KQ Series，the third generation of OPTFAN with the upgrade in the driving motor and whole safety designs.

Church Churches are the most quiet place for people to pray and worship. Sometimes, there are hundreds and thousands of people gathered in it, so it is important to take care of the cooling and ventilation system,especially in the hot summer. The system should be up to mark to keep the air fresh...

OPT is the first brand of HVLS brand in China with 11 year-experience.We focus on HVLS design and upgrade with our own R&D team

Introducing Superwing series Fans

Functions of OPT HVLS Fans 1. Multi-directional air flow: the super large area of breeze can arrive every cornor of the room; 2. Allyear round operation: strengthen the environment ventilation, keep cool and comfortable in four seasons; 3. Cooling effect:Efficient cooling effect makes people...

Function 1. Multi-directional air flow: the super large area of breeze, realizes the omni-directional natural three-dimensional air flow; 2. All year round operation: strengthen the environment ventilation, cool in spring and autumn, comfortable in summer and winter; 3. Cooling effect: when...

Principle of PMSM Brushless HVLS Fans The permanent magnet variable frequency large ceiling fan adopts unique wing blade design, the blade diameter is 3.7 ~ 7.3m, and the air volume can be adjusted according to the actual needs of different occasions. In the big open space, an industrial...

What's the mainly feature of HVLS fans? Create an undisturbed air circulation layer above the ground to provide effective cooling effect in summer. Hot and cold stratification is eliminated at low operation speed or in reverse. There is no need to use noisy "exhaust high-speed"...

OPT HVLS fans help keep temperature balance of large space in winter and provide mild airflow to cool down in summer

The area covered by a large open series fan with a diameter of 7.3m is approximately equal to the coverage area of 50 0.75m small fans.

OPT Fan’s airfoil style blade design produces a massive, cylindrical column of air that flows down to the floor and outward in all directions, creating a horizontal floor jet that consistently circulates air in large spaces. This “horizontal floor jet” pushes air a greater distance before it is pulled back vertically toward the blades.

When it comes to improve restaurant guest comfort, a high-volume, low-speed fan is one of the best investments you can make. An HVLS fan is a simple, cost-effective solution to many of the annoying ambiance problems that can crop up in a restaurant environ- ment.

If you operate a factory or deal with a restaurant,cooling and ventilation must be a issue that you consider to save budget ,and you want to cool down the large space with the least electricity bills. Now,OPT HVLS fans would be a optimal way to solve your problem.

Air condition saves more people's life in summer.Its quiet cooling function made temperature cool quickly and comfort human.However,the function of one set air condition only cover small areas and it need long time to keep a large space temperature balanced to a low

Ventilation is very important to maintain comfort, health, and indoor air quality in working and living areas . Without proper ventilation, air becomes stagnant, contaminants exist at higher concentrations, and moisture levels can rise, leading to mold and other healthy issues to workers.

When come to HVLS fans,many people feel confused what is the difference between HVLS fans and high-speed fans.Here，with simple sentence,you may find the answer.

A new workshop in the US had been constructed well in the Kansas,but because of its hot season in local and ventilation problem,the manager H installed 5 sets to solve the problem.H said:"This big guy bring large air volume,it was shocked me.Also,the fan can be reversed and hot air in the roof can be press down to the floor with heater combined."