air purifying equipment, air conditioning, and household appliances, etc.
(3)The voltage of the single phase motor is 220V, 50/60 Hz, and the voltage of three phase motors is 380V, 50/60Hz. We can also supply other fan motors with different voltages and frequencies according to clients' requirement.
(4)The safety grade of this series is IP54, and the insulation classes are class B and class F.
(5)The applicable ambient temperature of the fan motors used in condenser is from -30℃~60℃.
(6) The average service life of motors is over 30,000 hours.
(7) Our products have gotten UL approval, CE approval and CCC approval.
(8)Typical applications
Exhausting industrial processes, roof and building ventilation, clean room and other sensitive HEPA filtering application, laboratory and research facility ventilation, air conditioner, heat exchangers, in-line duct blowers, range hood, fire place inserts, humidifiers, dehumidifiers, hand dryers
Performance parameters
| Model | Voltag V | Frequency | Current | Input Power | Speed | Max Air Flow | Capacitor | Noise | Curve |
YWFB2E220 | 230 | 50/60 | 0.4/0.55 | 90/120 | 2600/2900 | 900/1000 | 3 | 72/75 | ①② |
115 | 50/60 | 0.8/1.1 | 90/120 | 2600/2900 | 900/1000 | 12 | 72/75 | ||
YWFB4E220 | 230 | 50/60 | 0.18/0.21 | 41/48 | 1450/1700 | 430/500 | 2 | 50/60 | ③④ |


Production details

Production Equipment

High speed punching

Projection Apparatus

High and Low Temperature Test Chamber

Auto coil winding machine

Air Flow Room

CNC lathe

Automatic spray painting

Production Line

Rain Lab

welding manipulator
Our company will keep the aim of seeking progress with science and technology and develop better and better Belt Drive Commercial Upblast and Downblast Centrifugal Roof Kitchen Exhaust Fan to meet the needs of customers. We usually continually offer you the most conscientious consumer services, along with the widest variety of designs and styles with finest materials. Inspired by our corporate culture, each of our employees continues to pursue excellence through their own practices and experiences.
Hot Tags: upblast exhaust fan, China, suppliers, manufacturers, factory, customized, wholesale, price, quotation, pricelist, for sale, Centrifugal Fan For Industrial Refrigeration System, AC Centrifugal Fans, boiler centrifugal fan, Electronically Commutated Motor ECM, EC Freezer Fan Motor, Electronically Commutated Motor ECQ






