The following chart gives an overview of our Lennox air conditioning models. Click on the red text to get more information from the Lennox website.

 
LENNOX
MODEL
ENERGY EFFICIENCY TYPE OF REFRIGERANT SOUND RATING WARRANTY FEATURES
Lennox Signature Collection XC25 up to 26.00 SEER**

ENERGY STAR® qualified

R410A chlorine free refrigerant 59 dB 10-yr. limited on compressor and 10-yr. limited parts
  • Sunsource® solar-ready design to work with solar panel modules
  • Most precise and efficient central air conditioner you can buy
  • Variable-capacity operation (more energy efficient operation and more precise temperature control adjusts output in 1% increments)
  • SilentComfort fan and vortex-suppression grille technology to reduce sound of airflow (lowest operating noise levels of any air conditioner available)
  • Factory installed system operation monitor for faster troubleshooting
  • SmartHinge louvered cabinet design for easy access
  • High pressure safety switch
  • High efficiency outdoor coil
  • Lennox Wi-Fi enabled technology
Lennox Signature Collection XC21 up to 21.00 SEER**

ENERGY STAR® qualified

R410A chlorine free refrigerant 69 dB 10-yr. limited on compressor and 10-yr. limited parts
  • Sunsource® solar-ready design to work with solar panel modules
  • Most efficient and quietest two stage central air conditioner you can buy
  • Two-stage scroll compressor (operates at low speed most of the time for quieter, more energy efficient operation and more precise temperature control)
  • SilentComfort fan and vortex-suppression grille technology to reduce sound of airflow
  • Factory installed system operation monitor for faster troubleshooting
  • SmartHinge louvered cabinet design for easy access
  • High pressure safety switch
  • High efficiency outdoor coil
  • Lennox Wi-Fi enabled technology
Lennox Signature Collection SL18XC1

and/or XC17 model

up to 18.00 SEER**

ENERGY STAR® qualified

R410A chlorine free refrigerant 62 dB 10-yr. limited on compressor and 10-yr. limited parts
  • Sunsource® solar-ready design to work with solar panel modules
  • Quietest and most efficient single stage central air conditioner you can buy
  • SilentComfort fan and vortex-suppression grille technology to reduce sound of airflow
  • Factory installed system operation monitor
  • High pressure safety switch
  • High efficiency outdoor coil
  • Quiet, direct-drive fan and quiet, single stage compressor
Lennox Elite Series XC20 up to 20 SEER**

ENERGY STAR® qualified

R410A chlorine free refrigerant 65 dB 10-yr. limited on compressor and 5-yr. limited parts

This product is eligible for Lennox's 10-year extended warranty free upgrade (read more).

  • Variable-capacity operation (more energy efficient operation and more precise temperature control adjusts output in 1% increments)
  • High pressure safety switch
  • High efficiency outdoor coil
  • Quiet, direct-drive fan
Lennox Elite Series XC16 up to 17.2 SEER**

ENERGY STAR® qualified

R410A chlorine free refrigerant 72 dB 10-yr. limited on compressor and 5-yr. limited parts

This product is eligible for Lennox's 10-year extended warranty free upgrade (read more).

  • Two-stage scroll compressor (operates at low speed most of the time for quieter, more energy efficient operation and more precise temperature control)
  • High pressure safety switch
  • High efficiency outdoor coil
  • Quiet, direct-drive fan
Lennox Elite Series XC13 up to 15.5 SEER** R410A chlorine free refrigerant 74 dB 10-yr. limited on compressor and 5-yr. limited parts

This product is eligible for Lennox's 10-year extended warranty free upgrade (read more).

  • Reliable and efficient central air conditioner
  • SmartHinge louvered cabinet design for easy access
  • High efficiency outdoor coil
  • Quiet, direct-drive fan and quiet, single stage compressor
Lennox Merit Series 13ACX up to 13.0 SEER** R410A chlorine free refrigerant 76 to 80 5-yr. limited on compressor and 5-yr. limited parts

This product is eligible for Lennox's 10-year extended warranty free upgrade (read more).

  • Affordable, efficient cooling
  • Quiet, direct-drive fan
  • High efficiency outdoor coil
  • Single stage compressor


**SEER - Seasonal Energy Efficiency Ratio (the higher the number, the less electricity the unit uses)
Glossary of Terms

Accessories: Combine any of the above air conditioning units with a Lennox Comfort Control thermostat for whole house comfort. Some controls will control heating, cooling & humidity. Some of the thermostats can be set to automatically switch between heating and cooling as needed. They can also monitor the outside temperature and adjust your furnace-mounted humidifier on the colder days to help prevent condensation on windows.