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FG3G450-48PL-20带网罩
Fanova
The FG3G450-48PL-20 Axial Flow Industrial Fan from Fanova is a high-capacity, low-noise cooling and ventilation solution engineered for demanding industrial environments. With a 450mm diameter, 48V DC brushless (BLDC) motor, and propylene with glass-fiber reinforced impeller, this fan delivers an impressive maximum airflow of 5450 m³/H while operating at just 63 dB(A)—making it a quiet high-volume axial fan ideal for extended use. It features an IP44 protection rating, Class B insulation, and a durable guard grille, ensuring resistance to dust, moisture, and accidental contact. Designed to tolerate voltage fluctuations (3657VDC), it integrates PWM/010V speed control and FG tachometer output, making it compatible with off-grid power systems, battery backups, and industrial automation setups.

Parameter | Unit | Value |
Nominal Voltage | VDC | 48 |
Voltage Range | VDC | 36~57 |
Current Draw | A | 5.4±10% |
Speed (RPM) | min⁻¹ | 1450±5% |
Power Consumption | W | 260 ±10% |
Sound Pressure Level | dB(A) | 63 ±5% |
Max. Air Flow | CFM / m³/H | 3207.33 / 5450 |
Max. Static Pressure | In. wg / Pa | 0.74 / 185 |
Insulation Class | ~ | Class B |
Protection Level | ~ | IP44 |
Control Input | ~ | 0~10VDC / PWM |
Signal Output | ~ | FG (Tach output) |
Operating Temperature | ℃ | -25 (Min.) ~ 60 (Max.) |
Storage Temperature | ℃ | -40 ~ 75 |
Operating Humidity | RH | 5% ~ 90% |
Life Expectancy (L10) | Hours | 50,000 (40℃, 15%~65%RH) |
This axial flow fan moves up to 5450 m³/H of air, making it perfect for cooling heavy machinery, ventilating large warehouses, and clearing fumes or dust from expansive spaces. The 7-blade impeller design optimizes airflow efficiency while resisting corrosion and wear.
With a sound pressure level of just 63 dB(A), the fan operates significantly quieter than standard industrial axial fans—ideal for environments where noise pollution is a concern, such as workshops, labs, and commercial facilities.
Optimized for industrial power systems, the fan tolerates voltage drops to 36VDC without performance loss. It is compatible with battery backups, solar hybrid systems, and off-grid setups, making it a versatile choice for renewable energy applications.
The fan includes a removable guard grille to prevent accidental contact with blades while maintaining unimpeded airflow. The IP44 rating protects against dust and water splashes, and the propylene with glass-fiber reinforced impeller resists oil mist, coolants, and abrasive particles.
Pre-wired for 0~10VDC / PWM speed control, the fan allows seamless adjustment via external controllers. The FG tachometer output (4 pulses/revolution) enables real-time RPM tracking, supporting maintenance alerts and operational oversight.
Cools CNC machines, laser cutters, and hydraulic systems in workshops. The corrosion-resistant impeller withstands oil mist and metal shavings, ensuring long-term reliability in harsh industrial conditions.
Ventilates warehouses, factories, and agricultural barns, clearing heat, dust, and fumes. The high-volume airflow ensures consistent air circulation across expansive areas.
Extracts heat from solar inverters and battery storage cabinets. Its 48V DC compatibility aligns with off-grid power systems, making it a sustainable choice for renewable energy setups.
Boosts airflow in restaurant ductwork, lab exhaust systems, and retail spaces. The IP44 rating handles steam and occasional splashes, while the quiet operation suits customer-facing environments.
Ideal for ventilating barns and greenhouses, regulating temperature and humidity to protect livestock and crops. The durable design resists agricultural dust and moisture.
Wipe the blades with a non-abrasive degreaser or damp cloth. Avoid high-pressure water, as this may damage the fan’s electronics.
Yes, the guard grille is removable for cleaning or maintenance. However, reinstallation requires torque calibration (refer to the user manual), and the fan should never operate without the grille.
Absolutely. You can link the PWM control wires of multiple fans to a single controller to synchronize speed across units, simplifying centralized control.
The fan operates reliably between -25℃ (minimum) and 60℃ (maximum). The IC heat sink can withstand up to 115℃, and the lead wire is rated for 120℃.
Yes, the fan’s 48V DC voltage and 36~57VDC range make it compatible with solar hybrid systems and battery backups, making it an excellent choice for off-grid applications.
The FG3G450-48PL-20 Axial Flow Industrial Fan from Fanova is a high-capacity, low-noise cooling and ventilation solution engineered for demanding industrial environments. With a 450mm diameter, 48V DC brushless (BLDC) motor, and propylene with glass-fiber reinforced impeller, this fan delivers an impressive maximum airflow of 5450 m³/H while operating at just 63 dB(A)—making it a quiet high-volume axial fan ideal for extended use. It features an IP44 protection rating, Class B insulation, and a durable guard grille, ensuring resistance to dust, moisture, and accidental contact. Designed to tolerate voltage fluctuations (3657VDC), it integrates PWM/010V speed control and FG tachometer output, making it compatible with off-grid power systems, battery backups, and industrial automation setups.

Parameter | Unit | Value |
Nominal Voltage | VDC | 48 |
Voltage Range | VDC | 36~57 |
Current Draw | A | 5.4±10% |
Speed (RPM) | min⁻¹ | 1450±5% |
Power Consumption | W | 260 ±10% |
Sound Pressure Level | dB(A) | 63 ±5% |
Max. Air Flow | CFM / m³/H | 3207.33 / 5450 |
Max. Static Pressure | In. wg / Pa | 0.74 / 185 |
Insulation Class | ~ | Class B |
Protection Level | ~ | IP44 |
Control Input | ~ | 0~10VDC / PWM |
Signal Output | ~ | FG (Tach output) |
Operating Temperature | ℃ | -25 (Min.) ~ 60 (Max.) |
Storage Temperature | ℃ | -40 ~ 75 |
Operating Humidity | RH | 5% ~ 90% |
Life Expectancy (L10) | Hours | 50,000 (40℃, 15%~65%RH) |
This axial flow fan moves up to 5450 m³/H of air, making it perfect for cooling heavy machinery, ventilating large warehouses, and clearing fumes or dust from expansive spaces. The 7-blade impeller design optimizes airflow efficiency while resisting corrosion and wear.
With a sound pressure level of just 63 dB(A), the fan operates significantly quieter than standard industrial axial fans—ideal for environments where noise pollution is a concern, such as workshops, labs, and commercial facilities.
Optimized for industrial power systems, the fan tolerates voltage drops to 36VDC without performance loss. It is compatible with battery backups, solar hybrid systems, and off-grid setups, making it a versatile choice for renewable energy applications.
The fan includes a removable guard grille to prevent accidental contact with blades while maintaining unimpeded airflow. The IP44 rating protects against dust and water splashes, and the propylene with glass-fiber reinforced impeller resists oil mist, coolants, and abrasive particles.
Pre-wired for 0~10VDC / PWM speed control, the fan allows seamless adjustment via external controllers. The FG tachometer output (4 pulses/revolution) enables real-time RPM tracking, supporting maintenance alerts and operational oversight.
Cools CNC machines, laser cutters, and hydraulic systems in workshops. The corrosion-resistant impeller withstands oil mist and metal shavings, ensuring long-term reliability in harsh industrial conditions.
Ventilates warehouses, factories, and agricultural barns, clearing heat, dust, and fumes. The high-volume airflow ensures consistent air circulation across expansive areas.
Extracts heat from solar inverters and battery storage cabinets. Its 48V DC compatibility aligns with off-grid power systems, making it a sustainable choice for renewable energy setups.
Boosts airflow in restaurant ductwork, lab exhaust systems, and retail spaces. The IP44 rating handles steam and occasional splashes, while the quiet operation suits customer-facing environments.
Ideal for ventilating barns and greenhouses, regulating temperature and humidity to protect livestock and crops. The durable design resists agricultural dust and moisture.
Wipe the blades with a non-abrasive degreaser or damp cloth. Avoid high-pressure water, as this may damage the fan’s electronics.
Yes, the guard grille is removable for cleaning or maintenance. However, reinstallation requires torque calibration (refer to the user manual), and the fan should never operate without the grille.
Absolutely. You can link the PWM control wires of multiple fans to a single controller to synchronize speed across units, simplifying centralized control.
The fan operates reliably between -25℃ (minimum) and 60℃ (maximum). The IC heat sink can withstand up to 115℃, and the lead wire is rated for 120℃.
Yes, the fan’s 48V DC voltage and 36~57VDC range make it compatible with solar hybrid systems and battery backups, making it an excellent choice for off-grid applications.




Life Expectance | 50,000 Hours(L10),At 40℃ room, humidity 15%~65%RH |
Technical features | Motor current limitation |
Soft starting Protection | |
Under/Over voltage detection | |
Thermal overload protection for electronics/motor | |
Line undervoltage detection | |
Locked-rotor Protection | |
Reverse Polarity Protection |
Operating Temperature | Fan | -25℃ (Min. )~60℃ (Max. ) |
Heat sink of IC | 115℃ (Max. ) | |
Other electronic parts | 85℃ (Max. ) | |
Ball bearing | 80℃ (Max. ) | |
Lead Wire | 120℃ (Max. ) | |
Storage Temperature | -40℃ to 75℃ | |
Operating Humidity | 5% to 90% RH | |
Storage Humidity | 5% to 95% RH | |
Life Expectance | 50,000 Hours(L10),At 40℃ room, humidity 15%~65%RH |
Technical features | Motor current limitation |
Soft starting Protection | |
Under/Over voltage detection | |
Thermal overload protection for electronics/motor | |
Line undervoltage detection | |
Locked-rotor Protection | |
Reverse Polarity Protection |
Operating Temperature | Fan | -25℃ (Min. )~60℃ (Max. ) |
Heat sink of IC | 115℃ (Max. ) | |
Other electronic parts | 85℃ (Max. ) | |
Ball bearing | 80℃ (Max. ) | |
Lead Wire | 120℃ (Max. ) | |
Storage Temperature | -40℃ to 75℃ | |
Operating Humidity | 5% to 90% RH | |
Storage Humidity | 5% to 95% RH | |