Underwriters Laboratories

Established in 1894 as the Underwriters' Electrical Bureau, UL is a global safety consulting and certification company, approved to perform safety testing by the U.S. federal agency of Occupational Safety and Health Administration.

333 Pfingsten Road
Northbrook
UL
USA

Tel: +1 877 854-3577

Documents by this publisher

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Series details	Title	Year	Status
UL 1316-94	Standard for safety glass-fiber-reinforced plastic underground storage tanks for petroleum products, alcohols, and alcohol-gasoline mixtures	1994	Withdrawn
UL 1449-06	Standard for surge protective devices	2006	Withdrawn
UL 1449-14	Standard for surge protective devices	2014	Withdrawn
UL 1449-21	Surge protective devices	2021	Current
UL 1453-16	Standard for electric booster and commercial storage tank water heaters	2016	Current
UL 1472-15	Solid-state dimming controls	2015	Current
UL 1478-04	Standard for fire pump relief valves	2004	Withdrawn
UL 1478-23	Standard for fire pump relief valves	2023	Current
UL 1479-15	Fire tests of penetration firestops	2015	Current
UL 1558-16	Standard for metal-enclosed low-voltage power circuit breaker switchgear	2016	Withdrawn
UL 1558-25	Standard for metal-enclosed low-voltage power circuit breaker switchgear	2025	Current
UL 1561-11	Standard for dry-type general purpose and power transformers	2011	Current
UL 1563-09	Electric spas, equipment assemblies, and associated equipment	2009	Withdrawn
UL 1563-25	Electric spas, equipment assemblies, and associated equipment	2025	Current
UL 1569-18	Metal-clad cables	2018	Current
UL 1581-01	Reference standard for electrical wires, cables, and flexible cords	2001	Current
UL 1598-21	Luminaires	2021	Current
UL 1626-08	Standard for residential sprinklers for fire-protection service	2008	Withdrawn
UL 1638-16	Visible signaling devices for fire alarm and signaling systems, including accessories	2016	Withdrawn
UL 1638-23	Visible signaling devices for fire alarm and signaling systems, including accessories	2023	Current

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