What Size Wire For Mitsubishi Mini Split

In order to size your mini split correctly you will need to know the square footage of the room and check it against our table.

What size wire for mitsubishi mini split. Ductless mini split air conditioner help how to size my system. Using highly advanced technology mitsubishi electric cooling and heating makes some of the best ductless air conditioning systems on the market. Wiring a disconnect box to mini split disconnect boxes are simple to wire up with power coming in and going out. I recently purchased a ductless mini split and am trying figure out the correct breaker and wire size.

Depending on the size and model mini splits have specific power requirements. Now that the house and the bonus room are complete i checked and the builder only ran a 12 2 wire 2 insulated wires and a bare ground. Some small 9k 12k btu systems may require a 110 volt service but most will require 220 volts or more. Currently i have a 220v 30 amp breaker with 10 awg romex.

I go over how to connect the power wires from the discon. If you are still not sure give us a call at 877 770 3548. In this installation video i show how to wire in a mini split air conditioner and heat pump system. Mop 35 amps mca 23 amps cooling rated amps 17 55 heating rated amps 17 55 compressor 17 3 amps fan 0 25 amps.

I asked the builder of the house to prewire for the minisplit. The electrical characteristics for my lg ductless mini split are as follows. While most units will be 10 12 gauge be sure to read the specifications to get the correct size wire. Each indoor unit will be capable of providing a set number of btu s of cooling and heating power.

The sizing chart below is useful to help you determine your approximate central ductless mini split air conditioner size requirements. If you re considering a ductless split system installation you probably have some questions. I am installing an 18000 btu mitsubishi mini split in the room above my garage. What size system do i need.

To size your mini split air conditioner the most important thing you need to know is the square footage of the room you re looking to cool and or heat. Since these systems need to be hardwired into the electrical service panel be sure the breaker panel is properly sized and can handle the additional voltage.