10 Best 12 000 BTU Portable Air Conditioner in the UK 2025
Updated on 09/08/2025
#1
Recommended
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- Compact air conditioner and heater (16.5” x 14.06” x 27.09”) suitable for rooms up to 700 sq. ft.
- 4-in-1 functionality with 8400 BTU cooling and 11,000 BTU heating, featuring dehumidifier and fan modes.
- User-friendly temperature control with slide-out washable filter, auto water evaporation, and a 24-hour timer.
- Easily portable with casters and side handles for convenient movement between rooms.
- Includes an installation kit for quick setup with a large airflow outlet and environmentally friendly R410a refrigerant.
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- Compact air conditioner and heater (16.5” x 14.06” x 27.09”) suitable for rooms up to 700 sq. ft.
- 4-in-1 functionality with 8400 BTU cooling and 11,000 BTU heating, featuring dehumidifier and fan modes.
- User-friendly temperature control with slide-out washable filter, auto water evaporation, and a 24-hour timer.
- Easily portable with casters and side handles for convenient movement between rooms.
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#2
Value for Money
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- 12000 BTU cooling capacity (8350 BTU DOE/SACC) effectively cools rooms up to 40 square feet, featuring a maximum airflow of 370m³/hour for rapid cooling.
- Multifunctional design offers cooling, dehumidifying, and fan modes for year-round comfort. Utilizes R-32 refrigerant, providing efficient cooling with lower environmental impact.
- Smart mode adjusts cooling and fan settings based on ambient temperature. Sleep mode maintains optimal temperatures quietly, promoting relaxation throughout the night.
- Auto-swing feature ensures even air distribution in all directions, with adjustable angles. Offers three fan speeds and a temperature range of 64-90℉ in 6°F increments.
- Equipped with an LED panel and a remote control with a 7-meter range, allowing for easy operation of the unit from anywhere in the room.
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- 12000 BTU cooling capacity (8350 BTU DOE/SACC) effectively cools rooms up to 40 square feet, featuring a maximum airflow of 370m³/hour for rapid cooling.
- Multifunctional design offers cooling, dehumidifying, and fan modes for year-round comfort. Utilizes R-32 refrigerant, providing efficient cooling with lower environmental impact.
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#3
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- Portable air conditioner with 4 functions: cooling, heating, fan, and dehumidifier, including a 1.5m expandable exhaust hose.
- Utilizes eco-friendly R290 refrigerant, compliant with 2020 standards, offering energy savings and low greenhouse emissions.
- Features self-evaporating technology that reduces water tank maintenance by recycling condensed water for efficient operation.
- Includes window sheet and remote control with LED display for easy mode switching and temperature setting; designed for low noise operation (49-53 dB) and easy mobility with casters.
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- Portable air conditioner with 4 functions: cooling, heating, fan, and dehumidifier, including a 1.5m expandable exhaust hose.
- Utilizes eco-friendly R290 refrigerant, compliant with 2020 standards, offering energy savings and low greenhouse emissions.
- Features self-evaporating technology that reduces water tank maintenance by recycling condensed water for efficient operation.
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#4
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- 5-in-1 Portable Air Conditioner with modes for cooling, dehumidifying, fan operation, auto functions, and sleep settings. Cooling range from 15°C to 31°C with oscillating airflow to enhance performance.
- Intelligent Control with a touch screen panel and LED display for easy temperature monitoring. Features a memory function, remote control, and smartphone app support; sleep mode operates quietly and gradually adjusts over time, available with a 24-hour timer.
- Portable design measuring 44 x 33.5 x 71 cm and weighing 29.5 kg, equipped with universal wheels and a side handle for easy mobility. Removable filter for maintenance, with drain indicators for proper water disposal.
- Includes a window exhaust kit compatible with various window types, makes installation simple and can accommodate both horizontal and vertical sliding windows without drilling.
- Eco-friendly operation using R290 refrigerant, ensuring safety for the ozone layer while maintaining energy efficiency class A for cost-effective cooling.
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- 5-in-1 Portable Air Conditioner with modes for cooling, dehumidifying, fan operation, auto functions, and sleep settings. Cooling range from 15°C to 31°C with oscillating airflow to enhance performance.
- Intelligent Control with a touch screen panel and LED display for easy temperature monitoring. Features a memory function, remote control, and smartphone app support; sleep mode operates quietly and gradually adjusts over time, available with a 24-hour timer.
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#5
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- 12,000 BTU cooling capacity efficiently cools spaces up to 26 square meters, ideal for various environments including offices and homes.
- Wi-Fi connectivity enables control via the Nethome Plus app, allowing temperature and timer adjustments from mobile devices; compatible with Amazon Alexa and Google Home for basic commands.
- Class A energy efficiency rating with low power consumption, utilizing eco-friendly R290 refrigerant for cost-effective operation.
- Three speed settings (high, low, sleep) and a temperature range of 17-35°C, featuring a 24-hour timer adjustable through touch controls or remote; portable design with wheels for easy movement.
- Product dimensions: 46.7cm x 39.7cm x 76.5cm (32.5kg); Carton dimensions: 51.2cm x 44.2cm x 88cm (36.2kg).
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- 12,000 BTU cooling capacity efficiently cools spaces up to 26 square meters, ideal for various environments including offices and homes.
- Wi-Fi connectivity enables control via the Nethome Plus app, allowing temperature and timer adjustments from mobile devices; compatible with Amazon Alexa and Google Home for basic commands.
- Class A energy efficiency rating with low power consumption, utilizing eco-friendly R290 refrigerant for cost-effective operation.
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#6
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- Portable air conditioning unit offering three functions: cooling, fan, and dehumidifier, suitable for rooms up to 20 square meters.
- Includes a specially designed window sheet for UK outward/inward opening windows, eliminating the need for a separate purchase.
- Utilizes R290 refrigerant, a natural and energy-efficient gas with no greenhouse emissions, making it eco-friendly.
- Features a self-evaporating system that reduces water removal needs by recycling condensed water for internal cooling.
- Simple setup with a hose kit compatible with UK window openings, ensuring effective sealing to prevent heat ingress.
- Equipped with a remote control for easy mode switching, temperature setting, and noise levels ranging from 49 to 53 dB(A), supporting convenient mobility with castors.
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- Portable air conditioning unit offering three functions: cooling, fan, and dehumidifier, suitable for rooms up to 20 square meters.
- Includes a specially designed window sheet for UK outward/inward opening windows, eliminating the need for a separate purchase.
- Utilizes R290 refrigerant, a natural and energy-efficient gas with no greenhouse emissions, making it eco-friendly.
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#7
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- Compact 4-in-1 unit functions as an air conditioner, fan, dehumidifier, and air purifier.
- Cooling capacity of 9000 BTU effectively cools rooms up to 25 square meters, with dehumidifying capability.
- User-friendly controls with a 24-hour timer, LED display for temperature, and remote operation.
- Includes all necessary installation accessories for easy setup.
- Portable design with casters for mobility and quiet operation due to advanced noise-reduction technology.
- Utilizes eco-friendly R290 refrigerant for sustainability and cost savings.
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- Compact 4-in-1 unit functions as an air conditioner, fan, dehumidifier, and air purifier.
- Cooling capacity of 9000 BTU effectively cools rooms up to 25 square meters, with dehumidifying capability.
- User-friendly controls with a 24-hour timer, LED display for temperature, and remote operation.
- Includes all necessary installation accessories for easy setup.
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#8
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- Cooling mode effectively lowers room temperature; Fan mode offers strong airflow; Dehumidification mode maintains humidity levels around 50%; Silent mode provides quiet operation.
- Compact design fits easily into various spaces, including living rooms and kitchens; Night sleep mode ensures low fan speed for quiet cooling while you rest.
- Versatile 4-in-1 unit functions as an air conditioner, ventilator, dehumidifier, and cooling system, enhancing air circulation and reducing indoor temperature quickly.
- Simple installation with a dual window kit; suitable for most window types, making it accessible for all users regardless of experience level.
- LED display shows current room temperature; Remote control functionality adds convenience for adjusting settings from a distance.
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- Cooling mode effectively lowers room temperature; Fan mode offers strong airflow; Dehumidification mode maintains humidity levels around 50%; Silent mode provides quiet operation.
- Compact design fits easily into various spaces, including living rooms and kitchens; Night sleep mode ensures low fan speed for quiet cooling while you rest.
- Versatile 4-in-1 unit functions as an air conditioner, ventilator, dehumidifier, and cooling system, enhancing air circulation and reducing indoor temperature quickly.
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#9
23% Off
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- Designed for UK installation
- Ideal for areas of 11-16m²
- Cooling capacity of 8,000 BTU/h
- High efficiency with an EER of 2.6, achieving A energy class
- Intuitive interface and remote control for precise temperature regulation
- Quiet operation at 47.5 dB(A)
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- Designed for UK installation
- Ideal for areas of 11-16m²
- Cooling capacity of 8,000 BTU/h
- High efficiency with an EER of 2.6, achieving A energy class
- Intuitive interface and remote control for precise temperature regulation
- Quiet operation at 47.5 dB(A)
#10
17% Off
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- 9000 BTU cooling capacity, effective for spaces up to 215 square feet.
- Four operating modes: cooling, night mode, dehumidifying, and two-speed fan.
- Easy installation with a dual window kit for various window types.
- Night mode gradually raises temperature and reduces fan speed for comfort.
- Eco-friendly R290 refrigerant ensures energy efficiency.
- Remote control and digital display for convenient operation.
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- 9000 BTU cooling capacity, effective for spaces up to 215 square feet.
- Four operating modes: cooling, night mode, dehumidifying, and two-speed fan.
- Easy installation with a dual window kit for various window types.
- Night mode gradually raises temperature and reduces fan speed for comfort.
- Eco-friendly R290 refrigerant ensures energy efficiency.
- Remote control and digital display for convenient operation.
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