UL 1647

Standard for Motor-Operated Massage and Exercise Machines

1.1 These requirements cover motor-operated massage and exercise machines, such as vibrators, exercise bicycles, vibrating and massaging chairs, and the like, are to be employed in accordance with the National Electrical Code, NFPA 70.

1.2 These requirements also cover massage and exercise machines such as vibrators in which motion of an operating part is produced by electrical means.

1.3 These requirements also cover portable motor-operated massage type footbaths that may employ a heating function.

1.4 These requirements do not cover appliances rated more than 250 V.

1.5 These requirements do not cover footbaths without a motor-operated massage type function.

1.6 These requirements also cover motorized and non-motorized inversion tables.

1.7 These requirements do not cover portable cord-connected hydromassage units that are intended for placement on the side of a bathtub. These type of appliances are covered by the Standard for Personal Hygiene and Health Care Appliances, UL 1431.

1.8 These requirements do not cover pedicure spas intended for use in salons and similar commercial establishments. These type of appliances are covered by the Standard for Electric Plumbing Accessories, UL 1951. A massage or exercise device that includes a pedicure spa as part of the overall product (ie; massage chair with pedicure spa at base) shall be evaluated using the requirements of UL 1951, plus the applicable requirements of UL 1647 as related to the portion(s) of the device that provide massage and/or exercise functions.


  • Edition Number: 6
  • Edition Date: 08/03/2015
  • Price Code: D
  • Type: ulstd
  • ANSI Approved: 08/03/2015
  • DOD Approved: