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About This Item


Full Description

This standard specifies a modular communications interface (MCI) to facilitate communications with residential devices for applications such as energy management. The MCI provides a standard interface for energy management signals and messages to reach devices. Such devices may include an energy management hub, an energy management controller, an energy management agent, a residential gateway, an energy services interface, a sensor, a thermostat, an appliance, or other consumer products.

Document History

  1. CTA 2045-A

    Modular Communications Interface for Energy Management

    • Most Recent
  2. CTA 2045


    Modular Communications Interface for Energy Management (Formerly ANSI/CEA 2045)

    • Historical Version

Amendments, rulings, supplements, and errata

  1. CTA 2045 Amendment 1

    Modular Communications Interface for Energy Management, Amendment 1 (Formerly ANSI/CEA 2045)