• Systemair DKEX 250-4 ATEX Rectangular Duct Fan – Explosion Proof, 230V, Forward-Curved Blades, Galvanised Steel, 2,580 m³/h
  • Systemair DKEX 250-4 ATEX Rectangular Duct Fan – Explosion Proof, 230V, Forward-Curved Blades, Galvanised Steel, 2,580 m³/h
  • Systemair DKEX 250-4 ATEX Rectangular Duct Fan – Explosion Proof, 230V, Forward-Curved Blades, Galvanised Steel, 2,580 m³/h
  • Systemair DKEX 250-4 ATEX Rectangular Duct Fan – Explosion Proof, 230V, Forward-Curved Blades, Galvanised Steel, 2,580 m³/h
  • Systemair DKEX 250-4 ATEX Rectangular Duct Fan – Explosion Proof, 230V, Forward-Curved Blades, Galvanised Steel, 2,580 m³/h
  • Systemair DKEX 250-4 ATEX Rectangular Duct Fan – Explosion Proof, 230V, Forward-Curved Blades, Galvanised Steel, 2,580 m³/h

Systemair DKEX 250-4 ATEX Rectangular Duct Fan – Explosion Proof, 230V, Forward-Curved Blades, Galvanised Steel, 2,580 m³/h

Regular price £1,630.75
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Description
  • Explosion-Proof ATEX Certification: Fully compliant with EN 50014, 50019, EN 1127-1, and EN 13463-1 for safe use in hazardous environments.
  • Durable Construction: Galvanised steel casing with copper inlet cone ensures long-lasting, reliable performance.
  • High-Efficiency Airflow: Forward-curved impeller blades deliver up to 2,580 m³/h for effective ventilation.
  • Motor Protection: Integral PTC thermistors prevent overheating when connected to the U-EK230E relay.
  • Versatile Industrial Use: Ideal for battery-charging rooms, fume cupboards, and other demanding applications.

The Systemair DKEX 250-4 ATEX rectangular duct fan is a compact, versatile, and explosion-proof solution designed for demanding environments such as battery-charging rooms and fume cupboards. Featuring a galvanised steel casing with a copper inlet cone and forward-curved impeller blades, this fan delivers a maximum airflow of 2,580 m³/h while ensuring safe operation with integral PTC thermistors connected to a U-EK230E motor protection relay. The external rotor motor allows for speed control, and the fan complies with EN 50014, 50019, EN 1127-1, and EN 13463-1 standards. Its robust design, ease of installation in any position, and high safety certification make it ideal for industrial applications requiring reliable, explosion-proof ventilation.


  • Brand: Systemair
  • Model: DKEX 250-4
  • Product Code: 19965
  • Voltage: 230V, 3-phase
  • Frequency: 50 Hz
  • Input Power (P1): 900 W
  • Current: 3.1 A
  • Max Airflow: 2,580 m³/h (0.66 m³/s)
  • R.p.m.: 1,355
  • Minimum Static Pressure: 145 Pa
  • Temperature Range (Ambient & Duct): -60°C
  • Motor Protection: Integral PTC thermistors
  • Insulation Class: F
  • Enclosure Class: IP44
  • Weight (approx.): 15 kg
  • Material: Galvanised sheet steel with copper inlet cone
  • Colour: Silver / Metallic
  • Sound Level (at 3m): 58.9 dB

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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