Infinity Series Central Air Conditioner (Best)

• Up to 21 SEER ...
• As low as 68 dB ...
• Superior humidity control
• Improved indoor air quality
• Two-stage operation for ultimate comfort
• Infinity Control for maximum perfo...rmance
• Silencer System II ...
• WeatherArmor Ultra System ...
• Enhanced diagnostics with Infinity control
• Environmentally-sound Puron refrig...erant
• 10-year parts limited warranty whe...n properly registered1

Performance Series Central Air Conditioner (Better)

• Up to 18 SEER ...
• As low as 67 dB ...
• WeatherArmor Ultra Protection Syst...em
• Environmentally-sound Puron refrig...erant
• 10-year parts limited warranty whe...n properly registered1

Comfort Series Central Air Conditioner (Good)

• Up to 16 SEER
• As low as 74 dB (quiet as a dishwasher)
• WeatherArmor™ louvered coil guard
• Environmentally sound Puron® refrigerant or R-22 refrig...erant
• Coastal model available with WeatherShield™ coating&#...x2014;resists salt air corrosion
• 10-year parts limited warranty when properly registered (24A...CB3, 24ACB4)To the original owner, the 24ACB3 and 24ACB4 is covered by a 10-year parts limited warranty upon timely registration of your new equipment. Ask your Carrier dealer about optional extended warranties, which may include labor. Warranty period is 5 years if not registered within 90 days. Jurisdictions where warranty benefits cannot be conditioned on registration will automatically receive a 10-year parts limited warranty. See warranty certificate at carrier.com for complete details.
• 5-year parts limited warranty (24ACS3)To the original owner,... the 24ACS3 is covered by a 5-year parts limited warranty. Ask your Carrier dealer about optional extended warranties, which may include labor. See warranty certificate at carrier.com for complete details.