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Signature Series

FREE duct cleaning, duct sealing, & Dust Free® Active Air install with the purchase of a full-system Black Diamond Signature Series AC (air conditioner) or furnace

Black Diamond Signature Series | Our very own line of premium heating and cooling equipment

Not all heating and cooling systems are created equal. The Black Diamond Signature Series redefines home comfort with unmatched energy efficiency, quiet operation and advanced diagnostics system. 

The Signature Series air conditioners and furnaces are assembled in the United States in facilities that are ISO 9001- and 14001-certified, which is accepted worldwide as the independent standard for quality manufacturing, management processes and environment management practices.

We strive to provide the highest quality customer service and products to our customers and the Black Diamond Signature Series air conditioners and furnaces do just that.
At Black Diamond, our mission is to offer the best customer service experience by providing world-class training and support to our employees.

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When you purchase a Black Diamond Signature Series air conditioner and furnace unit you can count on these unique features:

  • Copeland CoreSense Diagnostics
    • Your air conditioner unit will be constantly monitored, and the advanced diagnostics system gives insight for accurate troubleshooting and quick repairs.
  • Quiet Performance
    • Your Signature Series air conditioner unit has been engineered with a specialized sound-control top to minimize operating sounds and to ensure no disruption to your home.
  • Energy Efficiency
    • Are you looking to lower your home’s utility bills? Your air conditioner and furnace units are a good place to start. The higher the SEER (seasonal energy efficiency ratio) the greater the efficiency and the lower the operating cost.


*Complete warranty details available from your Black Diamond representative. To receive Lifetime Unit Replacement Limited Warrant (good for as long as you own your home) and 10-Year Parts Limited Warranty, registration must be completed within 60 days of installation.

Lifetime Unit Replacement Limited Warranty*      
10-Year Unit Replacement Limited Warranty*      
Lifetime Compressor
Limited Warranty*
10-Year Parts Limited Warranty*      
ComfortNet™ Compatible      
SEER Up to 24.5 Up to 18 Up to 16
Compressor Type Variable-Speed Scroll and Swing Two-Stage
High-Efficiency Scroll
High-Efficiency Scroll
Compressor Sound Blanket High Density High Density High Density


90%+ AFUE 97M 96V
10-Year Unit Replacement Heat Exchanger
Limited Warranty*
10-Year Parts
Limited Warranty*
Gas Valve Type Modulating Two Stage
Aluminized Steel
Primary Heat Exchanger
Motor Type Variable-Speed ECM Variable-Speed ECM
AFUE Up to 98% Up to 96%
Self-Diagnostics Control Board    
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The Chicagoland Area

Addison | Algonquin | Antioch | Arlington Heights | Aurora | Barrington | Bartlett | Batavia | Beloit | Belvidere | Bensenville | Bloomingdale | Bolingbrook | Buffalo Grove | Byron | Caledonia | Capron | Carol Stream | And Much More!