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China factory - Kejun Ventilation Equipment (Dongguan) Co., Ltd.

Kejun Ventilation Equipment (Dongguan) Co., Ltd.

  • China,Dongguan ,Guangdong
  • Verified Supplier

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China 450rpm Silver Negative Pressure Fan High Air Volume 220V/380v
China 450rpm Silver Negative Pressure Fan High Air Volume 220V/380v

  1. China 450rpm Silver Negative Pressure Fan High Air Volume 220V/380v

450rpm Silver Negative Pressure Fan High Air Volume 220V/380v

  1. MOQ: 1Pcs
  2. Price: USD500-USD5000/SET
  3. Get Latest Price
Payment Terms T/T,D/A,Western Union,MoneyGram
Supply Ability 1500SET/MONTH
Delivery Time 3 DAYS After Deposit
Packaging Details With regular Film and Carton
Name Galvanized negative pressure fan
Speed 450rpm
Voltage 220V/380v
Air Volume 68000m³/h
Material Galvanized steel
Noise Level ≤68dB
Color Silver
Brand Name KC
Model Number 1220
Certification CE,ISO,SGS
Place of Origin China

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  1. Product Details
  2. Company Details

Product Specification

Payment Terms T/T,D/A,Western Union,MoneyGram Supply Ability 1500SET/MONTH
Delivery Time 3 DAYS After Deposit Packaging Details With regular Film and Carton
Name Galvanized negative pressure fan Speed 450rpm
Voltage 220V/380v Air Volume 68000m³/h
Material Galvanized steel Noise Level ≤68dB
Color Silver Brand Name KC
Model Number 1220 Certification CE,ISO,SGS
Place of Origin China
High Light 450rpm Negative Pressure Fan450rpm negative air pressure fan220V Negative Pressure Fan

Axial Flow Fan Galvanized Negative Pressure Fan High Air Volume​

 

Galvanized sheet is not introduced in detail. As is well known, its advantage in factory ventilation and cooling equipment is its high cost-effectiveness.
Profile negative pressure fan: currently rarely used in the market;
Fiberglass negative pressure fan: Fiberglass is a chemical fiber reinforced plastic.
The characteristics of fiberglass are: (1) light weight and high strength. (2) Good corrosion resistance. It has good tolerance to air, water, acids, alkalis, general concentrations of salts, various raw oils, and organic solvents. (3) Good electrical performance. A good insulation layer material used for manufacturing conductors and insulators. It can still maintain good dielectric charge at high frequencies. Excellent microwave heating permeability. (4) Excellent thermal characteristics. Fiberglass has a low thermal conductivity and is not easily deformed. Due to the strict ventilation and cooling conditions in the workshop, it can be baked with fire.

 

 

Technical parameter

 

Model Number Inlet Diameter (mm) Blade Speed (r/min) Airflow (m³/h) Noise (dB) Power (kW) Rated Voltage (V) Weight (kg) External Dimensions (mm)
F-1 1270 450 44500 68 1.1 380 80 1380 × 1380 × 400
F-2 1110 400 37000 75 0.75 380 60 1220 × 1220 × 400
F-3 950 350 25000 55 0.55 380 50 1060 × 1060 × 400
F-4 790 320 19500 50 0.45 380 40 900 × 900 × 400

 

 

Introduction to Negative Pressure Fans
 
Negative pressure fans are the latest type of ventilation fans and belong to the category of axial flow fans. They are primarily used in negative pressure ventilation and cooling projects, addressing both ventilation and cooling needs simultaneously. These fans are also utilized in various applications such as positive pressure water curtain eco-friendly air conditioning, positive pressure air supply, and positive pressure blowing.
 
 
 Features
 
Negative pressure fans are characterized by their large size, oversized air ducts, large fan diameters, high air volume, low energy consumption, low speed, and low noise. They are mainly classified into two types based on construction materials:
Galvanized Sheet Square Negative Pressure Fans
Fiberglass Horn Negative Pressure Fans
Most galvanized sheet square negative pressure fans share similar structures and technical parameters. The classification of negative pressure fan models will be detailed further. The fiberglass horn negative pressure fans can be divided into belt-driven and direct drive types based on their transmission methods.
 
 
Product Characteristics
 
The entire unit is designed using CAD/CAM technology, featuring low investment costs, high air volume, low noise, minimal energy consumption, stable operation, long lifespan, and high efficiency. The automatic louvers provide dust and water protection while enhancing aesthetics. These fans can both blow air and extract air, making them the optimal choice for modern workshop cooling and ventilation.
Environmentally friendly and energy-efficient, negative pressure fans are set to become the mainstream choice in the ventilation and cooling equipment market.
 
 
 

Company Details

Bronze Gleitlager

,

Bronze Sleeve Bushings

 and 

Graphite Plugged Bushings

 from Quality China Factory
  • Business Type:

    Manufacturer,Other

  • Year Established:

    1999

  • Total Annual:

    3000000-5000000

  • Employee Number:

    180~220

  • Ecer Certification:

    Verified Supplier

Cole June Ventilation Equipment (Dongguan) Co., Ltd‌ specializes in ‌environmental air conditioners‌, ‌water-cooled air conditioners‌, ‌cooling fans‌, and ‌industrial large fans‌. We provide comprehensive services including ‌engineering design, insta... Cole June Ventilation Equipment (Dongguan) Co., Ltd‌ specializes in ‌environmental air conditioners‌, ‌water-cooled air conditioners‌, ‌cooling fans‌, and ‌industrial large fans‌. We provide comprehensive services including ‌engineering design, insta...

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Get in touch with us

  • Reach Us
  • Kejun Ventilation Equipment (Dongguan) Co., Ltd.
  • Room 102, No. 1, Daxing Industrial Road, Liuyongwei, Wanjiang Street, Dongguan City, Guangdong Province
  • https://www.industrial-evaporativecooler.com/

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