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Popula Group Company Limited

  • China,Foshan ,Guangdong
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China Bidirectional Fresh Air System Ceiling Mounted Low Noise Air Ventilator
China Bidirectional Fresh Air System Ceiling Mounted Low Noise Air Ventilator

  1. China Bidirectional Fresh Air System Ceiling Mounted Low Noise Air Ventilator

Bidirectional Fresh Air System Ceiling Mounted Low Noise Air Ventilator

  1. MOQ: 1 set
  2. Price:
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Motorpower 0.5 kW - 30 kW
Type Centrifugal
Supply Ability 100000 Sets/week
Payment Terms T/T
Operatingtemperature -20°C to 80°C
Productname Industrial Centrifugal Fan
Speed 500 - 3600 RPM
Noiselevel 65 - 85 dB
Pressurerange 500 - 5000 Pa
Mountingtype Horizontal / Vertical
Outletdiameter 150 - 1000 mm
Application Ventilation, Dust Collection, Material Handling
Airflowcapacity 1000 - 50000 CFM
Delivery Time 2 two days for sampe order and 10 days for bulk order
Material Steel / Stainless Steel
Protectionclass IP54 / IP55
Powersupply 220V / 380V / 440V
Inletdiameter 200 - 1200 mm
Certification CE, UL, Rohs
Brand Name Popula
Place of Origin China

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  1. Product Details
  2. Company Details

Product Specification

Motorpower 0.5 kW - 30 kW Type Centrifugal
Supply Ability 100000 Sets/week Payment Terms T/T
Operatingtemperature -20°C to 80°C Productname Industrial Centrifugal Fan
Speed 500 - 3600 RPM Noiselevel 65 - 85 dB
Pressurerange 500 - 5000 Pa Mountingtype Horizontal / Vertical
Outletdiameter 150 - 1000 mm Application Ventilation, Dust Collection, Material Handling
Airflowcapacity 1000 - 50000 CFM Delivery Time 2 two days for sampe order and 10 days for bulk order
Material Steel / Stainless Steel Protectionclass IP54 / IP55
Powersupply 220V / 380V / 440V Inletdiameter 200 - 1200 mm
Certification CE, UL, Rohs Brand Name Popula
Place of Origin China
High Light Fresh Air System Ceiling MountedAdjustable Speed Fresh Air SystemLow Noise Fresh Air Ventilator

S Series Bidirectional Flow Fresh Air Ventilator

 

The S series bidirectional flow fresh air unit is a thin ceiling-mounted ventilation device with dual air inlet centrifugal fan structure, realizing simultaneous fresh air supply and indoor stale air exhaust. It features slim cabinet, ultra-low noise operation and two-speed adjustable airflow, widely applicable to residences, schools, basements, shopping malls, hotels and internet cafes, with 5 airflow specifications ranging from 200 to 1000 m³/h.

 

Core Product Features

 

Structural & Performance Advantages

 

· Bidirectional Air Exchange Integrated Design: Single unit completes fresh air intake and dirty air exhaust at the same time, realizes air circulation between indoor and outdoor, no need to match two separate single-way fans, saves installation space and overall project cost.

· Dual Air Inlet Centrifugal Fan System: Multi-blade centrifugal impeller + double suction air duct + high-efficiency volute, generates higher static pressure for long-distance duct layout, greatly reduces operating noise, minimum noise only 33dB.

· Ultra-Thin Integrated Cabinet: Compact slim body, lightweight structure, easy concealed ceiling hoisting without occupying indoor usable space; detachable shell for convenient fan cleaning and filter maintenance.

· Two-Speed Adjustable Control: High / low two wind speed gears, freely switch airflow volume according to indoor passenger flow and air quality demand.

· Sealed galvanized sheet housing: Anti-rust and airtight, effectively prevent air leakage during air supply & exhaust, support stable 24-hour continuous operation.

 

Working Principle

 

Dual-circulation bidirectional ventilation:

Outdoor fresh air is sucked into the unit via the air supply port, conveyed into each room through ventilation ducts.

Stale indoor air containing CO₂, peculiar odor and pollutants is drawn back into the machine via the exhaust port and discharged outdoors, forming complete indoor-outdoor air circulation without relying on door/window gaps for exhaust.

 

Typical Application Scenarios

 

· Civil: Family houses, villas, bedrooms, study rooms, basements, newly renovated rooms

· Commercial: Supermarkets, shopping malls, hotels, internet cafes, classrooms, kindergartens, small closed offices

· Matching demand: Closed spaces with poor natural ventilation, quiet environments requiring low noise, venues needing independent exhaust pipeline layout

 

Usage Restrictions

 

· Installation method: Concealed ceiling hoisting only, wall-mounted exposed installation is not supported.

· Standard power supply: 220V 50Hz single-phase AC household & commercial electricity.

· Operating ambient temperature: -10℃ ~ 45℃, avoid long-term direct sunlight exposure.

· Maintenance reminder: Regularly disassemble the cabinet to clean fan impellers and replace matched filter screens to prevent dust accumulation from increasing noise and reducing airflow.

 

Model No. High Gear Power(W) Low Gear Power(W) High Airflow(m³/h) Low Airflow(m³/h) High Static Pressure(Pa) Low Static Pressure(Pa) High Noise(dB) Low Noise(dB) Pipe Diameter Φ(mm) Overall Size L×W×H(mm) Net Weight(Kg)
S200 85 65 200 150 210 160 35 33 100 789×443×148 14
S350 100 70 350 250 220 170 40 38 150 789×443×198 15
S500 130 120 500 350 240 200 42 39 150 789×443×198 16
S800 240 190 800 600 250 230 45 43 200 789×443×250 19
S1000 360 240 1000 800 260 240 48 45 250 789×443×310 25

 

Q1: What is the biggest difference between S series bidirectional fan and FP/F series single-way fresh air fan?
A1: S series integrates independent air supply and exhaust channels inside one unit, which can send fresh air and discharge dirty air simultaneously with complete air circulation. Single-way models only supply fresh air and exhaust air through door/window gaps, without independent exhaust pipeline.
 
Q2: What fan structure does this S series adopt? What are the noise advantages?
A2: It uses dual air inlet centrifugal multi-blade fan wheel with optimized volute air duct design, the minimum low-speed operating noise is only 33dB, suitable for quiet spaces such as bedrooms and hotel rooms.
 
Q3: How many wind speed gears are available for adjustment? Can the airflow be adjusted flexibly?
A3: Equipped with two-speed control of high and low gears, users can switch the airflow according to the number of indoor people and air pollution level.
 
Q4: What installation method is adopted? Will it occupy indoor floor space?
A4: Ceiling concealed hoisting installation, the whole machine is hidden inside the ceiling, only ventilation pipe outlets are exposed, which will not occupy usable indoor ground area.
 
Q5: What power supply standard does S series use? Is it compatible with ordinary household sockets?
A5: Standard 220V 50Hz single-phase AC power supply, fully matching common household and commercial socket standards.
 
Q6: What commercial scenarios is this series mainly suitable for?
A6: Widely used in supermarkets, hotels, internet cafes, schools and other commercial closed spaces, also applicable to residential villas and basements with poor natural ventilation.
 
Q7: Is the machine easy to disassemble for daily maintenance?
A7: The integrated cabinet is detachable, convenient to take out the internal fan and filter screen for regular cleaning and replacement, with low maintenance difficulty.
 
Q8: Does this bidirectional unit have heat exchange energy recovery function?
A8: This standard S series is basic bidirectional air exchange model without total heat exchange core, focusing on complete indoor and outdoor air circulation; if energy recovery function is required, you can select FE series total heat recovery fresh air ventilator.
 
Q9: Can we customize special voltage such as 110V/60Hz for export bulk orders?
A9: The standard configuration is 220V 50Hz. We support customized motors and control panels with special voltages for large export container orders to adapt to local power grid standards.
 
Q10: What complete after-sales spare parts and technical support can be provided for bulk purchases?
A10: Each unit is attached with full English installation and operation manual. We supply complete spare parts including fan motors, two-speed control switches and matched filter screens, and provide professional ceiling pipeline layout design guidance and fault troubleshooting technical support for wholesale customers.

 

Company Details

Bronze Gleitlager

,

Bronze Sleeve Bushings

 and 

Graphite Plugged Bushings

 from Quality China Factory
  • Business Type:

    Manufacturer,Exporter,Seller

  • Year Established:

    1996

  • Total Annual:

    5000000-8000000

  • Employee Number:

    1000~1200

  • Ecer Certification:

    Verified Supplier

Popula Group Company Limited – Corporate Profile Founded in 1996 in Nanhai District, Foshan City, Popula Group Company Limited has grown into a leading manufacturer in the ventilation industry. Our state‑of‑the‑art campus spans 115,000 m², including 80,000 m²&nb... Popula Group Company Limited – Corporate Profile Founded in 1996 in Nanhai District, Foshan City, Popula Group Company Limited has grown into a leading manufacturer in the ventilation industry. Our state‑of‑the‑art campus spans 115,000 m², including 80,000 m²&nb...

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  • Popula Group Company Limited
  • No.3, Tangxin 3rd Road, Xincheng, Xiaotang, Shishan Town, Nanhai District, Foshan, Guangdong, China
  • https://www.popula-air.com/

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