Helios Fans VARD 500/4 Ex
Helios
Prices & Options
The Helios VARD 500/4 Ex is a high-pressure in-line mixed-flow fan built for use in hazardous areas requiring ATEX-certified equipment. Its cylindrical housing is made from pre-galvanised sheet steel and features rolled flanges at both ends. The flange dimensions and mounting hole pattern conform to DIN 24155, allowing for accurate and secure installation. Internal guide vanes are incorporated to improve airflow control and fan efficiency.
The unit is equipped with a mixed-flow impeller containing eight spatially curved blades made from galvanized steel, dynamically balanced to class G 6.3 per VDI 20060 and DIN ISO 1940 for smooth, vibration-free operation. It is powered by a totally enclosed, maintenance-free 3‑phase squirrel cage motor with low-noise, sealed-for-life ball bearings. Not designed for variable speed control, the VARD 500/4 Ex delivers dependable and safe performance in explosion-risk environments.
| Code & Description | Price | |
|---|---|---|
| VARD500/4EX : Helios Fans VARD 500/4 Ex | £2,309.00 + VAT £2,770.80 | |
We accept : 
15% discount with code ‘welcnfan1’
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