16 CFR § 305.3
[Amendment] Description of appliances and consumer electronics
February 12, 2021
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(j) Portable air conditioner means a portable encased assembly, other than a packaged terminal air conditioner, room air conditioner, or dehumidifier, that delivers cooled, conditioned air to an enclosed space, and is powered by single-phase electric current. It includes a source of refrigeration and may include additional means for air circulation and heating.
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