1 Scope

1.1 This Standard specifies the requirements for 600 V, single-conductor, fluoropolymer-insulated wires and cables in accordance with NFPA 70^®, National Electrical Code^® (NEC^®).

Note: See Annex A for the complete list of wire types covered by this Standard.

NFPA 70^®, National Electrical Code^®, and NEC^® are registered trademarks of the National Fire Protection Association, Quincy, MA.

1.2 Products for which this Standard provides requirements might have applications not described in the electrical code listed in 1.

Summary of Topics

This new Second Edition of ANSI/UL 83A dated July 7, 2026 includes the following changes in requirements:

– Test temperature tolerance; 13.1.1, 16.2.1, 20.1.1, and 20.2.1.

– Terminology for oven; 22.2.

– Clarification of color coating test parameters; 23.3 and 23.4.

– Additional criteria for long term aging; 24.1.

– Addition of conductor corrosion test; 29.

– Laser Printing; 30.1.1.

– Low temperature marking methods; 30.7.1.

– Updates to Table A.1

– Updates to align with ULSE Style Manual