{"data":{"id":"us/10-cfr-431.485","jurisdiction":"us","citation":"10 CFR 431.485","heading":"Energy conservation standards.","body":"(a) For the purpose of paragraphs (b), (c) and (d) of this section, “THP” means dedicated-purpose-pool pump motor total horsepower.\n(b) Each dedicated-purpose pool pump motor manufactured starting on September 29, 2025, with a THP less than 0.5 THP, must have a full-load efficiency that is not less than 69 percent.\n(c) Each dedicated-purpose pool pump motor manufactured starting on the dates provided in table 1 to this paragraph (c) with a THP greater than or equal to 0.5 THP must be a variable speed control dedicated-purpose pool pump motor, and must follow the requirements in paragraph (d) of this section.\nTable 1 to Paragraph (c)\nEquipment class Compliance date\nSmall-size (0.5 ≤ THP \u003c1.15) September 28, 2027.\nStandard-size (1.15 ≤ THP ≤ 5) September 29, 2025.\n(d) All dedicated-purpose pool pump motors with a THP greater than or equal to 0.5 THP and distributed in commerce with freeze protection controls, must be shipped with freeze protection disabled or with the following user-adjustable settings:\n(1) The default dry-bulb air temperature setting is no greater than 40 °F;\n(2) The default run time setting shall be no greater than 1 hour (before the temperature is rechecked); and\n(3) The default motor speed (in revolutions per minute, or rpm) in freeze protection mode shall not be more than half of the maximum operating speed.","path":["Title 10—Energy","CHAPTER II—DEPARTMENT OF ENERGY","SUBCHAPTER D—ENERGY CONSERVATION","PART 431—ENERGY EFFICIENCY PROGRAM FOR CERTAIN COMMERCIAL AND INDUSTRIAL EQUIPMENT","Subpart Z—Dedicated-Purpose Pool Pump Motors"],"source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-25/title-10.xml","current_through":"2026-08-25","vintage":"","retrieved_at":"2026-08-27T02:24:09Z","sha256":"f75905b545a6e3dc2d4e0836bd8bc8770af5d44017a68eaf020cb2e27465a48f","source_id":"us-cfr","stale":true,"prev":"us/10-cfr-431.484","next":"us/10-cfr-433.1"},"notice":"GroundRules: Original legal text. Not legal advice."}