Do Mitsubishi Split Unit Runs Constantly All Winter?

Do Mitsubishi Split Unit Runs Constantly All Winter?

A Mitsubishi split unit functions continuously like every other mini-split air conditioning system. It would help if you did not worry about your energy bills because these ductless systems run on low-power inverter mode, saving you money in the long run. The information below explains the important things about a Mitsubishi ductless AC unit.

Working of Mitsubishi Split Unit

The Mitsubishi split unit is different from conventional air conditioning systems. It constantly runs without producing any noise and consumes less energy than furnaces, boilers, and central air systems, which is why your utility bills remain under control. These split units are ductless and small and rely on heat pump inverter technology to operate at variable speed settings. Mini-split units have no on and off mode, but the energy costs are still less due to inverter technology. With inverter technology, your AC unit will never suffer overheating and overcooling while running continuously as it stays in the low power mode and maintains the temperature steady. In this way, it requires much less energy.

Benefits of Mitsubishi Split Unit

On comparing the operation and working efficiency of conventional and Mitsubishi mini-split systems, you will find the following points:

  • Mitsubishi Split Unit vs. Central Air Systems

Central air conditioners maintain a cool home atmosphere when running, but a split unit continues to provide comfort in the low power mode. It is because the central air conditioners dehumidify your home for a few hours and then turn off. The room stays cool and more comfortable with constant dehumidification from Mitsubishi split units.

  • Mitsubishi Split Unit vs. Furnaces

A furnace and radiator turn off once the desired temperature is achieved and turns on again when it lowers. However, a Mitsubishi split unit continues to run on low-power mode and provides constant heat with an air handler that does not fluctuate. So, the temperature stays steady, and you can stay comfortable with noticeable heat. Also, big furnaces and radiators take time to heat your home, yet some hot and cold spots are left. However, a Mitsubishi split unit detects and fixes uneven heating with in-built sensors.

The Energy Efficiency of The Mitsubishi Split Unit

A Mitsubishi split unit works on lesser energy consumption due to heat pump technology. It does not use fuel for combustion like a furnace to generate heat. It is rather based on a heat transfer process that uses much less energy and continuous heat transfer. Therefore, in comparison, Mitsubishi split units come with an Energy Star certification which is eligible for tax rebates and credits under energy-efficient appliances. You can even cover your utility bills with incentives from government organizations and save hundreds to thousands of dollars in the long run.


Dr. Ductless is a professional and certified dealer for Mitsubishi split AC units and related HVAC services. If you are interested in ductless high-efficiency HVAC units or systems, call us today for a consultation. Check out our website to get your HVAC service guide and more information.


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