Lennox Air Conditioners Search Search Search Lennox Series Lennox Series Dave Lennox Signature® Collection (2)Elite® Series (4)Merit® Series (3) Sort by SEER Sort by SEER Sort by SEERHigh to LowLow to High SEER Value SEER Value Reset ENERGY STAR® ENERGY STAR® Yes (7)No (2) SL28XCVUp to 28 SEER XC21Up to 21 SEER XC20Up to 20 SEER EL18XCVUp to 18 SEER ML14XC1Up to 17 SEER 16ACXUp to 17 SEER EL16XC1Up to 17 SEER XC13Up to 15.5 SEER 13ACXUp to 13 SEER
