Sinclair Keyon SIH-24BIK 6.2kW Inverter Wall Mounted Split System
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The Sinclair Keyon SIH-24BIK is a high-output wall split system built for demanding spaces such as large residential open-plan spaces, hotel conference suites, and busy modern offices. Generating 6.2kW of cooling and a potent 6.5kW of heating, this unit distributes comfortable airflow across substantial internal volumes up to 70 square metres. Powered by modern R32 refrigerant, it ensures strong thermodynamic performance coupled with reduced environmental impact. Built-in smart Wi-Fi gives facility managers and homeowners complete authority over timer schedules, fan profiles, and operating modes from anywhere. A quiet compressor design, dual horizontal and vertical auto-swing vanes, and a comprehensive anti-mould self-drying cycle make this system both user-friendly and hygienic. It also features automatic restart and diagnostic monitoring, guaranteeing rapid recovery following unexpected mains power interruptions.
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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 Sinclair Keyon SIH-24BIK is a high-output wall split system built for demanding spaces such as large residential open-plan spaces, hotel conference suites, and busy modern offices. Generating 6.2kW of cooling and a potent 6.5kW of heating, this unit distributes comfortable airflow across substantial internal volumes up to 70 square metres. Powered by modern R32 refrigerant, it ensures strong thermodynamic performance coupled with reduced environmental impact. Built-in smart Wi-Fi gives facility managers and homeowners complete authority over timer schedules, fan profiles, and operating modes from anywhere. A quiet compressor design, dual horizontal and vertical auto-swing vanes, and a comprehensive anti-mould self-drying cycle make this system both user-friendly and hygienic. It also features automatic restart and diagnostic monitoring, guaranteeing rapid recovery following unexpected mains power interruptions.
Winter heating cost: this AC vs electric heaters
This unit reverses to heat your room in winter. Based on its 6 kW heat output used 5 hrs/day over a 150-day UK heating season at £0.27/kWh.
Electric heater / season
£1306
This AC / season
£435
You save / season
£870
~67% less electricity
| Heating method | Electricity / season | Cost / season | Efficiency | Summer cooling |
|---|---|---|---|---|
| This heat-pump AC | 1612 kWh | £435 | Up to 300% | |
| Plug-in electric heater | 4836 kWh | £1306 | 100% | |
| Electric storage heater | 4836 kWh | £1306 | 100% |
Heat output estimated from this unit's 22,000 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 →