Helios SB EC 250

The Helios SB EC 250 is a powerful ventilation fan specifically designed for use in duct systems. With a noise-dampened housing made of galvanized sheet steel, this fan provides efficient air circulation at minimal noise levels. The sound-absorbing internal lining and the 50 mm thick mineral fiber board ensure effective noise reduction. The fan is equipped with an energy-saving EC external rotor motor that allows for stepless speed control, enabling it to be tailored to the specific requirements of the application. The design of the fan allows for easy access to the fan chamber and housing spiral, facilitating maintenance. With an air flow rate of up to 1250 m³/h, the Helios SB EC 250 is ideal for various ventilation applications and offers reliable performance.

• Energy-efficient radial impeller with backward-curved blades for quiet operation
• Integrated electronic temperature monitoring for the motor and electronics
• Stepless speed control via potentiometer or universal control system
• Maintenance-free operation thanks to a ball-bearing construction
• Robust housing made of galvanized sheet steel with sound-absorbing internal lining.