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UL · Regional product standard

UL 1449 — 5th Edition

Surge Protective Devices

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OrganizationUL

Edition / Review Year2025

StatusCurrent

Reference TypeRegional product standard

TPKELE RelevanceRegional pathway

What This Standard Covers

Covers surge protective devices within the defined UL 1449 scope, including specified AC and PV/DC applications.

Why It Matters to Buyers

Relevant to buyers comparing IEC and North American SPD pathways.

Relevant TPKELE Products

AC SPDDC SPD

Typical Applications

Residential
Commercial
Industrial
Solar / PV

Related Standards / Notes

Use market-specific certification evidence before making a compliance claim.

Related Standards

IEC 60364-5-53:2019+A1:2020+A2:2024Installation standard · Selection and erection of devices for protection, isolation, switching, control and monitoring IEC 62305-4:2024Installation standard · Protection against lightning — Part 4: Electrical and electronic systems within structures IEC 61643-11:2025Product standard · Low-voltage surge protective devices — Part 11: SPDs connected to AC low-voltage power systems IEC 60364-7-712:2025Installation standard · Low-voltage electrical installations — Part 7-712: Solar photovoltaic power supply installations IEC 62548-1:2023+A1:2025Installation standard · Photovoltaic arrays — Part 1: Design requirements IEC 61643-12:2020Selection & application · Surge protective devices connected to low-voltage power systems — Selection and application principles