KWL500WETR : Helios Fans KWL 500 W ET R
Helios / (KWL500WETR)
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KWL500WETR : Helios Fans KWL 500 W ET R
Note: £3,058.12 + VAT for new customers using 'WELCNFAN1' discount code!
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£3,597.79 + VAT £4,317.35 | |
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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The Helios Fans KWL 500 W ET R is a compact ventilation unit with integrated heat recovery, tailored for balanced airflow in residential homes and apartments. It features energy-efficient EC fans and a high-performance plastic heat exchanger to maximize energy savings. The unit comes standard with ISO Coarse 65% (G4) filters for both supply and exhaust air, while an optional ISO ePM1 50% (F7) fine filter for the outside air can also be integrated. Tool-free filter replacement ensures easy maintenance.
Control is managed via the Helios easyControls3 system, allowing operation through an external control panel or directly via the built-in LAN interface using a PC, laptop, or mobile device. Cloud-based access enables remote operation. A built-in humidity sensor and optional external air quality sensors support automatic demand-based ventilation. For integration into building management systems, the unit includes a Modbus/RTU interface and offers compatibility with an optional KNX module.