Hitachi S Series 3.5kw Reverse Cycle, Wall Mounted Split System RAS-S35YHAKIT


With greater efficiency and advanced features, including the eco motion sensor and the SPX-RCKA2 controller. The ‘S’ series offers a premium solution to all applications.

With Frost Wash a revolutionary new cleaning technology, you can depend on cleaner, fresher air all year round. Frost Wash was first introduced in the Japanese market, receiving overwhelming positive customer feedback. So much so, the innovators of this development received the “Excellence Award” by the Japan Electrical Manufacturers Association in 2018. The Hitachi ‘S’ Series range of split systems offers many innovative features, from enhanced energy efficiency, to airflow control and ultra-quiet operation. 

  • Built in motion sensor with motion detect eco mode allowing the unit to adapt its temperature settings depending on people’s absence or presence saving YOU power.
  • Tracking Power Consumption; the wireless controller enables you to monitor your air conditioner’s approximate power usage.
  • Frost Wash; a revolutionary new cleaning technology, you can depend on cleaner, fresher air all year round.
  • For those needing only the purest air quality, Hitachi’s ‘S’ series features an additional Nano Titanium pre-filter as well as the unique Nano Titanium Wasabi air purifying filter.
  • Newly improved seamless fan control system system, allows for whisper quiet and smooth fan speed changes for maximum comfort
  • Features a back-lit wireless remote controller


Rated Capacity Cool (kW) 3.5
Heat (kW) 3.8
Capacity Range Cool (kW) 0.9-4.0
Heat (kW) 0.9-4.8
Indoor Airflow Rate (Hi) Cool (l/s) 189
Heat (l/s) 217
Indoor Fan Speeds C/H  
Energy Label/Star Ratings Cool 3.5
Heat 5.0
Front Panel Colour   White
Power Supply   1 phase, 220-240V, 50Hz
Power Input (Rated) Cool (kW) 0.83
Heat (kW) 0.77
E.E.R / C.O.P Cool/Heat 4.22/4.94
Dimensions (HxWxD) Indoor (mm) 280x780x230
Outdoor (mm) 600x792x299
Weight Indoor (kg) 8.5
Outdoor (kg) 37.5
Condensate Drain  (mm) 16
Refrigerant Type   R32
Max Pipe Length (m) 20
Max Level Difference (m) 10
Pipe Sizes Liquid (mm) 6.35
Gas (mm) 9.52
Outdoor Operating Range (Outdoor Temp) Cool (CDB) -10 to 46
Heat (CWB) -20 to 21
Indoor Sound Level (H/L) Cool (dBA) 43/25
Heat (dBA) 44/26
Outdoor Sound Level  Cool (dBA) 48
Heat (dBA) 50
Outdoor EPA Sound Power Level (H) Cool (dBA) 62
Heat (dBA) 62
  • airCloud Home wifi controller
    Installing the optionalairCloud Home wifi controller module allows you to control your wall-mounted system using your smartphone or tablet. Operate your system from home or remotely, adjusting temperature, fan speed and setting custom schedules.
  • Installation
    With our manufacturer offering a 5 year warranty on this product, don’t risk making it void by having this unit installed incorrectly. We liaise with the manufacturer on your behalf, so you don’t have to stress about a faulty product.
    5 years is a lot of hot days in Brisbane, and a fair few cold ones as well. If you use us you will be rest assured that we will be around to fix your air-conditioning when you need it.
    By adding this to your cart, one of our experienced staff will call and arrange a quote on installation for you. Easy!

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  • 5 year Manufacturer's Warranty
  • Nano Titanium Wasabi filter and Nano Titanium pre filter
  • Whisper Quiet
  • Eco motion sensor with eco detect motion mode
  • Contact us for Installation Prices

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