1 Scope

1.1 These requirements cover indoor hydromassage bathtubs, rated 250 volts or less, for household and commercial use, for permanent connection to the plumbing of the building. They are intended for either permanent connection to the electrical supply or are factory-provided with a cord terminating in an attachment plug, and are intended for installation and use in accordance with the National Electrical Code, NFPA 70.

1.2 These requirements do not cover portable cord-connected hydromassage equipment, which is covered by the Standard for Personal Hygiene and Health Care Appliances, UL 1431, or hydrotherapy tubs, which are covered by the Standard for Medical Electrical Equipment, Part 1: General Requirements for Safety, UL 60601-1.

1.3 The majority of the requirements in this standard address complete hydromassage bathtubs, including field-installed accessories. The following sections specify requirements for field-installed accessory heaters evaluated and certified for the hydromassage bathtub manufacturer.

a)     Hydromassage Bathtubs Configured for Field-Installed Heaters, (CONSTRUCTION) Section 26, and

b)     Field-Installed Heaters, Section 27.

c)     Test for Field-Installed Heaters, (PERFORMANCE) Section 67.

d)     Hydromassage Bathtubs Configured for Field-Installed Heaters, (MARKINGS) Section 73, and

e)     Field-Installed Heaters, Section 74.

Summary of Topics

This new Sixth Edition of ANSI/UL 1795 dated February 27, 2025 is being issued to reflect the ANSI approval of the standard and includes the following changes:

– Revisions for Button/Coin Cell Batteries Based on Latest Version of UL 4200A: 8.4;

– Removal of the reference to UL 6059, Outline for Particular Requirements for Switches for Tools: 38.1.13;

– Addition of a List of Referenced Standards: Section 3;

– Updates to Annexes A and B; and

– Editorial updates throughout the standard