{"product_id":"siemens-hnd63b900-circuit-breaker","title":"Siemens | HND63B900 | Circuit Breaker | 900A | 3-Pole | 600V","description":"\u003cdiv\u003e\n\u003cp\u003e\u003cstrong\u003eSiemens HND63B900 Circuit Breaker\u003c\/strong\u003e — a heavy-duty 900A, 3-pole, 600V protection device designed for demanding electrical systems. Whether you're performing maintenance, retrofit, or a critical replacement, this breaker delivers reliable interruption and solid system protection when you need it most. The \u003cstrong\u003eHND63B900\u003c\/strong\u003e part number is your best reference for compatibility, so confirm fit and ratings before ordering to avoid mismatches in industrial panels.\u003c\/p\u003e \u003ch3\u003eKey specifications\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 900A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 3-Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 600V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart number:\u003c\/strong\u003e HND63B900\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhat makes this Siemens breaker stand out\u003c\/h3\u003e\n\u003cp\u003eThe three-pole design ensures simultaneous disconnection across all phases, protecting three-phase equipment and helping prevent uneven voltage conditions during faults. Built for durability in industrial environments, it’s a dependable upgrade or replacement option when your panel requires the \u003cstrong\u003eHND63B900\u003c\/strong\u003e specification. Because it’s tied to a precise part number, you’ll enjoy a cleaner, faster path to a correct fit and electrical performance.\u003c\/p\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eRetrofitting an older Siemens panel with a contemporary 900A, 3-pole, 600V breaker to support higher motor loads and equipment upgrades.\u003c\/li\u003e \u003cli\u003eReplacement in serviceable distribution panels where maintaining exact amperage and voltage ratings is critical.\u003c\/li\u003e \u003cli\u003eMaintenance or refurbishment of industrial lines that demand reliable, multi-phase protection for heavy loads.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eCompatibility and installation tips\u003c\/h3\u003e\n\u003cp\u003eFor best results, use the \u003cstrong\u003eHND63B900\u003c\/strong\u003e as the primary compatibility reference. Before you order, double-check that your panel or switchgear requires a 3-pole, 900A, 600V device and that the form factor matches your enclosure. Always follow lockout\/tagout procedures and have a qualified electrician perform installation to ensure proper torque on terminals and secure grounding.\u003c\/p\u003e \u003cp\u003eReady to secure your system’s protection with a trusted Siemens component? Add the \u003cstrong\u003eSiemens HND63B900\u003c\/strong\u003e Circuit Breaker to your cart and proceed with confidence, knowing you’re selecting a precise, high-capacity protection solution for demanding industrial environments.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":46424502632610,"sku":"HND63B900","price":15183.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/siemens-hnd63b900-circuit-breaker-900a-3-pole-600v-391.webp?v=1789373355","url":"https:\/\/www.ampstate.com\/products\/siemens-hnd63b900-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}