{"product_id":"siemens-hlxd63b400-circuit-breaker","title":"Siemens | HLXD63B400 | Circuit Breaker | 400A | 3-Pole | 600V | Bolt-On","description":"\u003cdiv\u003e\n\u003cp\u003eWhen you need dependable, high-capacity protection for a three-phase electrical system, the Siemens HLXD63B400 circuit breaker stands out. Designed for maintenance, retrofit, and replacement projects, this 400A, 3-pole unit provides solid overcurrent protection for demanding commercial and light industrial applications. Its bolt-on configuration supports secure installation in compatible panels, helping you minimize downtime during service or upgrades.\u003c\/p\u003e \u003ch3\u003eKey specifications\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 400 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 3-Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage rating:\u003c\/strong\u003e 600 V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMounting style:\u003c\/strong\u003e Bolt-On\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart number:\u003c\/strong\u003e HLXD63B400\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy this Siemens HLXD63B400 stands out\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\u003cstrongdesigned for longevity\u003e: Built to withstand the rigors of industrial environments while delivering reliable protection for three-phase feeders.\u003c\/strongdesigned\u003e\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eField-friendly installation\u003c\/strong\u003e: Bolt-on mounting simplifies substitution in compatible panels, enabling faster maintenance and reduced downtime.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eHigh-capacity protection\u003c\/strong\u003e: 400A rating supports heavy-load circuits common in commercial and light industrial setups, helping prevent expensive equipment damage.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eClear compatibility reference\u003c\/strong\u003e: The HLXD63B400 part number is your best reference for matching current hardware and ratings with existing systems.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eMaintenance or retrofit projects where exact spec matching is critical\u003c\/li\u003e \u003cli\u003eReplacement for failing or outdated three-phase breakers in compatible Siemens panels\u003c\/li\u003e \u003cli\u003eProtection for large motor drives, feeders, and other high-demand circuits in commercial facilities\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eInstallation and practical tips\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eAlways confirm fit and ratings before ordering to ensure seamless compatibility with your panel or enclosure.\u003c\/li\u003e \u003cli\u003eKeep the HLXD63B400 part number handy as the primary reference when verifying compatibility with your existing setup.\u003c\/li\u003e \u003cli\u003ePrepare the mounting hardware and panel space in advance to minimize service interruptions during replace-and-troubleshoot scenarios.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWith the Siemens HLXD63B400 400A 3-Pole 600V bolt-on circuit breaker, you gain a trusted, high-capacity solution that supports reliable electrical protection while simplifying installation and future maintenance. If you’re looking to retrofit or replace a three-phase protection device in a compatible Siemens panel, this unit is crafted to deliver consistent performance and peace of mind.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":46425635815586,"sku":"HLXD63B400","price":4971.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/siemens-hlxd63b400-circuit-breaker-400a-3-pole-600v-bolt-605.webp?v=1789434825","url":"https:\/\/www.ampstate.com\/products\/siemens-hlxd63b400-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}