However, the size of an aircon (in terms of BTUs) and the corresponding size of the room where you want to install the aircon are just as important as the brand you are buying.

Speak to hundreds of reliable pros, view their gallery, inspirations, and know the best prices with our resources. How much electricity does a split or ducted ac unit need to cool a room or house in an hour, day, week, or month? Let’s find out.Buy It Direct Ltd is a limited company registered in England. Registered number 04171412. Registered office: Unit A Trident Business Park, Leeds Road, Huddersfield, West Yorkshire, HD2 1UA. Once the area has been calculated, multiply it by 25 BTU to determine the minimum cooling capacity required for this size of a room. The maximum cooling power of your air con in British Thermal Units. The greater the BTU, the larger the space the unit can cool. Get the area of the room (in sq metres) that you wish to install the aircon at, and simply divide by 5. You will get the the cooling capacity in Kilowatt (KW). Following which, to convert Kilowatt into BTU required, take that result and multiply it by 3412. Further down, we recommend their EL98 model which is more powerful, at 11,000 BTU. But this smaller, cheaper N82 is slightly cheaper to run (at 27p per hour rather than 33p) and boasts many of the same features, including an LED control panel and thermostat, making it our top choice for most families. It’s also about as quiet as air conditioners get: 52dB compares to the murmur of a quiet office.

Wow! You can easily calculate the electricity running cost of any device using our calculator at the end of this article! Do you have more electrical devices and need to reduce the energy cost? Read our detailed post with 10 tips on how to reduce costs with an appliance-running cost calculator for the UK The optional Wi-Fi functionality can also help you save money on your energy bills too! Let's say, for example, you're held up in a work meeting and are running an hour late home, just pop your smartphone out and set the air conditioner to turn on an hour later. It gives you instant control at your fingertips - after all, your smartphone is always within easy reach!Although from our calculations, a split AC may seem cheaper, you have to consider the hidden costs of running one. There is an installation cost which you do not need with a portable AC. in addition, a split AC unit remains stationary in one room and only provides cooling in that room. A portable air conditioner can be moved from room to room, which will be cheaper to run compared to installing a ducted air conditioning system. This is how much it costs you to run a split AC or a ducted AC in your home for an hour to a month. As you can see, ducted units can be expensive to run and will significantly increase your monthly energy bills. While split ACs are cost-effective for a single room, they can be pricey to run if they are installed in several rooms. If you have ever looked at the specifications of an air conditioner or heater then you have probably noticed the term BTU in the specifications. But what is BTU? What does it stand for? What does it mean?