Circuit Breakers
Discover high-quality circuit breakers for reliable electrical protection in residential and industrial settings. Ensure safety and efficiency with our advanced solutions.
- Time : Jul 13, 2026UL 489B Rule Takes Effect for MCCB ListingsUL 489B rule takes effect for MCCB listings on July 11, 2026. Learn how the new 72-hour short-circuit test impacts UL certification timelines, costs, exports, and compliance planning.
- Time : Jul 09, 2026CBP Expands Prior Notice for Circuit Breaker ImportsCBP expands prior notice for circuit breaker imports from Aug. 15, 2026. Learn the 72-hour delay risk, affected UL 489/IEC 60947-2 products, and key compliance steps.
- Time : Jul 08, 2026CBP Makes Dual Breaker Standards Mandatory at EntryCBP makes dual breaker standards mandatory at entry: learn how UL 489 and IEC 60947-2 compliance now affects circuit breaker imports, customs clearance, and U.S. supply chain risk.
- Time : Jul 06, 2026UL Sets AI Checks for Smart Breaker CertificationUL Sets AI Checks for Smart Breaker Certification: learn how new UL 67 and UL 489 AI verification rules could impact compliance, documentation, lab timelines, and market access from 2027.
Time : {item.publish_time}
{item.title}
{item.description}