Hitachi airHome 600 3.5kW Smart Inverter Split System
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Transform the comfort of your living space with the Hitachi airHome 600 3.5kW inverter wall-mounted split air conditioner. Providing 12,000 BTU cooling and up to 14,300 BTU high-efficiency heating, this model is custom-tailored for spaces up to 35m² such as open dining areas, conservatories, and modern apartments. The system uses built-in human activity sensors to redirect gentle breezes towards or away from occupants while modulating cooling output to minimise electricity consumption. FrostWash technology eliminates dust and bacteria from the internal heat exchanger, while the integrated airCloud Go Wi-Fi module enables total climate control from anywhere via smartphone or voice assistants. Operating on eco-conscious R32 refrigerant, the airHome 600 achieves exemplary A+++ energy ratings, lowering carbon footprints and domestic utility bills while delivering continuous, quiet comfort all year.
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Smart-home ready
Connects natively with the systems below — control by app or voice.
- Free UK mainland delivery on in-stock units
- Manufacturer warranty included
- 14-day returns
Specifications
Description
Transform the comfort of your living space with the Hitachi airHome 600 3.5kW inverter wall-mounted split air conditioner. Providing 12,000 BTU cooling and up to 14,300 BTU high-efficiency heating, this model is custom-tailored for spaces up to 35m² such as open dining areas, conservatories, and modern apartments. The system uses built-in human activity sensors to redirect gentle breezes towards or away from occupants while modulating cooling output to minimise electricity consumption. FrostWash technology eliminates dust and bacteria from the internal heat exchanger, while the integrated airCloud Go Wi-Fi module enables total climate control from anywhere via smartphone or voice assistants. Operating on eco-conscious R32 refrigerant, the airHome 600 achieves exemplary A+++ energy ratings, lowering carbon footprints and domestic utility bills while delivering continuous, quiet comfort all year.
Winter heating cost: this AC vs electric heaters
This unit reverses to heat your room in winter. Based on its 4 kW heat output used 5 hrs/day over a 150-day UK heating season at £0.27/kWh.
Electric heater / season
£849
This AC / season
£283
You save / season
£566
~67% less electricity
| Heating method | Electricity / season | Cost / season | Efficiency | Summer cooling |
|---|---|---|---|---|
| This heat-pump AC | 1048 kWh | £283 | Up to 300% | |
| Plug-in electric heater | 3143 kWh | £849 | 100% | |
| Electric storage heater | 3143 kWh | £849 | 100% |
Heat output estimated from this unit's 14,300 BTU/hr rating. A heat pump moves heat (COP ≈ 3), so it uses about a third of the electricity of a direct-electric heater for the same warmth. Actual savings vary with room size, insulation, tariff and usage. See the full comparison →
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