Air handling unit Nordic S3 RER
Air handling unit Nordic S3 RER
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Air handling unit FLEXIT Nordic S4 RER
Air handling unit FLEXIT Nordic S4 RER
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Air handling unit FLEXIT Nordic S4 REL

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exterior LEFT - Max flow 475 m³/h - 100Pa,  2xF7 filters, rotary exchanger, LAN, APP + cloud, extra silent 

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  • Max. air flow m³/h

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Flexit
Flexit

Flexit is an international company with over 50 years of experience, specializing in energy-efficient ventilation and air handling solutions for improving indoor air quality in residential and commercial buildings.


SKU :
800131
100% original guarantee
Return within 30days
Fast delivery

Flexit Nordic S4 air handling units have been developed to be energy efficient in Nordic climate. Easy connection option for kitchen hood via bypass. The ventilation unit has highly efficient rotary heat exchangers, with temperature efficiency up to 85%. All Nordic units are controlled as standard via the Flexit GO app and can be supplemented with various accessories, wireless or wired, eg. control panel, humidity sensor, pressure sensor for kitchen fan, CO2 sensor etc. The control system is prepared for local demand control. Cooling recovery is a standard feature in the Nordic series. With Flexit GO you can also activate the function free / night cooling. In case of high exhaust air humidity, the defrost function in Flexit GO can be activated, to ensure operation in cold climates.

  • Energy efficient in Nordic climate
  • Modern design
  • Built-in humidity sensor
  • Operational and service friendly
  • Control through app and cloud services
  • Very low sound levels to duct and surrounding
  • Sound power level (Lw(A)): 42 dB(A) -  e.g., typical whisper has a noise level of about 30-40 dB.
  • This product helps reduce heating costs by saving energy throughout the year. The amount of energy saved depends on the climate:
    • Cold climates: Up to  8898 kWh/year
    • Average climates: Up to  4548 kWh/year
    • Warm climates: Up to  2057 kWh/year
    • These savings make the product an energy-efficient choice for maintaining a comfortable indoor environment while lowering your energy bills.

Additional advantages of the product include support for fireplace ignition and efficient air extraction for kitchen hoods, enhancing comfort and functionality in your home. Thanks to the freecooling technology and bypass function, the unit allows for the suspension of heat recovery, providing flexible cooling and optimal conditions throughout the year. The product is fully compatible with smart home systems via Modbus and can be controlled through a modern web application. For even easier operation, the CI70 control panel can be ordered as an optional accessory. The unit offers optional carbon filtration to improve air quality and supports the installation of various sensors, such as CO₂, humidity, motion, or smoke detectors, ensuring enhanced safety and control over the environment. It is available in both left-handed and right-handed configurations, with or without electric heating, making it a highly customizable solution. The unit can be easily installed on a wall, placed upright, or laid flat on the floor to suit the user's needs. This combination of features makes the product an ideal solution for modern households that demand maximum flexibility, comfort, and efficiency.



 



CategoryAttributeValue
PerformanceAir flow max475 m³/h
Fan speed, max3980 r/min
PowerRated voltage230 V
Frequency50 Hz
Fuse size10.0 A
Rated current, total7.0 A
IP codeIP21
Rated power, total1200 W
Rated power fans2x115 W
Rated power el800 W
Rated power rotormotor4.0 W
Material and ColorColourWhite
RAL-number9016
Gloss25 - 35
VentilationFan typeB-wheel
Fan motor control0-10 V
AutomaticFlexit GO
Filter class, supply airePM1 55% (F7)
Filter typeCompact filter
Filter dim (bxhxd)247x365x31 mm
Dimensions and WeightWidth753 mm
Height727 mm
Depth610 mm
Weight62.0 kg
Duct connection (Ø)160 mm
Kitchen fan connection (Ø)125 mm

Brand Flexit
Max. air flow m³/h 475 m³/h
ED_116625EN-05_800131-33.pdf
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Installation instructions EN
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Product data sheet EN
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User manual EN
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