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Air Conditioners

A-rated, app-controlled portable air conditioners — built for British bedrooms, living rooms and home offices.

From 5,000 to 14,000 BTU, our range covers rooms from 8㎡ to 40㎡ — all using R290 refrigerant and carrying an A energy efficiency rating. Select models include WiFi app control, sleep modes as quiet as 52dB, and heating function for year-round use.

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Original price £659.99
Original price £659.99 - Original price £659.99
Original price £659.99
Current price £567.99
£567.99 - £567.99
Current price £567.99

5-in-1 Smart Mobile Air Conditioner Unit Heater and Dehumidifier with Timer Powerful 14000 BTU, White

Only 1 left!

Stay cool, dry and comfortable with this powerful 5-in-1 portable air conditioner from HOMCOM. Ideal for tackling unpredictable summer heat, it coo...

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Original price £659.99
Original price £659.99 - Original price £659.99
Original price £659.99
Current price £567.99
£567.99 - £567.99
Current price £567.99
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How to Choose the Right Portable Air Conditioner

What Size Air Conditioner Do You Need?

The most important factor is matching the BTU output to your room size. As a guide: 5,000 BTU suits rooms up to 12㎡ (a small bedroom), 7,000–9,000 BTU covers 10–28㎡ (a standard bedroom or home office), and 12,000–14,000 BTU is suited to larger living rooms and open-plan spaces up to 40㎡. Choosing too small a unit means it will run constantly without reaching your target temperature — choosing too large wastes energy.

Portable vs. Fixed: Which Is Right for a UK Home?

Portable air conditioners are the most practical choice for most UK homes. They require no permanent installation — just position the unit, route the exhaust hose through a sliding window kit (included with most models), and plug in. This makes them ideal for renters, period properties, or anyone who wants flexibility to move cooling between rooms. Fixed split systems offer quieter operation but require professional installation and planning permission in some properties.

Should You Choose a Model with WiFi Control?

WiFi-enabled models (controlled via the TUYA or Smart Life app) let you set your target temperature before you get home, adjust settings from bed, and monitor energy use remotely. If you're cooling a bedroom or home office where convenience matters, app control is worth the modest price premium. For a utility room or garage, a standard remote-control model will do the job.

What About Dehumidifying?

All units in our range include a dehumidifying function — useful during the damp British shoulder seasons when the air feels muggy rather than hot. Dehumidifying capacity ranges from 14 to 60 litres per day. Higher-capacity models are better suited to conservatories, basements, or rooms with poor ventilation where moisture build-up is a persistent issue.

Do You Need Heating as Well as Cooling?

If you want a single unit that works year-round, look for our 5-in-1 models with a heating function. These provide up to 9,800 BTU of heating output — enough to take the edge off a cool autumn evening in a medium-sized room — alongside full cooling and dehumidifying capability. A practical investment if you're replacing both a fan heater and a cooling unit.

Energy Efficiency and Running Costs

Every unit in our range carries an A energy efficiency rating and uses R290 refrigerant — a low global warming potential coolant that is increasingly the standard for responsible manufacturers. In practical terms, our 5,000 BTU models draw around 560–650W, while 14,000 BTU units draw up to 1,610W. Running a mid-range 9,000 BTU unit for 8 hours a day at current UK energy rates costs approximately £1.00–£1.50 per day — comparable to a fan heater but with far greater cooling effect.

How noisy are portable air conditioners?

Noise levels across our range run from 52dB to 65dB. To put that in context, 52–53dB is roughly equivalent to a quiet conversation, while 65dB is closer to background office noise. Our quieter models (52–54dB) are specifically suited to bedrooms and home offices. If noise is a priority, check the individual product specification for the sleep mode dB rating.

What is the difference between cooling and dehumidifying mode?

Cooling mode actively lowers the air temperature in the room by removing heat and expelling it outside via the exhaust hose. Dehumidifying mode removes moisture from the air without necessarily lowering the temperature significantly — useful during the damp British shoulder seasons when the air feels muggy rather than hot. All units in our range include both modes, with dehumidifying capacity ranging from 14 to 60 litres per day depending on the model.

Can I use a portable air conditioner in a rented property?

Yes — portable air conditioners are ideal for rented properties because they require no permanent installation. You simply position the unit, fit the window venting kit (no drilling required), and plug into a standard 13A socket. When you move out, the unit comes with you. Always check your tenancy agreement if you're unsure, but in most cases no landlord permission is needed.

Are the air conditioners in this range energy efficient?

Every unit in our range carries an A energy efficiency rating — the highest standard available for portable air conditioners. All models also use R290 refrigerant, which has a significantly lower global warming potential than older refrigerants like R410A. Running costs vary by BTU output: a 5,000 BTU model draws around 560–650W, while a 14,000 BTU unit draws up to 1,610W.

Do any models provide heating as well as cooling?

Yes — our 5-in-1 models include a heating function alongside cooling, dehumidifying, fan, and sleep modes. The heating output reaches up to 9,800 BTU (approximately 1,150W), making them suitable for taking the chill off a medium-sized room in autumn or winter. These models represent the best value if you want a single unit that works year-round rather than a separate fan heater and air conditioner.

What size portable air conditioner do I need for my room?

Match the BTU rating to your room size. 5,000 BTU suits rooms up to 12㎡ (small bedrooms), 7,000–9,000 BTU covers 10–28㎡ (standard bedrooms and home offices), and 12,000–14,000 BTU handles larger living rooms and open-plan spaces up to 40㎡. If your room is poorly insulated or south-facing, size up by one step.

Do portable air conditioners need to be vented outside?

Yes — all portable air conditioners need to exhaust hot air outside via a hose. Our units come with a sliding window kit that fits most standard UK sash and casement windows. The hose routes through the kit and vents outside, while the window remains largely closed around it. No permanent installation or drilling is required.