Helios Fans HRFD 500÷8÷4
Helios
Prices & Options
The Helios HRFD 500÷8÷4 is a robust, high-efficiency axial fan designed for direct installation into ducted systems where variable airflow is required. It features a cylindrical steel housing with integrated flanges on both ends, built to DIN 24155 standards for seamless duct integration.
Its impeller is equipped with 7 blades made from high-performance thermoplastic, engineered for maximum airflow with minimal noise. Precision dynamic balancing to ISO 1940 and VDI 2060 class G 6.3 ensures stable and vibration-free operation.
Powered by a totally enclosed 3‑phase squirrel cage motor with Dahlander winding, the HRFD 500÷8÷4 offers two-speed operation for flexible ventilation control. The motor is maintenance-free, equipped with sealed-for-life, low-noise ball bearings and long-life lubrication, making it ideal for demanding industrial environments. This fan is the perfect choice for applications requiring reliable, quiet, and adjustable airflow performance.
| Code & Description | Price | |
|---|---|---|
| HRFD500/8/4 : Helios Fans HRFD 500/8/4 | £988.00 + VAT £1,185.60 | |
We accept : 
15% discount with code ‘welcnfan1’
Note: Code can only be used once per customer. Discount codes are entered after selecting shipping method.
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