Hisense Fresh Master 3.5kW Inverter Split
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Experience the pinnacle of indoor air quality with the Hisense Fresh Master 3.5kW split system. This innovative unit is engineered to introduce fresh, filtered outdoor air into your living space, effectively managing CO2 levels and humidity. Designed for those who prioritise health and comfort, it features the intelligent AI Smart system, which automatically adjusts temperature, humidity, and airflow based on real-time room conditions. This unit is highly suitable for home offices or open-plan living areas where air circulation is paramount. With its sleek, modern aesthetic and quiet operation, it integrates seamlessly into any interior. The unit is fully Wi-Fi enabled, offering convenient control via your smartphone. Whether you need to heat your space during a chilly UK winter or cool it down during a summer heatwave, the Fresh Master provides reliable, energy-efficient performance. Its advanced filtration system ensures that the air you breathe is free from dust and pollutants, making it a top-tier choice for modern households.
Need it installed?
We'll match you with a local HVAC engineer.
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
Technical documents & videos
More from Hisense →Official Hisense manual
The manufacturer's PDF for this model is being sourced and will be downloadable here.
Full Specifications
Description
Experience the pinnacle of indoor air quality with the Hisense Fresh Master 3.5kW split system. This innovative unit is engineered to introduce fresh, filtered outdoor air into your living space, effectively managing CO2 levels and humidity. Designed for those who prioritise health and comfort, it features the intelligent AI Smart system, which automatically adjusts temperature, humidity, and airflow based on real-time room conditions. This unit is highly suitable for home offices or open-plan living areas where air circulation is paramount. With its sleek, modern aesthetic and quiet operation, it integrates seamlessly into any interior. The unit is fully Wi-Fi enabled, offering convenient control via your smartphone. Whether you need to heat your space during a chilly UK winter or cool it down during a summer heatwave, the Fresh Master provides reliable, energy-efficient performance. Its advanced filtration system ensures that the air you breathe is free from dust and pollutants, making it a top-tier choice for modern households.
Compare similar units
Side-by-side specs for other split system ac in a similar BTU range.
Common questions about the Hisense Fresh Master 3.5kW Inverter Split
How many BTU is the Hisense Fresh Master 3.5kW Inverter Split?
The Hisense Fresh Master 3.5kW Inverter Split has a cooling capacity of 12,000 BTU, suitable for Up to 35m².
What room size is the Hisense Fresh Master 3.5kW Inverter Split suitable for?
The Hisense Fresh Master 3.5kW Inverter Split is recommended for rooms Up to 35m².
Can I install the Hisense Fresh Master 3.5kW Inverter Split myself?
No — this unit requires professional installation by a qualified F-gas engineer. Use our Find an Installer service to get matched with a local HVAC professional.
Is the Hisense Fresh Master 3.5kW Inverter Split smart-home compatible?
Yes — the Hisense Fresh Master 3.5kW Inverter Split supports Amazon Alexa, Google Home for app and voice control.
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Mitsubishi ElectricAnnual energy savings estimate
How much this A++-rated unit could save versus a standard C-rated model, based on your usage.
This unit
97 kWh/yr
EER 13
Standard model
158 kWh/yr
EER 8
Est. saving
£16.44
61 kWh/yr less
Estimate based on the unit's energy-rating efficiency factor and cooling capacity (12,000 BTU). Actual savings vary with room size, climate and usage patterns.
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
£742
This AC / season
£247
You save / season
£495
~67% less electricity
| Heating method | Electricity / season | Cost / season | Efficiency | Summer cooling |
|---|---|---|---|---|
| This heat-pump AC | 916 kWh | £247 | Up to 300% | |
| Plug-in electric heater | 2748 kWh | £742 | 100% | |
| Electric storage heater | 2748 kWh | £742 | 100% |
Heat output estimated from this unit's 12,500 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 →
Share your savings
This heat-pump AC costs only £247/season to heat a room vs £742 for an electric heater - that's £495 saved. https://stockool.store/products/hisense-fresh-master-3-5kw-inverter-split
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