Model:
BCI-100
At Big Daddy Fans, we proudly manufacture and supply high-performance Circular Inline Fans, designed for reliable airflow and pressure management in ventilation systems. These fans are ideal for duct-based air movement in commercial, residential, and industrial spaces, offering quiet operation, efficient performance, and space-saving design.
Engineered with a cylindrical body, circular inline fans are easy to install within round ductwork, ensuring a seamless integration into your HVAC or exhaust system.
Compact Circular Design for inline duct mounting
Quiet, High-Volume Airflow with low vibration
Energy-Efficient Motors with thermal overload protection
Durable Casing (Galvanized Steel or FRP options)
Available in multiple diameters & CFM ratings
Low Maintenance and easy to clean
Compatible with speed controllers & sensors
HVAC Systems in Homes & Offices
Hotels & Commercial Buildings
Bathrooms & Restrooms
Hydroponics & Grow Rooms
Server Rooms & Labs
Kitchens & Cafeterias
Workshop Ventilation
Model:
BCI-100
Size (Dia)
100
Motor kW/HP
RPM
Air Volume(CMM)
Total Weight (Kg)
2.9
Coverage (SQ.M)
Frequency(Hz)
50/60
dBA*
60
Model:
BCI-125
Size (Dia)
125
Motor kW/HP
RPM
Air Volume(CMM)
Total Weight (Kg)
3.2
Coverage (SQ.M)
Frequency(Hz)
50/60
dBA*
65
Model:
BCI-150
Size (Dia)
200
Motor kW/HP
RPM
Air Volume(CMM)
Total Weight (Kg)
4.4
Coverage (SQ.M)
Frequency(Hz)
50/60
dBA*
69
Model:
BCI-200
Size (Dia)
300
Motor kW/HP
RPM
Air Volume(CMM)
Total Weight (Kg)
5.0
Coverage (SQ.M)
Frequency(Hz)
50/60
dBA*
73
Model:
BCI-250
Size (Dia)
350
Motor kW/HP
RPM
Air Volume(CMM)
Total Weight (Kg)
5.0
Coverage (SQ.M)
Frequency(Hz)
50/60
dBA*
74
Model:
BCI-315
Size (Dia)
400
Motor kW/HP
RPM
Air Volume(CMM)
Total Weight (Kg)
8.0
Coverage (SQ.M)
Frequency(Hz)
50/60
dBA*
80
A circular inline fan is a ventilation device designed to be mounted within round ductwork, used for efficiently moving air through the duct system in either intake or exhaust applications.
They offer space-saving installation, quiet operation, and are ideal for long duct runs, delivering consistent airflow with minimal maintenance.
Circular inline fans are commonly used in residential and commercial ventilation systems, particularly in bathrooms, kitchens, grow rooms, HVAC ducts, and server rooms.
No. Big Daddy circular inline fans are engineered with low-noise motors and aerodynamic blades, ensuring whisper-quiet performance even in continuous use.
Yes, our circular inline fans are built to handle moderate to high static pressure, making them suitable for longer or more complex ductwork systems.