Evolution® 2-Stage Air Conditioner
Model 180B

Our Highest Efficiency Line for Total Home Air Conditioning

Our highest efficiency model, this Evolution® central air conditioner delivers the ultimate in whole-home comfort with up to 21 SEER cooling. With two-stage operation, it ensures the finest in energy efficiency, excellent humidity control and extra-quiet performance.

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  • Enjoy cool summer comfort with up to 21 SEER & up to 15 EER efficiency
  • Two-stage operation allows longer, more consistent comfort cycles on low stage for savings and comfort
  • Enhanced summer dehumidification through two-stage operation
  • Sound as low as 66 dB (quiet as a vacuum)
  • Enjoy Wi-Fi® remote access capability to allow complete programming and change control from anywhere with the Evolution® ConnexTM control for ultimate performance
  • AeroQuiet System IITM design
  • DuraGuard™ Plus protection system
  • Environmentally-sound Puron® refrigerant
  • 10-year parts limited warranty upon registration1
1To the original owner, when product is used in an owner-occupied residence, a 10-year parts limited warranty upon timely registration of your new equipment. Warranty period is 5 years if not registered within 90 days. Jurisdictions where warranty benefits cannot be conditioned on registration will automatically receive a 10-year parts limited warranty. See warranty certificate for complete details. 
±Wi-Fi® is a registered trademark of the Wi-Fi Alliance Corporation.


Energy EfficiencyUp to 21 SEER/15 EER
ENERGY STAR® Meets ENERGY STAR® guidelines for high efficiency in all models/sizes
Cooling stagesTwo-stage operation for efficiency and comfort


Cooling2-stage operation for longer low cycle cooling to minimize temperature fluctuation
DehumidificationBetter humidity management from 2-stage units when managed by Evolution ConnexTM control


Quiet levels During most common cooling operating condition: 66 dB
Fan motorQuiet, ECM ball bearing, 8-pole fan motor


Remote accessManage your system from afar with remote access when paired with a Wi-Fi® enabled Connex control
RemindersAutomatic maintenance reminders and service alerts with the Connex control


Compressor Two-stage scroll
Refrigerant Puron® refrigerant
Sound enhancementsForward swept fan blade; quiet mount compressor grommets; compressor sound blanket; PSC fan motor
Protections High and low pressure switches; filter drier
Controls supportedEvolution Connex control
Capacity 2-5 tons


Design DuraGuard PlusTM protection: heavy-gauge sheet metal
Construction  louvered steel coil guard; baked-on powder
Bryant reserves the right to discontinue or change any specification or design without prior notice or obligation.
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