Get the Total Package with a Space-Saving Packaged System that Delivers Efficient Comfort

No matter if you’re looking for gas/electric, heat pump or cooling system models in the Erie area, Patterson & Stirling Inc has a packaged system for your home. The Lennox® Elite® series packaged units offer the innovation and operation for which Lennox is known. Plus, all models in the Elite series boast efficiency ratings of up to 13.00 SEER.*

Equipped with internally mounted outdoor fans, the Elite series models function quietly and efficiently. They’re also easily equipped with an internal filter rack to hold a Healthy Climate® MERV 16 or MERV 10 filter to provide indoor air quality.

Learn more about the benefits of the clean, quiet and efficient Elite series packaged systems.

The 13GCSX Gas/Electric Packaged Unit

The 13GCSX is ideal for warmer climates with its combination of gas heating and electric cooling. With no need for a separate blower coil or air handler, and a 13.00 SEER*/80% AFUE*** rating, this unit helps lower your utility costs.

  • Efficiency rating of 13.00 SEER* and 80% AFUE*** may greatly reduce your utility bills
  • Internally-mounted outdoor fan reduces operating noise and is easy to service
  • Dynamically balanced blower for quiet performance
  • Scroll compressor provides trusted, efficient performance
  • Enhanced coil guard protects the condenser coil to help sustain the efficiency of the unit
  • Easy-access control panel
  • All-metal cabinet with integrated base endures the harshest conditions
  • Tubular heat exchanger for year after year of efficient heat transfer and airflow control
  • IAQ-ready design so it can be equipped readily with an internally mounted filter rack for a 1”, 2” or 4” media filter for increased indoor air quality
  • Compatible with environmentally responsible, chlorine-free R-410A refrigerant systems, which provide excellent comfort without a excessive environmental toll
  • 20-Year Limited Warranty on heat exchanger
  • 10-Year Limited Warranty on the compressor
  • 5-Year Limited Warranty on covered components (this product may be eligible for valuable 10-year Limited Extended Warranty coverage)

The 13GCSX Gas/Electric Packaged Unit
Efficiency Rating (SEER): 13
AFUE Rating: 80
Price Guide: $$

The 13CHPX Gas/Electric Packaged Unit

You will likely save both energy and money with the trusted 13CHPX packaged heat pump. With its innovative scroll compressor controlling airflow throughout your home, you’ll see why the 13CHPX earned an efficiency rating of 13.00 SEER*/7.70 HSPF**.

  • Efficiency rating of 13.00 SEER* and 7.70 HSPF**
  • Internally-mounted outdoor fan reduces operating noise and is easy to service
  • Scroll compressor delivers dependable, efficient performance
  • Enhanced coil guard protects the condenser coil to help preserve the efficiency of the equipment
  • Easy-access control panel
  • All-metal cabinet with integrated base offers durability in the harshest conditions
  • Dynamically balanced blower for quiet performance
  • IAQ-ready design IAQ-ready design so it can be equipped readily with a Healthy Climate® MERV 16 or MERV 10 filter to help reduce concentrations of dust and dirt particles and boost comfort
  • Compatible with environmentally responsible, chlorine-free R-410A refrigerant systems, which provide exceptional comfort less a costly environmental toll
  • 10-Year Limited Warranty on the compressor
  • 5-Year Limited Warranty on covered parts (this product may be eligible for valuable 10-Year Limited Extended Warranty coverage)

The 13CHPX Gas/Electric Packaged Unit
Efficiency Rating (SEER): up to 13
HSPF Rating: up to 7.7
Price Guide: $$

13CHAX Package Cooling System

The 13CHAX earned an efficiency rating of 13.00 SEER*—a rating that could translate to lower utility costs for you. This unit is perfect for cities with hot summers and mild winters.

  • Efficiency rating of 13.00 SEER* means you’ll stay comfortable without a large increase in your budget
  • Internally-mounted outdoor fan cuts down operating sound and is easy to service
  • Scroll compressor delivers reliable, efficient performance
  • Enhanced coil guard protects the condenser coil to help maintain the efficiency of the equipment
  • Easy-access control panel
  • All-metal cabinet with integrated base offers durability in the harshest conditions
  • Dynamically balanced blower for quiet performance
  • IAQ-ready design so it can be equipped easily with a Healthy Climate® MERV 16 or MERV 10 filter to help curtail concentrations of dust and dirt particles and improve comfort
  • Compatible with environmentally responsible, chlorine-free R-410A refrigerant systems, which deliver hard-to-beat comfort minus a high environmental toll
  • 10-year Limited Warranty on the compressor
  • 5-Year Limited Warranty on covered parts (this product may be eligible for valuable 10-Year Limited Extended Warranty coverage)
13CHAX Package Cooling System
Efficiency Rating (SEER): 13
Price Guide: $$

No matter if it’s a Lennox Elite Series packaged system, or a system from one of the other Lennox lines, Patterson & Stirling Inc in Erie will help you find the system that’s the best option for your home—or repair your existing packaged unit. Call us at 814-833-5558 or set up an appointment with us online .


* 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.