Enjoy Reliable, Efficient Comfort with a Dave Lennox Signature® Collection Packaged Unit

Harsh weather is no challenge for a Dave Lennox Signature Collection packaged system from Alan Heating Air Conditioning, Inc. in Elmhurst. Constructed from heavy-gauge, pre-painted steel and tested in the most extreme conditions, they’re durable enough to carry the Lennox name. Plus, they run efficiently—we’re talking ENERGY STAR®-qualified efficiency—even on on the most sweltering or bitterly cold days.

With nearly inaudible, two-stage heating and variable speed air-handling technology, our packaged units are undeniably among the top-of-the-industry products. And, our Lennox pros can effortlessly enhance any Dave Lennox Signature Collection model with the PureAirTM air purification system, which affixes inside the packaged unit. So, your home will not only be comfortable, but will have cleaner air.

Find out more about the models in the Dave Lennox Signature Collection.

15GCSX Gas/Electric Package Unit

With an identical variable-speed motor and two-stage operation as the other Dave Lennox Signature Collection models, the 15GCSX delivers comfort all year. Its energy efficiency ratings of 15.00 SEER* and 78% AFUE*** can significantly lower your utility costs.

  • Energy ratings of 15.00 SEER* and 78% AFUE*** can notably trim your utility costs
  • ENERGY STAR qualified, which means it meets or exceeds EPA guidelines for energy efficiency
  • Two-stage, variable speed operation performs at low-stage heat most of the time, providing high-efficiency performance
  • Internally-mounted outdoor fan reduces operating sound and is easy to service
  • Coil guard-protected condenser coil is protected to help maintain the efficiency of the unit
  • Control panel is easily accessible for faster servicing
  • Durable all-metal cabinet stands up to the most severe conditions
  • Variable-speed blower offers precise temperature control
  • IAQ-ready design so the 15GCSX can be effortlessly equipped with an internally mounted PureAir air purification system to help improve comfort and lower concentrations of pollutants
  • 20-Year Limited Warranty on heat exchanger
  • 10-Year Limited Warranty on compressor
  • 10-Year Limited Warranty on remaining covered components
15GCSX Gas/Electric Package Unit
Efficiency Rating (SEER): 15
AFUE Rating: 78Energy Star badge
Price Guide: $$$

15CHAX Package Cooling System

The secret to this packaged AC unit’s efficiency is its energy-efficient scroll compressor. It earned an efficiency rating of 15.00 SEER* and ENERGY STAR qualification for meeting or exceeding EPA guidelines for energy efficiency.

  • Energy ratings of 15.00 SEER* which means it meets or exceeds EPA guidelines for energy efficiency
  • ENERGY STAR qualified, which means it meets or exceeds EPA guidelines for energy efficiency
  • Internally-mounted outdoor fan decreases operating noise and is easy to service
  • Coil guard-protected condenser coil is protected to help sustain the efficiency of the equipment
  • Control panel is easily accessible for faster servicing
  • Durable all-metal cabinet stands up to the most severe conditions
  • Variable-speed blower offers precise temperature control
  • Compatible with chlorine-free R-410A refrigerant systems, which provide exceptional comfort without exacting an excessive environmental toll
  • IAQ-ready design so the 15CHAX can be readily equipped with an internally mounted PureAir air purification system to help improve comfort and reduce concentrations of pollutants
  • 10-Year Limited Warranty on compressor
  • 10-Year Limited Warranty on covered components
Product Name
Efficiency Rating (SEER): up to 15
Price Guide: $$$Energy Star badge

Call us today at 630-833-1100 or schedule an appointment with us online to see how Alan Heating Air Conditioning, Inc. in Elmhurst can help service your packaged system or find a new one that will work for you.


* SEER, or Seasonal Energy Efficiency Ratio, measures the cooling efficiency of your air conditioner or heat pump. A higher SEER rating means greater energy efficiency and more savings for you and the environment.

** HSPF, or Heating Seasonal Performance Factor, measures the heating efficiency of your heat pump. A higher HSPF rating means greater energy efficiency, more savings and is better for the environment.

*** Annual Fuel Utilization Efficiency (AFUE) measures how efficient the appliance is in converting its fuel’s energy into heat over the course of a year.