10 Best Air Conditioner Without Outdoor Unit in The UK

Last updated on 06/07/2025
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Best Choice
1
9.9
Exceptional
12000 BTU Smart WiFi A++ Easy-fit DC Inverter Wall Split Air Conditioner with 5 Meters Pipe kit - Wall Mounted Air Conditioning Unit with 5 Years Warranty
Electriq
12000 BTU Smart WiFi A++ Easy-fit DC Inverter Wall Split Air Conditioner with 5 Meters Pipe kit - Wall Mounted Air Conditioning Unit with 5 Years Warranty
Why We Love It
  • Eco-friendly with A+++ rating.
  • Ideal for both home, offices.
  • Offers cooling, heating, dehumidification.
Main Highlights
  • Extremely energy efficient with an A+++ rating
  • Perfect for use in the home or large offices
  • 3-in-1: Cooling, heating and dehumidifying
  • EasyFit pre-gassed with 5 m pipe and cable kit supplied as standard
  • Really powerful but quiet in operation
9.9
Exceptional
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Best Value
2
9.8
Exceptional
18000 BTU Air Conditioner Wall Split Wi Fi 5 In 1 Air Cooler Heater Dehumidifier Air Purifier Fan With Heat Pump Remote Control 5.1 kW A++ Rating 2 Pipes and Installation Kit Included
Generic
18000 BTU Air Conditioner Wall Split Wi Fi 5 In 1 Air Cooler Heater Dehumidifier Air Purifier Fan With Heat Pump Remote Control 5.1 kW A++ Rating 2 Pipes and Installation Kit Included
Why We Love It
  • All-in-one unit saves space.
  • Wi-Fi control offers convenience.
  • Easy installation, minimal maintenance.
Main Highlights
  • * 5 IN 1 FEATURES: Cooling, Heating, Fan, Air Purifier and Dehumidifier - Multiple options and modes with this complete all in one Unit. Save space and cost at the same time by not buying separate units to perform all these functions.
  • * 18000 SUPER STRONG 850 M3/H AIR FLOW: More powerful and stronger than average 18000 BTU Units. Get more for your money with maximum air flow. It's designed with double the BTU rating for efficient cooling or heating of large areas, saving up to 60% on energy bills compared to non-inverter models. Plus, it's self-cleaning for long-term performance with minimal maintenance.
  • * WI FI AND REMOTE CONTROL: Imagine controlling the temperature of your home or office from your smartphone, so you're greeted with a cozy room every time you arrive. Thanks to this latest air conditioner with built-in Wi-Fi, this is now a reality. Connect it to your home Wi-Fi and use your smartphone to monitor and manage temperature, fan speed, and more from anywhere. For example, you can set it to turn on later if you're working overtime, to help avoid unnecessary energy waste. You also have the added option to control it wirelessly through a remote control.
  • * INSTALLATION KIT INCLUDED: 1 set of 3 meters copper pipes (2 pipes), 1 x 304 stainless steel outdoor wall bracket, 1 x 2 meters drain pipe and Remote Control are all included (electrical wire not included). Cost effective and convenient saving you time and money from spending extra purchasing additional parts.
  • * TURBO FUNCTION: When you turn on this mode, air conditioning provides the most rapid cooling or heating, to create comfortable conditions in the shortest possible time.
  • * EASY INSTALLATION: Our units are designed to reduce the installation time. The indoor and outdoor units are pre-gassed and sealed enabling the qualified fitter to easily install them. The indoor unit should be fitted to the wall. The condenser should be fixed on the ground or wall mounted on the outside of the wall. These units contain a gas which is governed by F-Gas regulations.
  • * DIGITAL POWER DISPLAY: Closely monitor the performance and temperature with the LED display on the indoor unit so you are fully aware at all times ensuring it is at the correct level and adjusting it wirelessly when necessary.
9.8
Exceptional
Amazon Logo
3
9.6
Superb
12000 BTU Air Conditioner Wall Split Wi Fi 5 In 1 Air Cooler Heater Dehumidifier Air Purifier Fan With Heat Pump Remote Control 3.4 kW A++ Rating 2 Pipes and Installation Kit Included
Generic
12000 BTU Air Conditioner Wall Split Wi Fi 5 In 1 Air Cooler Heater Dehumidifier Air Purifier Fan With Heat Pump Remote Control 3.4 kW A++ Rating 2 Pipes and Installation Kit Included
Why We Love It
  • Convenient remote control access.
  • Exceptional energy savings.
  • Multifunctional 5-in-1 unit.
Main Highlights
  • * 12000 BTU SUPER STRONG 600 M3/H AIR FLOW: More powerful and stronger than average 12000 BTU Units. Get more for your money with maximum air flow. It's designed with double the BTU rating for efficient cooling or heating of large areas, saving up to 60% on energy bills compared to non-inverter models. Plus, it's self-cleaning for long-term performance with minimal maintenance.
  • * 5 IN 1 FEATURES: Cooling, Heating, Fan, Air Purifier and Dehumidifier - Multiple options and modes with this complete all in one Unit. Save space and cost at the same time by not buying separate units to perform all these functions.
  • * EASY INSTALLATION: Our units are designed to reduce the installation time. The indoor and outdoor units are pre-gassed and sealed enabling the qualified fitter to easily install them. The indoor unit should be fitted to the wall. The condenser should be fixed on the ground or wall mounted on the outside of the wall. These units contain a gas which is governed by F-Gas regulations.
  • * TURBO FUNCTION: When you turn on this mode, air conditioning provides the most rapid cooling or heating, to create comfortable conditions in the shortest possible time.
  • * INSTALLATION KIT INCLUDED: 1 set of 3 meters copper pipes (2 pipes), 1 x 304 stainless steel outdoor wall bracket, 1 x 2 meters drain pipe and Remote Control are all included (electrical wire not included). Cost effective and convenient saving you time and money from spending extra purchasing additional parts.
  • * WI FI AND REMOTE CONTROL: Imagine controlling the temperature of your home or office from your smartphone, so you're greeted with a cozy room every time you arrive. Thanks to this latest air conditioner with built-in Wi-Fi, this is now a reality. Connect it to your home Wi-Fi and use your smartphone to monitor and manage temperature, fan speed, and more from anywhere. For example, you can set it to turn on later if you're working overtime, to help avoid unnecessary energy waste. You also have the added option to control it wirelessly through a remote control.
  • * DIGITAL POWER DISPLAY: Closely monitor the performance and temperature with the LED display on the indoor unit so you are fully aware at all times ensuring it is at the correct level and adjusting it wirelessly when necessary.
9.6
Superb
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4
9.4
Superb
Woods Como 12k Smart Air Conditioner
Wood's
Woods Como 12k Smart Air Conditioner
Why We Love It
  • Sleek and elegant design.
  • Easy to move anywhere.
  • Control via smartphone app.
Main Highlights
  • The Wood’s Como 12K is a powerful air conditioner with a sleek and elegant form factor. This air conditioner will quickly and efficiently regulate the temperature in your home or work place, providing a comfortable climate all year around.
  • The Wood’s Como 12K features a digital touch control panel as well as a remote control that makes it very easy to use. The sturdy wheels makes the unit very easy to move to where it is most needed at the moment, and with the included window kit you avoid drilling holes in your wall. The hot air is easily exhausted out through the window.
  • Wood’s has developed an app which available on IOS and Android. Using the Wood’s Connect app, you can control the unit as well as to see useful information about the room environment such as temperature and humidity.
  • Main Features - Remote Control, Programmable Timer, Incl. Dust Filter, Auto Swing, Washable air filter
9.4
Superb
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5
9.2
Superb
Dreo Smart 3-in-1 Portable Air Conditioner, 10000 BTU Drainage-Free Cooling AC Unit, Silent Mobile Air Conditioner for Bedroom, APP/Voice/Remote Control, 24h Timer with Fan &Dehumidifier, AC515S
Dreo
Dreo Smart 3-in-1 Portable Air Conditioner, 10000 BTU Drainage-Free Cooling AC Unit, Silent Mobile Air Conditioner for Bedroom, APP/Voice/Remote Control, 24h Timer with Fan &Dehumidifier, AC515S
Why We Love It
  • Powerful 10,000 BTU cooling capacity.
  • Quiet operation for peaceful environments.
  • Smart control via voice assistants.
Main Highlights
  • 𝙂𝙤 𝘽𝙞𝙜 𝙤𝙣 𝘾𝙤𝙤𝙡𝙞𝙣𝙜 𝙋𝙤𝙬𝙚𝙧: The DREO AC515S portable air conditioner brings massive 10,000 BTU ASHRAE cooling capacity that reaches up to 14 ft. Helping you keep the comfortable temp in the sweltering summer
  • 3-𝙞𝙣-1 𝙈𝙤𝙙𝙚 𝙬𝙞𝙩𝙝 𝙁𝙖𝙣 & 𝘿𝙚𝙝𝙪𝙢𝙞𝙙𝙞𝙛𝙞𝙚𝙧: Get more control of the way you cool thanks to the 3-in-1 mode including settings for cooling, dehumidifying and fan control in one, finding the ideal comfort setting is easier than ever with the DREO room air conditioner
  • 𝙄𝙨𝙤𝙡𝙖𝙩𝙚 𝙉𝙤𝙞𝙨𝙚, 𝘼𝙢𝙥𝙡𝙞𝙛𝙮 𝘾𝙤𝙢𝙛𝙤𝙧𝙩: Featuring a new noise isolation system around the compressor, this portable air conditioner is ideal for quiet spaces like bedrooms and offices
  • 𝘿𝙧𝙖𝙞𝙣𝙖𝙜𝙚-𝙛𝙧𝙚𝙚 𝙞𝙣 𝙥𝙤𝙬𝙚𝙧𝙛𝙪𝙡 𝙘𝙤𝙤𝙡𝙞𝙣𝙜 𝙬𝙝𝙚𝙣 𝙩𝙝𝙚 𝙝𝙪𝙢𝙞𝙙𝙞𝙛𝙮 𝙪𝙣𝙙𝙚𝙧 85%: Bring uninterrupted cold air to your room, thanks to DREO's new AC unit design, a dedicated condenser and water pump helps transfer excess water and reduces the need for drainage compared to traditional floor air conditioners
  • 𝙎𝙢𝙖𝙧𝙩 𝘾𝙤𝙤𝙡𝙞𝙣𝙜 𝙖𝙩 𝙔𝙤𝙪𝙧 𝙁𝙞𝙣𝙜𝙚𝙧𝙩𝙞𝙥𝙨: Use your favorite voice assistant (compatible with Amazon Alexa or Google Home) or the fully-featured Dreo App to control every aspect of your cooling experience, from multiple modes to fan speeds, timers and schedules, this standing AC has it all
  • 𝙎𝙪𝙥𝙚𝙧𝙗 𝘾𝙪𝙨𝙩𝙤𝙢𝙚𝙧 𝙎𝙚𝙧𝙫𝙞𝙘𝙚: Our friendly customer support works around the clock to solve any issues and give you all the product guidance needed when using Dreo AC Series
9.2
Superb
Amazon Logo
6
9.0
Superb
Portable Air Conditioner, Fast Cooling Air Conditioners Dehumidifier, Without Outdoor Unit, Compact Mini Air Conditioner,Bedroom, Kitchen, Rental House, Dormitory Mosquito Net Air Conditi
HmLotd
Portable Air Conditioner, Fast Cooling Air Conditioners Dehumidifier, Without Outdoor Unit, Compact Mini Air Conditioner,Bedroom, Kitchen, Rental House, Dormitory Mosquito Net Air Conditi
Why We Love It
  • Move it anywhere effortlessly.
  • Environmentally-friendly cooling technology.
  • Sleep peacefully in comfort.
Main Highlights
  • Move freely without boundaries: No outdoor unit or hole drilling required for flexible setup. Unconfined by location or room size, this portable air conditioner can be easily moved to anywhere needed. The omni-directional casters allow for effortless maneuvering without repeated assembly and disassembly.
  • High-performance eco-friendly compressor: this air conditioner features next-generation refrigerant that cools efficiently while protecting the environment. Pollutant-free and energy-saving, it delivers refreshing air that is crisply cold from the inside out. Experience optimized cooling and cost savings with cutting-edge compressor technology.Third generation fully upgraded piston compressor, Environmentally-friendly, low noise, long-lasting, and delivers real cooling feel.
  • Maximize energy savings and cut costs Boasting an impressively low rated power of just 280W, this air conditioner consumes even less energy during steady operation. It can maintain comfortable cooling all night on under 2kWh - equivalent to just pennies of electricity. Designed for true efficiency even at extreme temperatures, you'll save substantial costs without compromising performance. Cool comfort and savings delivered.
  • Restful slumber awaits with a soothing springtime breeze Its whisper-quiet operation and soft cooling airflow craft an oasis for rejuvenating rest. As you drift off to dreams under drifting feathers of chilled comfort, sleep becomes a luxurious indulgence. Leave stress behind as you're lulled into the deepest of restorative escapes each night. Wake refreshed, restored and ready to bloom - because quality sleep is the ultimate luxury.
  • Intelligent humidity control for wellness and vitality. Featuring an innovative independent dehumidification system, it works quietly behind the scenes to maintain optimal indoor air quality. By efficiently removing excess moisture from enclosed living spaces, your clothes and furnishings stay fresh while potential musty odors are prevented. Say goodbye to damp
9.0
Superb
Amazon Logo
7
8.9
Excellent
KOMORE Portable Air Conditioner 9000 BTU, 4-in-1 Air Conditioning Unit, Fan 2 Speeds & Cooling, Dehumidifier, Sleep Mode, Smart App WIFI & Remote Control, 24 Hour Timer, Window Kit
KOMORE
KOMORE Portable Air Conditioner 9000 BTU, 4-in-1 Air Conditioning Unit, Fan 2 Speeds & Cooling, Dehumidifier, Sleep Mode, Smart App WIFI & Remote Control, 24 Hour Timer, Window Kit
Why We Love It
  • Versatile 4-in-1 functionality.
  • Smart remote and app control.
  • Easy mobility and maintenance.
Main Highlights
  • [4-in-1 Portable Air Conditioner] Cooling, Dehumidifying, Fan and Sleep modes. Cooling mode provides powerful cool air with a temperature range of 16°C to 31°C; Fan mode promotes air circulation with two speeds; Dehumidifying mode removes up to 1 litre of moisture and reduces humidity; Sleeping mode (noise level≤53dB) is only available in cooling mode, with reduced air speed. Louvered air outlet window manually adjusts up and down angle, left and right angle internal circulation oscillation.
  • [Intelligent Control Technology] Clear buttons on the front of the body, comes with a configurable remote control (range within 5m), which allows you to set the time, temperature and mode easily. Meanwhile, it can be operated remotely via APP ’Tuya Smart‘ + WIFI(based on 2.4G) to control all the functions of this smart air conditioner from a certain distance such as in bed or on the sofa. Sleep mode can be used with 24-hour timer, and smart temperature adjustment can help you save energy costs.
  • [Easy To Maintain] Size 33 x 28 x 70cm, weight 21kg, with universal wheels and side handles, easy to move and carry. Removable air mesh cover filters clean cold air, it is recommended to clean the dust regularly with water and soft detergent, dry thoroughly and put back to the original place. There is condensation circulating inside the air conditioner after use, please check the bottom drain port for regular drainage when not in operation, or use the equipped hose for continuous drainage.
  • [Suitable for Most Window Types] Window exhaust kit included, including: retractable exhaust hose (up to 1.5 metres), hose connector, window exhaust adapter, baffle plate and screws, easy installation can be found in the user's instruction manual, window bracket kit is suitable for horizontal or vertical sliding windows, no drilling is required. Multi-scenario use, bring coolness and comfort to your bedroom, living room, office, basement or workplace.
  • [Eco-friendly, Ecological & Energy-saving] Thanks to the advanced air compressor, the portable air conditioner has a cooling capacity of up to 9,000 BTUs; unlike traditional air conditioners, this air conditioner is environmentally friendly with the use of the R290 natural refrigerant, which does not harm the ozone layer; the energy-efficiency class A ensures that you can enjoy the coolness of the hot summer days and save money at the same time.
8.9
Excellent
Amazon Logo
8
8.8
Excellent
Portable Air Conditioner 9000 BTU, Air Conditioning Unit with 4-in-1 Function, Air Cooling, Ventilation, Dehumidifying and Sleep Mode with 24H Timer
AirOrig
Portable Air Conditioner 9000 BTU, Air Conditioning Unit with 4-in-1 Function, Air Cooling, Ventilation, Dehumidifying and Sleep Mode with 24H Timer
Free Shipping
Why We Love It
  • Portable with easy installation.
  • Cools large spaces efficiently.
  • Features 4-in-1 functionality.
Main Highlights
  • 【Powerful Cooling Capacity】The AirOrig air conditioner has a 9,000 BTU cooling capacity which provides cooling down to 16°C across 300 Sq.Ft with 330 m³/h circulation that ideal for home large room including living rooms, bedrooms, bathroom and offices. This high powered portable ac unit will keep you cool and comfortable all year round.
  • 【4-In-1 Portable AC Unit AirOrig air conditioner combines three energy-saving functions with COOL, DRY and FAN modes to meet all your refrigeration and ventilation needs. You can not only get the refrigeration effect of portable air conditioner, but also help reduce humidity. Portable AC can release fresh air and collect moisture to provide you a healthy and comfortable environment.
  • 【Easy to Move & Install】With hidden handles and castors wheels, this portable air conditioner can move to any room with a double hung or sliding window easily. All accessories are included in the packaging with clear instructions and drawings to help you install quickly and without the need of special tools. Just attach the included hose & window adapter, plug it into an outlet. Perfect for single room cooling including bedroom, apartment, college dorm room, garage and more.
  • 【Removable & Washable Filter】The portable ac unit has a removable and washable double-layer filter to protect you and your family from dust, pet dander and hair. We highly recommend you clean the air filter every two week of operation to get the better performance. Regular cleaning and maintenance will ensure its conditioning efficiency and help prevent air quality problems.
  • 【LED Display+Remote Control】The portable air conditioner has a digital touch button control panel which includes the power, mode, timer, temperature and fan speed settings. Other functions such as auto defrost, unit selector (°C/°F), one-click-sleep key can be adjusted using the included remote control as well. The portable AC also has an easy-to-read LED display.1-year of warranty will be provided if you have any product/ technical/using issues, get faster replay via Amazon Message.
8.8
Excellent
Amazon Logo
9
8.7
Excellent
SereneLife Portable Air Conditioner 7,000 BTU with Remote, Dehumidifier, Cooler & Fan Modes, 230W, 100 Liter, Low Noise Motor, Ideal for Home, Office, School & Business Rooms
SereneLife
SereneLife Portable Air Conditioner 7,000 BTU with Remote, Dehumidifier, Cooler & Fan Modes, 230W, 100 Liter, Low Noise Motor, Ideal for Home, Office, School & Business Rooms
Free Shipping
Why We Love It
  • Easy to transport anywhere.
  • Three multifunctional operating modes.
  • Remote-controlled convenience included.
Main Highlights
  • ❄️ 2-in-1 Air Conditioner & Dehumidifier: Enjoy both cooling and moisture removal in one compact unit, perfect for hot weather and humid rooms in your home, office, or bedroom.
  • 🌙 Quiet Sleep Mode & Ventilation: Features a restful sleep mode for undisturbed nights and ventilation mode for fresh air circulation, ideal for bedrooms, living rooms, or offices.
  • 🔧 Easy Remote Control & Adjustable Settings: Control cooling, fan speed, and modes easily with the remote, offering a user-friendly experience for quick temperature adjustments.
  • 🌡️ 7000 BTU Cooling Power: Cools rooms up to 250 sq. ft. efficiently, perfect for small to medium-sized rooms in hot summer months, ensuring consistent comfort and cooling.
  • 🌍 Energy-Efficient & Eco-Friendly: Rated Energy Class A+ for low energy consumption, helping you stay cool while saving on electricity bills and reducing your carbon footprint.
8.7
Excellent
Amazon Logo
10
8.7
Excellent
Air Conditioning Unit 9000 BTU, Portable Air Conditioner with 4-in-1 Function, Air Cooling, Ventilation, Dehumidifying and Sleep Mode with 24H Timer
AirOrig
Air Conditioning Unit 9000 BTU, Portable Air Conditioner with 4-in-1 Function, Air Cooling, Ventilation, Dehumidifying and Sleep Mode with 24H Timer
Free Shipping
Why We Love It
  • Powerful cooling for large rooms.
  • Versatile functions for comfort.
  • Easy to move and install.
Main Highlights
  • 【Powerful 9000 BTU Air Conditioner】The AirOrig air conditioner has a 9,000 BTU cooling capacity which provides cooling down to 16°C across 300 Sq.Ft with 330 m³/h circulation that ideal for home large room including living rooms, bedrooms, bathroom and offices. This high powered portable ac unit will keep you cool and comfortable all year round.
  • 【4-In-1 Portable AC Unit AirOrig air conditioner combines three energy-saving functions with COOL, DRY and FAN modes to meet all your refrigeration and ventilation needs. You can not only get the refrigeration effect of portable air conditioner, but also help reduce humidity. Portable AC can release fresh air and collect moisture to provide you a healthy and comfortable environment.
  • 【Easy to Move & Install】With hidden handles and castors wheels, this portable air conditioner can move to any room with a double hung or sliding window easily. All accessories are included in the packaging with clear instructions and drawings to help you install quickly and without the need of special tools. Just attach the included hose & window adapter, plug it into an outlet. Perfect for single room cooling including bedroom, apartment, college dorm room, garage and more.
  • 【Removable & Washable Filter】The portable ac unit has a removable and washable double-layer filter to protect you and your family from dust, pet dander and hair. We highly recommend you clean the air filter every two week of operation to get the better performance. Regular cleaning and maintenance will ensure its conditioning efficiency and help prevent air quality problems.
  • 【LED Display+Remote Control】The portable air conditioner has a digital touch button control panel which includes the power, mode, timer, temperature and fan speed settings. Other functions such as auto defrost, unit selector (°C/°F), one-click-sleep key can be adjusted using the included remote control as well. The portable AC also has an easy-to-read LED display.1-year of warranty will be provided if you have any product/ technical/using issues, get faster replay via Amazon Message.
8.7
Excellent
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