- Duct fan housing is made of PP plastic, light, double insulation, with high anti-acid function.
- Sealing design in connection, Protection class: IP44 protection level, dustproof and waterproof.
- Applications include: workshops, welding rooms, restaurants, factories, warehouses, barns, and greenhouses
- Precision balanced for quiet and vibration-free operation throughout.
- Outer rotor motor is used NMB ball bearings for more stability and quiet running and more than 50,000 hours of operation time.
- Reduce expensive cooling bills at home.
- Motor features a permanently lubricated ball bearing that operates quietly and requires no maintenance.
Wireless Smart Control:
- Duct Size: 4”| Airflow: 141 CFM. | Air Pressure: 192 Pa | Noise: 35 dB | Bearings: Dual Ball
- The wireless controller has a built-in sensor to monitor room temperature, humidity and VOC value in real time to enable intelligent operation of the fan. AUTO / manual mode freely switchable, 1-30 minutes timer setting.
- No panic at all! It has permanently lubricated ball bearing motor for maintenance-free operation.
- In automatic mode, the controller controls the fan at high speed when the air quality is higher than the set value (temperature, humidity, VOC value), and the fan stops only when the air quality is lower than the set value.
- It comes with a very Intelligent controller with temperature and humidity programming, fan speed control, timer, and alarm system.
- Long life: Long life NMB ball bearing motor (up to 50,000hours) with thermal overload protection
- Lower air connection costs and faster installation. Protection Grade: IP44
Power and Performance:
- Power Consumption: It has a very low power consumption rate. The efficiency is due to by its latest mechanism.
- Exhaust and intake air: Making fresh air to rooms in a quick and reasonably quiet way, circulate fresh air, control humidity, excess heat, smell and air quality in grow area.
- This product comes with low noise technology. High quality blades and machine performance makes the very low noise.
- One more important aspect comes with zero vibration, which indicates the perfection of manufacturing of the product.
- Hongguan, while manufacturing the products focuses on every aspects of quality and usability.
- There are variation speed ranges for all type of uses.
- Can be designed with user friendly features such as run on timer, temperature sense, humidity sensor or other customized functions.
- It is Built with cutting edge brushless electronically commutated Motor (EC) motor and dual jet type impeller,
The HF-100PMZI 4 Inch 141 CFM is product can be used as the most effective ways to improve your indoor air. It has a Mixed flow design combined with a PWM-controlled EC-motor for a truly quiet and energy efficient performance. The temperature ranges are from 20℃ - 60℃. Applications include: workshops, welding rooms, restaurants, factories, warehouses, barns, and greenhouses. Small but mighty, you’ll enjoy the power and efficiency of Hongguan Exhaust Fan. Also to reduce or remove the sources of pollutants and to ventilate with clean outdoor air. HF-100PMZI 4 Inch 141 CFM fan with smart air flow. This is perfect product to buy in 2021 equipped with all the necessities.