9-12 High Pressure Centrifugal Fan
The 9-12 High Pressure Centrifugal Fan is used when an industrial air system needs to overcome higher resistance, longer duct runs, pressure loss from equipment, or stronger forced-air delivery. It is suitable for high pressure air supply, process ventilation, furnace auxiliary air delivery and non-corrosive gas conveying.
Instead of simply choosing by model name, the 9-12 series should be matched by working point: required airflow, total pressure, system resistance, motor power and installation direction.
What Problem Does the 9-12 Fan Solve?
In many industrial ventilation systems, the challenge is not only moving air. The real difficulty is maintaining sufficient airflow after the air passes through ducts, elbows, filters, dampers, equipment chambers or high-resistance process points. The 9-12 series is designed for these higher-pressure working conditions.
This fan is often considered when a general centrifugal fan cannot reach the required pressure, or when the system needs a stronger air supply margin for continuous operation.
Suitable Working Conditions
Long Duct Air Supply
Used where duct length, elbows and branch lines create clear pressure loss.
Process Equipment Air Delivery
Suitable for equipment that requires stable air volume under higher system resistance.
Industrial Forced Blowing
Applied in forced-air systems where pressure stability is more important than simple exhaust volume.
Non-corrosive Gas Conveying
Can be used for clean or low-dust gas conveying where the medium is non-corrosive and non-viscous.
Performance Data
The following table shows the main 9-12 fan sizes, speed, pressure range, airflow range and motor configuration. This data is for preliminary selection. The final fan should be checked against the actual operating point.
r/min
Pa
m³/h
kW
How to Confirm the Working Point
Notes Before Quotation
The 9-12 series has multiple fan sizes and motor options. A quotation should not be based only on the fan name. To avoid under-selection or unnecessary motor oversizing, Qiyue Fan will check airflow, pressure, motor power, working medium and site installation conditions before confirming the recommended model.
If the project has special temperature, dust, continuous operation or duct layout requirements, please send the working condition details together with the inquiry.
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Send: Airflow | Pressure | Medium Temperature | Motor Power | Outlet Direction | Application
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