LG MU2R15.U12 Dual Zone Multi-Split Air Conditioning System
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The LG MU2R15.U12 Dual Zone Multi-Split System is the ultimate climate control solution for modern UK homes, allowing you to cool or heat two separate rooms using just one compact outdoor unit. This specific bundle includes two 9,000 BTU indoor units, making it perfect for a master bedroom and a home office or a pair of medium-sized living spaces. Powered by LG’s world-renowned Dual Inverter Compressor, this system delivers exceptionally fast cooling and heating while maintaining an impressive A+++ energy rating, ensuring your utility bills remain manageable throughout the year. One of the standout features is the integrated LG ThinQ technology, which allows you to monitor and control your air conditioning from anywhere via your smartphone. It is also fully compatible with Amazon Alexa and Google Home for effortless voice commands. With its ultra-quiet operation and sleek, minimalist design, the indoor units blend seamlessly into any interior decor. This system not only regulates temperature but also acts as a powerful dehumidifier and air purifier, creating a healthier and more comfortable environment for your family.
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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 LG →Official LG manual
The manufacturer's PDF for this model is being sourced and will be downloadable here.
Full Specifications
Description
The LG MU2R15.U12 Dual Zone Multi-Split System is the ultimate climate control solution for modern UK homes, allowing you to cool or heat two separate rooms using just one compact outdoor unit. This specific bundle includes two 9,000 BTU indoor units, making it perfect for a master bedroom and a home office or a pair of medium-sized living spaces. Powered by LG’s world-renowned Dual Inverter Compressor, this system delivers exceptionally fast cooling and heating while maintaining an impressive A+++ energy rating, ensuring your utility bills remain manageable throughout the year. One of the standout features is the integrated LG ThinQ technology, which allows you to monitor and control your air conditioning from anywhere via your smartphone. It is also fully compatible with Amazon Alexa and Google Home for effortless voice commands. With its ultra-quiet operation and sleek, minimalist design, the indoor units blend seamlessly into any interior decor. This system not only regulates temperature but also acts as a powerful dehumidifier and air purifier, creating a healthier and more comfortable environment for your family.
Compare similar units
Side-by-side specs for other multi-split system ac in a similar BTU range.
Common questions about the LG MU2R15.U12 Dual Zone Multi-Split Air Conditioning System
How many BTU is the LG MU2R15.U12 Dual Zone Multi-Split Air Conditioning System?
The LG MU2R15.U12 Dual Zone Multi-Split Air Conditioning System has a cooling capacity of 14,000 BTU, suitable for Up to 50m² total.
What room size is the LG MU2R15.U12 Dual Zone Multi-Split Air Conditioning System suitable for?
The LG MU2R15.U12 Dual Zone Multi-Split Air Conditioning System is recommended for rooms Up to 50m² total.
Can I install the LG MU2R15.U12 Dual Zone Multi-Split Air Conditioning System 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 LG MU2R15.U12 Dual Zone Multi-Split Air Conditioning System smart-home compatible?
Yes — the LG MU2R15.U12 Dual Zone Multi-Split Air Conditioning System 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
106 kWh/yr
EER 14
Standard model
185 kWh/yr
EER 8
Est. saving
£21.37
79 kWh/yr less
Estimate based on the unit's energy-rating efficiency factor and cooling capacity (14,000 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 5 kW heat output used 5 hrs/day over a 150-day UK heating season at £0.27/kWh.
Electric heater / season
£950
This AC / season
£317
You save / season
£633
~67% less electricity
| Heating method | Electricity / season | Cost / season | Efficiency | Summer cooling |
|---|---|---|---|---|
| This heat-pump AC | 1172 kWh | £317 | Up to 300% | |
| Plug-in electric heater | 3517 kWh | £950 | 100% | |
| Electric storage heater | 3517 kWh | £950 | 100% |
Heat output estimated from this unit's 16,000 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 →
Share your savings
This heat-pump AC costs only £317/season to heat a room vs £950 for an electric heater - that's £633 saved. https://stockool.store/products/lg-mu2r15-u12-dual-zone-multi-split
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