If you’re tackling a multi-room upgrade, a 3-zone mini split is a solid choice...

https://magic-wiki.win/index.php/How_Much_Extra_Does_a_230V_Circuit_Add_to_a_DIY_Mini_Split_Project%3F

If you’re tackling a multi-room upgrade, a 3-zone mini split is a solid choice for targeted comfort without breaking the bank. With SEER2 ratings around 24, these systems run efficiently through summer and winter, even down to -13°F