For 2026, a 115V plug-in mini split with around 22 SEER2 offers a good balance...

https://writerhavenx.com/s/JRQ3ccNdX3aypExaxQHzy

For 2026, a 115V plug-in mini split with around 22 SEER2 offers a good balance of efficiency and ease of install. It works well in spaces up to 600 sq ft and can be DIY installed without special wiring