For 2026, a 20 SEER2 mini split with a 115V plug-in option is a solid choice...

https://brooksfznx367.theburnward.com/is-18-000-btu-too-much-for-a-single-room-mini-split

For 2026, a 20 SEER2 mini split with a 115V plug-in option is a solid choice for easy DIY installation. These units cool efficiently down to 5°F, perfect for mild climates