Sinclair Vision ASH-12BIV 3.5kW Wall Mounted Inverter Split System
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The Sinclair Vision ASH-12BIV is a stylish 3.5kW wall-mounted split system heat pump engineered to combine high thermodynamic efficiency with contemporary interior styling. Rated A++ for cooling and A+ for heating, it delivers efficient climate control for mid-sized bedrooms, garden studios, and open dining rooms. The low-profile indoor unit features an aerodynamic cross-flow turbine fan that moves air smoothly at low revolutions, achieving near-inaudible background sound levels. Advanced DC inverter technology regulates output continuously to prevent energy waste and temperature swings. Remote Wi-Fi functionality enables comprehensive control over running schedules from any smartphone or tablet. The outdoor condenser incorporates anti-corrosion blue-fin protection and works consistently down to -15°C external conditions, offering reliable, low-carbon heat throughout freezing UK winters.
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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 Vision ASH-12BIV is a stylish 3.5kW wall-mounted split system heat pump engineered to combine high thermodynamic efficiency with contemporary interior styling. Rated A++ for cooling and A+ for heating, it delivers efficient climate control for mid-sized bedrooms, garden studios, and open dining rooms. The low-profile indoor unit features an aerodynamic cross-flow turbine fan that moves air smoothly at low revolutions, achieving near-inaudible background sound levels. Advanced DC inverter technology regulates output continuously to prevent energy waste and temperature swings. Remote Wi-Fi functionality enables comprehensive control over running schedules from any smartphone or tablet. The outdoor condenser incorporates anti-corrosion blue-fin protection and works consistently down to -15°C external conditions, offering reliable, low-carbon heat throughout freezing UK winters.
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 →