For 2026, consider the Mitsubishi 12,000 BTU mini split with a 23 SEER2 rating....

https://cashsgreatblog.novacrestiq.com/posts/does-pioneer-require-professional-installation-for-warranty-coverage

For 2026, consider the Mitsubishi 12,000 BTU mini split with a 23 SEER2 rating. It plugs into a standard 115V outlet, so no complex electrical work is needed