Tolsma has developed and produced unique fans, which are designed to ensure a long life and a high efficiency. Next to the normal AC fans, Tolsma also produces the EC fans. These fans realize less than 20% power consumption than the AC series. At 80% ration on speed, the EC fans realize less than 50% power consumption. The sound level is limited to a minimum. The Tolsma air fans are specially developed for storage of potatoes, onions and carrots.

EC fans offer you energy-friendly ventilation using the newest generation of direct current motors.

- 20% lower power consumption is the norm
- 50% less power consumed at 80% rotational speed
- Standard speed control
- Latest generation of direct current motors
- Simple to install