• Famous Tech Shop Systemair CBMF 355-9,0 9kW 3-Phase 400V Round Duct Electric Heater with Integral Control, Standard Range – Silver
  • Famous Tech Shop Systemair CBMF 355-9,0 9kW 3-Phase 400V Round Duct Electric Heater with Integral Control, Standard Range – Silver
  • Famous Tech Shop Systemair CBMF 355-9,0 9kW 3-Phase 400V Round Duct Electric Heater with Integral Control, Standard Range – Silver
  • Famous Tech Shop Systemair CBMF 355-9,0 9kW 3-Phase 400V Round Duct Electric Heater with Integral Control, Standard Range – Silver

Famous Tech Shop Systemair CBMF 355-9,0 9kW 3-Phase 400V Round Duct Electric Heater with Integral Control, Standard Range – Silver

Regular price £1,784.29
£1,784.29
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Description
  • Power & Voltage: 9kW 3-phase heater, 400V, designed for industrial and commercial duct systems.
  • Integrated Safety: Built-in flow measurement system prevents operation without sufficient airflow; dual overheat protection ensures maximum safety.
  • Durable Construction: Robust silver metal casing with corrosion-resistant components for long-lasting performance.
  • Flexible Installation: Suitable for horizontal or vertical mounting in standard spiro ducts; requires qualified electrician for installation.
  • High Airflow Efficiency: Provides approximately 430 m³/h airflow, compatible with filtered air systems to prevent clogging and ensure efficiency.

The Systemair CBMF 355-9,0 Round Duct Electric Heater is a high-performance 9kW 3-phase 400V heater designed for reliable airflow and energy-efficient heating in commercial and industrial spaces. Engineered with an integrated control system and an inbuilt electronic flow measurement safety system, it ensures optimal performance while preventing overheating. Constructed from durable, corrosion-resistant materials, this duct heater can be mounted horizontally or vertically in standard spiro ducts and operates safely with filtered air. The heater includes dual overheat protection (one manually reset), is S-marked, CE and EMC certified, and designed for professional installation by a qualified electrician. Ideal for maintaining controlled, efficient heating in ducted ventilation systems, it delivers consistent airflow of approximately 430 m³/h.


  • Brand: Systemair
  • Model / Product Code: CBMF 355-9,0 / 12443
  • Power: 9 kW
  • Voltage: 400V, 3-phase
  • Airflow: Approx. 430 m³/h
  • Material: Corrosion-resistant metal casing, internal heating elements
  • Color: Silver
  • Dimensions (L × W × H): Approx. 355 mm × 355 mm × 355 mm
  • Weight: 7.9 kg
  • Certifications: S-marked, CE-marked, EMC-marked
  • Safety Features: Dual overheat protection (one manually reset), built-in flow measurement safety system

Our team will ship your order within 5 business days. The time it takes to receive your order depends on the shipping method chosen at checkout. 

We hope you will love it, but if you need to make a return, breathe easy. Returns are always free and can be done via. our support team.


Your purchase includes a 2-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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