Thinking about a 3-zone DIY mini split? These systems often handle heating down...
https://tessatopmaid.com/can-i-plug-a-115v-outdoor-unit-into-a-regular-outlet-safely/
Thinking about a 3-zone DIY mini split? These systems often handle heating down to -13°F and can score SEER2 ratings around 24, meaning efficient comfort all year