{"product_id":"hyundai-electric-hbl203-circuiit-breaker-150a-440vac-42ka","title":"HYUNDAI ELECTRIC HBL203 CIRCUIIT BREAKER 150A 440VAC 42KA","description":"\u003cdiv\u003e\n\u003cp\u003e\u003cstrong\u003eHYUNDAI ELECTRIC HBL203 circuit breaker\u003c\/strong\u003e is a robust overcurrent protection device engineered to deliver reliable electrical distribution across industrial, commercial, and demanding residential environments. Built by Hyundai Electric, this HBL203 unit is purpose-built for panel upgrades, retrofit projects, and maintenance replacements where dependable protection and fast fault clearance matter most.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage rating:\u003c\/strong\u003e 150 A — enough protection for mid-to-large feeder circuits without over-tripping.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage rating:\u003c\/strong\u003e 440 VAC — compatible with standard three-phase distribution systems found in commercial and industrial facilities.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eInterrupt capacity:\u003c\/strong\u003e 42 kA — ready to interrupt high-energy faults and minimize damage to downstream equipment.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplication fit:\u003c\/strong\u003e Designed as a reliable component for Hyundai Electric panel systems, ideal for upgrades, retrofits, and service replacement work.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eTarget users:\u003c\/strong\u003e Electricians, panel builders, and MRO teams who need trusted parts for everyday service, small projects, or stocking spares.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eThe HBL203 is more than just a breaker — it’s a strategic choice for teams that value uptime and predictable protection. In panel upgrades, it provides a seamless fit with existing buswork and trip characteristics, reducing commissioning time and enabling faster return-to-service for critical loads. For retrofit projects, it offers a proven 150 A solution that can handle evolving load requirements without sacrificing protection standards. And when used as a maintenance replacement, it ensures continuity of protection with equipment you can rely on.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eUse cases in real-world settings\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eIndustrial facilities upgrading feeder circuits to support higher-demand machinery and automated lines.\u003c\/li\u003e \u003cli\u003eCommercial distribution panels needing a dependable 150 A protection point for service entrances and main feeders.\u003c\/li\u003e \u003cli\u003eResidential-commercial hybrids where robust protection for large electrical rooms is essential.\u003c\/li\u003e \u003cli\u003eMaintenance fleets stocking reliable spares for quick swap-outs during servicing or retrofit campaigns.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eWhy choose the HBL203 over other options?\u003c\/strong\u003e It combines a clear 150 A protection level with a 440 VAC operating window and a 42 kA interrupt rating, delivering predictable protection for demanding loads while staying compatible with Hyundai Electric ecosystem and installation practices. This makes it a smart, durable choice for electricians and panel builders who value consistency, ease of procurement, and reduced downtime on critical projects.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eTechnical snapshot\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eAmperage rating: 150 A\u003c\/li\u003e \u003cli\u003eVoltage rating: 440 VAC\u003c\/li\u003e \u003cli\u003eInterrupt capacity: 42 kA\u003c\/li\u003e \u003cli\u003eProduct family: Hyundai Electric HBL series (HBL203)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"HYUNDAI ELECTRIC","offers":[{"title":"Default Title","offer_id":46395770601634,"sku":null,"price":1146.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/panelboard_generic.png?v=1762425115","url":"https:\/\/www.ampstate.com\/products\/hyundai-electric-hbl203-circuiit-breaker-150a-440vac-42ka","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}