TDS PDF

Fused Power-Circuit Devices (Edition 5, published April 30, 2012; revisions through October 26, 2020). Original standard UL 977 2020-10 in PDF full version. Additional info + preview on request

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Fused Power-Circuit Devices (Edition 5, published April 30, 2012; revisions through December 17, 2025; ANSI reaffirmation 2025). Original standard UL 977 2025-12 in PDF full version. Additional info + preview on request

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Fused Power-Circuit Devices (Edition 6, March 27, 2026). Original standard UL 977 2026-03 in PDF full version. Additional info + preview on request

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Water Treatment Appliances (Edition 2, published September 29, 2016; revisions through June 30, 2020). Original standard UL 979 2020-06 in PDF full version. Additional info + preview on request

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Water Treatment Appliances (Edition 2, published September 29, 2016; revisions through June 30, 2021). Original standard UL 979 2021-06 in PDF full version. Additional info + preview on request

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Water Treatment Appliances (Edition 2, published September 29, 2016; revisions through November 23, 2021). Original standard UL 979 2021-11 in PDF full version. Additional info + preview on request

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