• CBM 150-2,1 Round Duct Heater– 2.1 kW, 230V, Stainless Steel Heating Element, Circular Duct 150mm, Precise Electronic Temperature Control
  • CBM 150-2,1 Round Duct Heater– 2.1 kW, 230V, Stainless Steel Heating Element, Circular Duct 150mm, Precise Electronic Temperature Control

CBM 150-2,1 Round Duct Heater– 2.1 kW, 230V, Stainless Steel Heating Element, Circular Duct 150mm, Precise Electronic Temperature Control

Regular price £739.79
£739.79
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Description
  • Powerful Heating: 2.1 kW output at 230V/1ph, delivering reliable warmth for circular ducts with 150mm diameter.
  • Durable Construction: Aluzinc-coated sheet steel body with stainless steel heating element ensures longevity and corrosion resistance.
  • Precise Temperature Control: Integrated electronic temperature regulator with Pulse/Pause technology provides accurate and consistent heating.
  • Safe & Silent Operation: Includes overheating protection, manual reset, and thyristor-based control with no moving parts, making it wear-resistant and quiet.
  • Easy Installation: Rubber-sealed spigot connections, terminals for interlocking with airflow and pressure guards, and compact design (approx. 3.3 kg) simplify setup.

The Systemair CBM 150-2,1 Round Duct Heater is a high-quality heating solution for standard spiral circular ducts, designed to deliver precise and efficient temperature control. Constructed from durable Aluzinc-coated steel with a stainless steel heating element, this duct heater features an integral electronic temperature regulator with time-proportional Pulse/Pause technology for accurate heat management. Silent in operation due to its thyristor-based control with no moving parts, it includes integral overheating protection, a manual reset function, and terminals for interlocking via pressure- and airflow guards. Rubber-sealed spigot connections ensure a secure fit, and the heater is designed for a maximum output air temperature of 50°C. Ideal for both commercial and residential installations, it combines reliability, safety, and efficiency in one compact unit.


  • Brand: Systemair
  • Model: CBM 150-2,1
  • Power: 2.1 kW
  • Voltage: 230V / 1ph
  • Airflow: 0.0264 m³/s
  • Duct Diameter: 150 mm
  • Duct Connection: Circular
  • Material: Aluzinc-coated steel body, stainless steel heating element
  • Colour: Metallic Silver / Stainless Steel
  • Weight: 3.3 kg
  • Dimensions: Standard round duct dimensions (Ø150 mm, height approx. 200 mm)
  • Temperature Control: Electronic regulator with Pulse/Pause technology
  • Maximum Output Air Temperature: 50°C
  • Product Code: 5481

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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