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The XL20i’s SEER (Seasonal Energy Efficiency Ratio) rating of up to 20.00 is among the highest energy efficiency rating of any air conditioner available today. The XL20i has two compressors: one for milder weather and a second larger compressor for those extremely hot days. It’s like having two units in one.

The XL16i’s SEER (Seasonal Energy Efficiency Ratio) rating of up to 17.15 makes it an energy efficient choice for home comfort.

The XL15i’s SEER (Seasonal Energy Efficiency Ratio) rating of up t o 16.00 makes it an energy efficient choice for home comfort.

The XL14i’s SEER rating of up to 15.50 makes it an energy efficient choice for home comfort.
Single-stage – High Efficiency

The XR14’s SEER (Seasonal Energy Efficiency Ratio rating of up to 14.00 makes it an energy-efficient choice for home comfort.
The XR13’s SEER (Seasonal Energy Efficiency Ratio) rating of up to 14.00 makes it an energy-efficient choice for home comfort.
Single-stage – Standard Efficiency

The XB13’s SEER up to 13.25 makes it an energy-efficient choice for home comfort.