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During the current lapse in appropriations, EPA intends to keep the ENERGY STAR website, tools, and resources available, however they will not be updated regularly. Many services may not be available during this time.

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ENERGY STAR Certified Commercial
Water Heaters

Visit the  Water Heaters page for usage tips and buying guidelines.
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Effective October 20, 2025, due to the lapse in appropriations, the lists are static and not being updated.


A. O. Smith - Emerge-X : AHPA280

Description

  • Type Field details:
    Electric Heat Pump
  • Fuel Type Field details:
    Electric

Efficiency

  • Coefficient of Performance (COPh) Field details:
    4.3

Size

  • Storage Volume (gallons) Field details:
    3

Features

  • ENERGY STAR Certified Field details:
    Yes

Market

  • Date Available On Market Field details:
    12/13/2023
  • Date Certified Field details:
    09/23/2024
  • Markets Field details:
    United States, Canada

Additional Model Identification

ENERGY STAR Unique IDField details: 3629563