The HELI BSX Electronic Speed Controller from Helios is a versatile electronic accessory specifically designed for use with reversible fans. It allows for precise speed control and is ideal for applications in ventilation and exhaust systems. The device is housed in a robust white plastic casing and offers an IP44 protection rating, safeguarding it against splashes. The speed controller is easy to install and compatible with various hardware, making it a flexible solution for different requirements. With a minimum current of 0.15 A, it is suitable for a wide range of fans operated via a toggle switch. The HELI BSX is therefore a reliable choice for anyone seeking efficient and user-friendly control of their ventilation systems.

• IP44 protection rating for added splash resistance
• Compatible with various reversible fans
• Easy installation and operation
• Durable casing made of white plastic.