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UL · Regional product standard

UL 489 — 14th Edition

Molded-Case Circuit Breakers, Molded-Case Switches and Circuit-Breaker Enclosures

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OrganizationUL

Edition / Review Year2025

StatusCurrent

Reference TypeRegional product standard

TPKELE RelevanceRegional pathway

What This Standard Covers

Covers defined molded-case circuit breakers and related devices for the applications and ratings stated in UL 489.

Why It Matters to Buyers

Provides a North American reference point for circuit-breaker buyers.

Relevant TPKELE Products

DC MCBAC MCB

Typical Applications

Residential
Commercial
Industrial
Power Distribution

Related Standards / Notes

Compare market access separately with the TPKELE Market Access Advisor.

Related Standards

IEC 60664-1:2020+A1:2025Basic safety / insulation · Insulation coordination for equipment within low-voltage supply systems — Part 1 IEC 60947-2:2024Product standard · Low-voltage switchgear and controlgear — Part 2: Circuit-breakers IEC 60947-1:2020General requirements · Low-voltage switchgear and controlgear — Part 1: General rules IEC 60364-5-53:2019+A1:2020+A2:2024Installation standard · Selection and erection of devices for protection, isolation, switching, control and monitoring IEC 60364-4-43:2023Installation standard · Low-voltage electrical installations — Protection against overcurrent IEC 60364-7-712:2025Installation standard · Low-voltage electrical installations — Part 7-712: Solar photovoltaic power supply installations