
Swegon COMPACT Cassette 3.5kW
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Retail prices include VAT.
The Swegon COMPACT Cassette 3.5kW is the perfect blend of efficiency and performance for smaller commercial or residential spaces. Despite its compact footprint, this unit delivers robust cooling and heating capabilities, making it an excellent choice for individual offices, small meeting rooms, or boutique retail shops. The unit is designed for easy installation in restricted ceiling voids, providing a flexible solution for challenging architectural layouts. Featuring advanced airflow control, it ensures that air is directed exactly where it is needed, maintaining a comfortable environment without creating uncomfortable draughts. The unit is fully compatible with modern building management systems, allowing for seamless integration and remote control. Its energy-efficient inverter compressor ensures that power consumption is kept to a minimum, even during peak usage. With its quiet operation and sleek, unobtrusive design, the Swegon COMPACT Cassette provides a professional climate control solution that enhances the comfort of any space. Rely on Swegon’s expertise to deliver a high-quality, sustainable, and efficient air conditioning experience.
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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
Full Specifications
Description
The Swegon COMPACT Cassette 3.5kW is the perfect blend of efficiency and performance for smaller commercial or residential spaces. Despite its compact footprint, this unit delivers robust cooling and heating capabilities, making it an excellent choice for individual offices, small meeting rooms, or boutique retail shops. The unit is designed for easy installation in restricted ceiling voids, providing a flexible solution for challenging architectural layouts. Featuring advanced airflow control, it ensures that air is directed exactly where it is needed, maintaining a comfortable environment without creating uncomfortable draughts. The unit is fully compatible with modern building management systems, allowing for seamless integration and remote control. Its energy-efficient inverter compressor ensures that power consumption is kept to a minimum, even during peak usage. With its quiet operation and sleek, unobtrusive design, the Swegon COMPACT Cassette provides a professional climate control solution that enhances the comfort of any space. Rely on Swegon’s expertise to deliver a high-quality, sustainable, and efficient air conditioning experience.
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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
£772
This AC / season
£257
You save / season
£514
~67% less electricity
| Heating method | Electricity / season | Cost / season | Efficiency | Summer cooling |
|---|---|---|---|---|
| This heat-pump AC | 953 kWh | £257 | Up to 300% | |
| Plug-in electric heater | 2858 kWh | £772 | 100% | |
| Electric storage heater | 2858 kWh | £772 | 100% |
Heat output estimated from this unit's 13,000 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 →














































