For 2026, an easy-to-install mini split with a 20 SEER2 rating is a great pick....

https://www.omnihomeideas.com/hvac/top-easy-install-mini-split-systems-2026-best-brands-compared/

For 2026, an easy-to-install mini split with a 20 SEER2 rating is a great pick. Look for models that run on a standard 115V plug, so you won’t need a costly electrical upgrade