If you’re tackling a 3-zone DIY mini split, you’re looking at a system that can...
https://tessatopmaid.com/can-i-plug-a-115v-outdoor-unit-into-a-regular-outlet-safely/
If you’re tackling a 3-zone DIY mini split, you’re looking at a system that can handle -13°F heating comfortably while boosting efficiency with a SEER2 rating of 24