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FK3G355-48AY-20
Fanova
Nominal Voltage | VDC | 48 |
Nominal voltage range | VDC | 36~57 |
Current draw | A | 3.5±10% |
Speed(RPM) | min-1 | 1750±5% |
Power consumption | W | 340±10% |
Sound Pressure Level | dB(A) | 70±5% |
Max. Air Flow | CFM / m3/H | 1971.475/3350 |
Max. Static Pressure | In.wg /Pa | 2.32/580 |
Insulation class | ~ | Class B |
Degree of protection | ~ | IP44 |
Control Input | ~ | 0~10VDC / PWM |
Signal Output | ~ | FG (Tach output ) |
The FK3G355-48AY-20 is a heavy-duty bracket-mounted DC centrifugal fan engineered for industrial environments demanding high static pressure (580 Pa) and substantial airflow (3,350 m³/h). Featuring a robust 355mm aluminum impeller and 48V DC motor, it excels in confined spaces where mounting flexibility and corrosion resistance are critical. With IP44-rated construction and ultra-efficient operation, it’s ideal for harsh applications from mobile machinery to industrial ventilation systems.
Bracket-Mounted Versatility
Integrated mounting bracket enables tool-free installation in tight/angled spaces (e.g., equipment cabinets, vehicle frames).
Vibration-dampening design reduces noise transmission in metal enclosures.
High-Pressure Industrial Performance
Aluminum impeller sustains 580 Pa pressure – conquering dense filters, long ducts, or exhaust bottlenecks.
Optimized 48V DC operation (36–57V range) suits solar/battery systems with 20% lower energy loss vs. AC alternatives.
Smart Control & Durability
0–10V/PWM input + tachometer (3 pulses/rev) enables precise speed tuning and real-time RPM feedback.
Sealed ball bearings and corrosion-resistant build ensure 50,000-hour lifespan in dusty/humid conditions.
Mobile Power Units: Cooling for generators, EV charging stations, or construction equipment.
Industrial Process Ventilation: High-resistance exhaust in welding, laser cutting, or powder coating systems.
Telecom/Energy Cabinets: Forced airflow in 5G base stations or battery storage enclosures.
HVAC Boosters: Supplemental pressure in large ducted systems with filter stacks.
Q1: Can the bracket support outdoor installation?
A1: Yes. Aluminum construction resists corrosion, and IP44 rating protects against rain/dust ingress.
Q2: Why choose 48V DC over AC for industrial use?
A2: DC offers finer speed control, zero harmonic distortion, and direct compatibility with battery/solar power – critical for off-grid sites.
Q3: How does it handle high static pressure without noise issues?
A3: Precision-balanced impeller (G6.3) minimizes vibration, while low-RPM design (1,750) reduces acoustic fatigue.
Nominal Voltage | VDC | 48 |
Nominal voltage range | VDC | 36~57 |
Current draw | A | 3.5±10% |
Speed(RPM) | min-1 | 1750±5% |
Power consumption | W | 340±10% |
Sound Pressure Level | dB(A) | 70±5% |
Max. Air Flow | CFM / m3/H | 1971.475/3350 |
Max. Static Pressure | In.wg /Pa | 2.32/580 |
Insulation class | ~ | Class B |
Degree of protection | ~ | IP44 |
Control Input | ~ | 0~10VDC / PWM |
Signal Output | ~ | FG (Tach output ) |
The FK3G355-48AY-20 is a heavy-duty bracket-mounted DC centrifugal fan engineered for industrial environments demanding high static pressure (580 Pa) and substantial airflow (3,350 m³/h). Featuring a robust 355mm aluminum impeller and 48V DC motor, it excels in confined spaces where mounting flexibility and corrosion resistance are critical. With IP44-rated construction and ultra-efficient operation, it’s ideal for harsh applications from mobile machinery to industrial ventilation systems.
Bracket-Mounted Versatility
Integrated mounting bracket enables tool-free installation in tight/angled spaces (e.g., equipment cabinets, vehicle frames).
Vibration-dampening design reduces noise transmission in metal enclosures.
High-Pressure Industrial Performance
Aluminum impeller sustains 580 Pa pressure – conquering dense filters, long ducts, or exhaust bottlenecks.
Optimized 48V DC operation (36–57V range) suits solar/battery systems with 20% lower energy loss vs. AC alternatives.
Smart Control & Durability
0–10V/PWM input + tachometer (3 pulses/rev) enables precise speed tuning and real-time RPM feedback.
Sealed ball bearings and corrosion-resistant build ensure 50,000-hour lifespan in dusty/humid conditions.
Mobile Power Units: Cooling for generators, EV charging stations, or construction equipment.
Industrial Process Ventilation: High-resistance exhaust in welding, laser cutting, or powder coating systems.
Telecom/Energy Cabinets: Forced airflow in 5G base stations or battery storage enclosures.
HVAC Boosters: Supplemental pressure in large ducted systems with filter stacks.
Q1: Can the bracket support outdoor installation?
A1: Yes. Aluminum construction resists corrosion, and IP44 rating protects against rain/dust ingress.
Q2: Why choose 48V DC over AC for industrial use?
A2: DC offers finer speed control, zero harmonic distortion, and direct compatibility with battery/solar power – critical for off-grid sites.
Q3: How does it handle high static pressure without noise issues?
A3: Precision-balanced impeller (G6.3) minimizes vibration, while low-RPM design (1,750) reduces acoustic fatigue.
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 |