• K 125 EC Sileo | 480m³/h Centrifugal Circular Duct Fan with EC Motor– Quiet & Energy-Efficient
  • K 125 EC Sileo | 480m³/h Centrifugal Circular Duct Fan with EC Motor– Quiet & Energy-Efficient

K 125 EC Sileo | 480m³/h Centrifugal Circular Duct Fan with EC Motor– Quiet & Energy-Efficient

Regular price £341.68
£341.68
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Description
  • High Performance & Efficiency: Delivers up to 480 m³/h airflow using energy-saving EC technology.
  • Quiet Operation: Backward-curved blades and Sileo design ensure minimal noise for comfortable environments.
  • Easy Installation: Includes 25 mm spigot connections and FK mounting clamp to simplify setup and reduce vibration.
  • Precise Control: Pre-wired 0–10 V potentiometer allows easy adjustment to your desired airflow.
  • Durable & Compact: Built with robust materials for long-lasting performance, perfect for both residential and commercial duct systems.

The K 125 EC Sileo centrifugal circular duct fan by Systemair is engineered for quiet, efficient airflow in duct systems. Featuring backward-curved blades and a high-performance EC external rotor motor, this fan delivers up to 480 m³/h while consuming minimal energy. Designed for easy installation, it includes a 25 mm spigot connection, a handy FK mounting clamp to reduce vibration transfer, and a pre-wired 0–10 V potentiometer for precise airflow adjustment. Its durable construction, compact design, and whisper-quiet operation make it ideal for residential and commercial ventilation applications, ensuring optimal comfort without compromising on efficiency.


  • Brand: Systemair
  • Model: K 125 EC Sileo
  • Product Code: 16956
  • Airflow: 480 m³/h
  • Voltage: 230 V / 50 Hz (standard EU/UK voltage)
  • Motor Type: External rotor EC motor
  • Material: Galvanized steel housing, durable plastic components
  • Dimensions: Ø125 mm (diameter), Length approx. 300 mm
  • Weight: 3.5 kg
  • Colour: Silver / Metallic

Delivery time: 3-5 working days.


Your purchase includes a 1-year Veralis warranty, offering complete assurance in the quality and longevity of your product. From internal components to craftsmanship and performance, every part of your device is protected. Should you experience any issue during everyday use, our dedicated support team will provide quick and reliable assistance, ensuring you receive a seamless solution with minimal disruption to your comfort.



  • Whisper-Quiet Operation

    Enjoy cleaner air and consistent comfort without any distracting noise.

  • Precision Airflow Engineering

    Enjoy clean, balanced comfort throughout your space.

  • Smart Energy Optimisation

    Our systems automatically adjust their output when needed

  • Built For Modern Living

    Beautiful to look at, effortless to use, and engineered to last.

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