For 2026, a 115V plug-in mini split with a SEER2 rating around 20 makes sense...

https://shed-wiki.win/index.php/How_Do_Rebates_Work_with_SEER2_Ratings_on_Mini_Splits%3F

For 2026, a 115V plug-in mini split with a SEER2 rating around 20 makes sense for most homes. It’s easy to install yourself without rewiring, fits standard outlets, and still delivers efficient cooling and heating