Products

Professional ultra-quiet duct fan with 40-50mm sound-absorbing foam, EC motor with PWM speed control, and high static pressure. Ideal for noise-sensitive environments.
  • Model: HDI-125/150/200/250/300/315PE
  • Type: Silent Duct Fan
  • Motor: EC motor with PWM speed control
  • Noise Reduction: 40-50mm thick noise-absorbing foam
  • Mounting: Hook mounting
  • Housing Material: High-quality metal with matt black painting
  • Optional Feature: Speed controller included
Professional energy-efficient mixed-flow duct fan with ERP2018 compliance, 0-10V/PWM speed control, and IP44 protection. Ideal for smart ventilation systems.
  • Model: HDD-100PE / HDD-125PE / HDD-150PE / HDD-200PE
  • Type: Eco-Watt Silent Mixed-Flow Inline Duct Fan
  • Motor: Eco-watt energy-saving motor (ERP2018 compliant)
  • Speed Control: 0-10V / PWM signal control
  • Protection Features: Soft start, overcurrent/overvoltage/overheat protection
  • Installation: Quick-install special joint design
  • Protection Grade: IP44
  • Operating Temperature: -20°C to 60°C
Professional silent mixed-flow inline duct fan with high airflow, built-in check valve, and IP44 protection. Ideal for residential and commercial ventilation systems.
  • Model: HDD-100P / HDD-125P / HDD-150P / HDD-200P
  • Type: Mixed-flow inline duct fan
  • Material: Environmental protection plastic
  • Bearings: Dual NMB ball bearings
  • Service Life: Over 50,000 hours
  • Protection Grade: IP44
  • Operating Temperature: -20°C to 60°C
  • Optional Features: 3-speed motor, timer, temperature/humidity sensor
Professional EC metal centrifugal duct fan with high pressure airflow, 100% variable speed control, and IP44 protection. Ideal for commercial & industrial ventilation systems requiring adjustable airflow.
  • Model: HEE-100/125/150/160/200/250/315IE
  • Housing Material: Heavy steel with powder coat finish
  • Motor Type: EC motor with thermal overload protection
  • Speed Control: Full variable speed adjustable
  • Bearings: Permanently lubricated sealed bearings
  • Protection Grade: IP44
  • Installation: Wall/ceiling mounted brackets included
Professional EC plastic centrifugal duct fan with 100% variable speed control, built-in noise reduction, and IP44 protection. Ideal for commercial & residential ventilation systems requiring adjustable airflow.
  • Model: HEE-100PE / HEE-150PE / HEE-200PE
  • Housing Material: High-quality polypropylene (PP)
  • Motor Type: EC motor with thermal overload protection
  • Speed Control: 100% variable speed controllable
  • Bearings: Permanently lubricated sealed bearings
  • Installation: Wall-mounted / Ceiling-mounted (brackets included)
  • Protection Grade: IP44
  • Insulation Class: F
The HEE-P Series Silent Centrifugal Duct Fan delivers ultra-quiet airflow with built-in sound-absorbing cotton and IP67 protection, designed for low-noise ventilation in commercial, residential, and industrial applications.
  • Models: HEE-100PE / HEE-150PE / HEE-200PE
  • Housing Material: High-quality polypropylene
  • Motor Type: Outer rotor motor with NSK ball bearings and thermal protection
  • Working Life: 50,000 hours
  • Balance Precision: G2.5
  • Protection Grade: IP67
  • Insulation Grade: Class F
  • Operating Temperature: -20°C to 60°C
The HEE-I Series centrifugal duct fan delivers reliable, high-pressure airflow for long duct runs, with low noise, moisture resistance, and a maintenance-free design for commercial and industrial ventilation systems.
  • Model: HEE-100/125/150/160/200/250/315I
  • Material: High-quality metal
  • Motor: Outer rotor motor with thermal protector
  • Bearing: NSK ball bearing
  • Lifespan: 50,000 hours
  • Protection Grade: IP44
  • Balance Grade: G2.5
1.The fan use a DC variable frequency motor for lower energy consumption. 2.The fan is designed for high air pressure and low noise. 3.The fan has a protection grade of IP44, ensuring dust and water resistance. 4.The fan features stable performance for overcurrent,overvoltage,over temperature and overload protection.

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