An ENERGY STAR® air conditioner is independently certified to meet strict energy efficiency standards set by the U.S. EPA. These ACs use advanced compressors, better insulation, and smart airflow systems to deliver powerful cooling while using less energy. Choosing ENERGY STAR helps lower your electricity bills and reduces environmental impact, all without sacrificing performance.
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Use this chart to select the right size ENERGY STAR air conditioner. Proper sizing ensures comfort and efficiency. Add ~10% for sunny rooms or kitchens, subtract ~10% for shaded rooms.
| Room Size (sq ft) | Recommended BTU | Typical Usage |
|---|---|---|
| <150 | 5,000–6,000 BTU | Small bedroom, nursery |
| 150–250 | 6,000–8,000 BTU | Bedroom, small office |
| 250–350 | 8,000–10,000 BTU | Primary bedroom, den |
| 350–450 | 10,000–12,000 BTU | Large bedroom |
| 450–550 | 12,000–14,000 BTU | Small living room |
| 550–700 | 14,000–18,000 BTU | Medium living room |
| 700–1,000 | 18,000–24,000 BTU | Large living room, open space |
Save energy and stay comfortable. Explore our full selection of ENERGY STAR air conditioners and use the BTU chart above to find the right fit at ShopAppliances.com.
