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{"title":"Aluminum Blade Negative Pressure Fan Direct Drive For Ventilation And Cooling","imgUrl":"https:\/\/img.chinax.com\/nimg\/2e\/2e\/8c7a1b42090c88fc047faef68e92-200x200-1\/aluminum_blade_negative_pressure_fan_direct_drive_for_ventilation_and_cooling.jpg","attrs":{"Brand Name":"Dahanfeng","Model Number":"DHF-2A","Certification":"3C, CE, RoHs,IS09001,ISO14001,CEP","Place of Origin":"Guangdong, China"}}
{"title":"Galvanised Plate Direct Drive Negative Air Exhaust Fan 550W","imgUrl":"https:\/\/img.chinax.com\/nimg\/83\/39\/97f601c4e444b25317664455bbca-200x200-1\/galvanised_plate_direct_drive_negative_air_exhaust_fan_550w.jpg","attrs":{"Brand Name":"Dahanfeng","Model Number":"DHF-1060F","Certification":"3C, CE, RoHs,IS09001,ISO14001,CEP","Place of Origin":"Guangdong, China"}}
{"title":"Horizontal And Longitudinal Negative Pressure Fan 380V for Fresh And Moist Air","imgUrl":"https:\/\/img.chinax.com\/nimg\/e9\/85\/cb0261b582fa02a5f0fc3a52ff2a-200x200-1\/horizontal_and_longitudinal_negative_pressure_fan_380v_for_fresh_and_moist_air.jpg","attrs":{"Brand Name":"Dahanfeng","Model Number":"DHF-1A","Certification":"3C, CE, RoHs,IS09001,ISO14001,CEP","Place of Origin":"Guangdong, China"}}
{"title":"Customizable Speed Control Negative Pressure Fan with Belt for Optimal","imgUrl":"https:\/\/img.chinax.com\/nimg\/00\/42\/f4cc761580cdb29a8d686c41cc8c-200x200-1\/customizable_speed_control_negative_pressure_fan_with_belt_for_optimal_ventilation.jpg","attrs":{"Brand Name":"Dahanfeng","Model Number":"DHF-2B","Certification":"3C, CE, RoHs,IS09001,ISO14001,CEP","Place of Origin":"Guangdong, China"}}
{"title":"Ceiling Hanging Negative Pressure Fan 380 V\/50 Hz With Strong Wind Power","imgUrl":"https:\/\/img.chinax.com\/nimg\/0b\/c0\/6eb883805281f5bfc43fdb0241e1-200x200-1\/ceiling_hanging_negative_pressure_fan_380_v_2f50_hz_with_strong_wind_power.jpg","attrs":{"Brand Name":"Dahanfeng","Model Number":"DHF-3A","Certification":"3C, CE, RoHs,IS09001,ISO14001,CEP","Place of Origin":"Guangdong, China"}}
{"title":"Fiberglass Direct Drive Negative Pressure Fan 370rpm With Galvanized Plate","imgUrl":"https:\/\/img.chinax.com\/nimg\/83\/39\/97f601c4e444b25317664455bbca-200x200-1\/fiberglass_direct_drive_negative_pressure_fan_370rpm_with_galvanized_plate.jpg","attrs":{"Brand Name":"Dahanfeng","Model Number":"DHF-1260F","Certification":"3C, CE, RoHs,IS09001,ISO14001,CEP","Place of Origin":"Guangdong, China"}}
{"title":"High Speed Rotor Negative Pressure Exhaust Fan Low Noise 370W 380V","imgUrl":"https:\/\/img.chinax.com\/nimg\/18\/12\/4dad1de2769e4b86974425037041-200x200-1\/high_speed_rotor_negative_pressure_exhaust_fan_low_noise_370w_380v.jpg","attrs":{"Brand Name":"Dahanfeng","Model Number":"DHF-1-PA","Certification":"3C, CE, RoHs,IS09001,ISO14001,CEP","Place of Origin":"Guangdong, China"}}
Direct-drive Negative Pressure Fan The Optimal Choice for Ventilation and Cooling
An exhaust fan with belt is a useful ventilation device with the following characteristics:
Construction and Design:
The fan typically has a sturdy metal casing that houses the fan blades and motor. The belt-driven mechanism consists of a belt that connects the motor to the fan impeller.
The fan blades are designed to be aerodynamic, ensuring efficient air movement. They are often made of durable materials such as steel or plastic to withstand continuous operation.
Function and Performance:
This type of exhaust fan is primarily used to remove stale air, odors, fumes, and excess heat from a space. It works by drawing in air from one side and expelling it to the outside through a duct or opening.
The belt drive system allows for a certain degree of flexibility in speed control. By adjusting the tension of the belt or using a variable speed controller, you can regulate the fan's airflow output to meet the specific ventilation needs of different environments.
Company Details
Bronze Gleitlager
,
Bronze Sleeve Bushings
and
Graphite Plugged Bushings
from Quality China Factory
Business Type:
Manufacturer,Distributor/Wholesaler
Year Established:
2007
Total Annual:
1.2-2.5millions
Employee Number:
150~300
Ecer Certification:
Verified Supplier
Dahanfeng is the brand owned by Guangdong Xingchen Zhaoye Environmental Technology Co., Ltd. It's been committed to the R&D, production and sales of ventilation equipment as negative pressure fans, eco-friendly air conditioners, etc. Nowadays products serial as dehum... Dahanfeng is the brand owned by Guangdong Xingchen Zhaoye Environmental Technology Co., Ltd. It's been committed to the R&D, production and sales of ventilation equipment as negative pressure fans, eco-friendly air conditioners, etc. Nowadays products serial as dehum...