Depending on where you live, your cabin may experience more benefits by having many air conditioner units versus just the a single.
The benefits are many, such as increased efficiency, greater cooling power, increased comfort, & additional flexibility in temperature control.
If you are residing in a cabin that has had additional residing space added, your cooling system device may no longer be suited to cool the added residing space, & will require another A/C unit. Homes with more than a single story are commonly built with many seperate units, allowing the bottom & top floor to be cooled independently. Without a many device system, the people residing may experience complications of over cooling a single area while not cooling a different area enough. Heat rises to the upper floor so it’s important to have many air conditioner units to allow the system to keep the upper level comfortable by lowering a single thermostat. At the same time, homeowners can adjust the lower level to a bit higher temperature & overall save energy. You should suppose actually comfortable in your cabin at all times, but no matter if you are cooking, baking, hosting a celebration, or working out in your cabin gym, you need to have that extra cooling power, for those with medical conditions & the elderly, having suitable air conditioner is a necessity, not just a comfort. All of these situations would warrant the need for a eighth air conditioner unit. A professional with industry expertise & experience can help you determine if your cabin should have a many device A/C system.