Honeywell HL Series Portable Air Conditioners: These units are known for their efficiency and come in various BTU ratings to suit different room sizes.
Whynter ARC Series Portable Air Conditioners: Whynter offers a range of efficient and portable air conditioners suitable for small to medium-sized rooms.
Black+Decker BPACT Series Portable Air Conditioners: These units are compact and energy-efficient, making them suitable for smaller spaces.
LG LP Series Portable Air Conditioners: LG is a reputable brand that offers energy-efficient portable air conditioners with various features.
Keep in mind that your specific requirements for solar compatibility and charging your Tesla wall may require additional research or consultation with experts in the field. Additionally, the product landscape might have changed since my last update, so I recommend checking the latest reviews and energy efficiency ratings for the most up-to-date information.