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Colorado Heating, Heat Pump & Air Conditioner Professionals

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Colorado Heating and Air Conditioning

Cooling Systems

Allegiance® 20 Communicating Air Conditioner

air conditioning
systemefficiency
Energy Star AFUE Variable Speed 2 Stage Cooling Comfort R AccuClean
  • Key Benefits
  • Specifications
  • Warranty Information

Key Benefits

  • Automatically communicates and coordinates with your other system components via the AccuLink™ Communicating System*
  • Charge Assist™ charging simplifies service and improves system refrigerant charge accuracy
  • Among the highest efficiency in the industry, significantly surpassing government efficiency standards and helping you save up to 60% on your energy bills while reducing greenhouse gas emissions**
  • Contains two compressors that provide two-stage cooling, running at an energy-saving 50% capacity most of the time, which may help lower your cooling bills**
  • Runs quietly and keeps temperature even from room to room with its variable speed fan motor
  • Cools with an environmentally friendly refrigerant that’s ozone-safe.
  • Removes unwanted humidity from the air, leaving you feeling cooler and more comfortable
  • Provides more efficient and reliable cooling, thanks to durable woven Spine Fin™ coil and dual Duration™ compressors
  • Rust-resistant coating, screws and basepan protect system from the elements

*An American Standard 900 Series Comfort Control with communicating indoor unit is required for Allegiance 20 communicating air conditioners.
**Potential energy savings may vary depending on your lifestyle, system settings, equipment maintenance, local climate, home construction and installation of equipment and duct system.

Allegiance® 20 Communicating Air Conditioners (R-410A)


Model TONNAGE Capacity H" W" D" Shipping Weight (lb)
4A7Z0024 2.0 24,000 45 37 34 375
4A7Z0036 3.0 36,000 45 37 34 375
4A7Z0048 4.0 48,000 45 37 34 460
4A7Z0060 5.0 60,000 45 37 34 460

As an ENERGY STAR® Partner, American Standard Heating & Air Conditioning has determined that some models meet the ENERGY STAR® guidelines for energy efficiency.

10-year warranty on Allegiance® 20 and Heritage® 20 Products

  • 12-year limited warranty on Duration™ compressor *
  • 10-year limited warranty on Spine Fin™ coil
  • 10-year limited warranty on all other parts *
  • Optional extended warranties available for 10-year coverage on parts and labor
* Unit must be registered within 60 days to receive limited warranty
Colorado Comfort heating and air conditioning contractor services include: furnace and heating repair, air conditioning and air conditioner repair, ac repair, heat pump repair, humidifier, thermostat, zoning, replacement and new installations. We service the Denver Metro area which includes Lakewood, Golden, Wheat Ridge, Arvada, Westminster, Thornton, Commerce City, Denver, Aurora, Centennial, Parker, Castle Rock, Highlands Ranch, Littleton, Englewood, Evergreen, Bailey, and Conifer.
American Standard Heating & Air Conditioning is an international indoor and outdoor HVAC manufacturer, providing air handlers, heat pumps, heating systems, heater, furnaces, a/c, air conditioning, air conditioner, electronic air cleaners, energy recovery ventilators, and programmable thermostats. American Standard Heating & Air Conditioning also provides clean and affordable cooling and heating, humidifiers, indoor air quality and clean air systems. Efficiency. Reliability. Quality. That's what makes American Standard Heating & Air Conditioning.