
LG DualCool Pro 12000 BTU (3.5kW) Smart Wall Mounted Air Conditioner
12000 BTU · A++ · LG ThinQ Wi-Fi · Dual Inverter · rooms up to 24m²
Sizes with a dashed outline are available to order — tap one and we'll price it for you.
F-Gas certified installation · REFCOM registered engineers
- Cooling / heating capacity
- 3.5 kW / 4.0 kW
- Energy rating
- A++ (cooling) / A+ (heating)
- Smart technology
- LG ThinQ (Wi-Fi)
- Refrigerant
- R32
- Room size
- Up to 24 m²
- Power supply
- 220-240V~ 50Hz, 1Ph
The UK’s best-selling 12,000 BTU smart split — in stock and installable this month.
- Heats and cools all year: 4-in-1 cool, heat, dehumidify and fan.
- LG Dual Inverter keeps working hard in extreme weather — and is covered by a 10-year compressor warranty.
- Control it from anywhere with the LG ThinQ app; set schedules so you never cool an empty house.
- Active Energy Control caps consumption at 80% / 60% / 40% to keep bills down.
- A++ rated, so a typical evening’s cooling costs pennies, not pounds.
Sized for rooms up to 24m². Supplied complete with indoor unit, outdoor condenser, wireless remote and full UK warranty. Add F-Gas certified installation from £1650 + VAT at checkout — one team, one invoice, no sub-contractors.

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