Choosing the right size is critical for energy efficiency and comfort. A unit that is too small won't cool effectively, while one that is too large will cycle on and off too frequently, wasting power. Up to 150 sq. ft.: 1.0 Ton. 151–250 sq. ft.: 1.5 Ton. 251–400 sq. ft.: 2.0 Ton.
Add 10–20% capacity if your room has high ceilings, faces direct sunlight, or is on the top floor of a building. 2. Choose Between Inverter and Non-Inverter buy ac online
Generally has a lower upfront cost but consumes more power because the compressor only runs at full speed or is entirely off. 3. Key Specifications to Check Choosing the right size is critical for energy
Best for long-term savings if you use the AC for more than 8 hours a day. It adjusts compressor speed to maintain a steady temperature, using roughly 25–30% less electricity. 251–400 sq
Especially for bedrooms, look for models with noise levels below 40 dB.