{"product_id":"siemens-mxd63s800a-800a-600v-3-pole-bolt-on-circuit-breaker","title":"Siemens MXD63S800 A - 800 A, 600 V, 3-Pole Bolt-On Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eIntroducing the Siemens MXD63S800A—an 800A, 600V, 3-pole bolt-on molded case circuit breaker engineered to deliver dependable branch-circuit protection in panelboards and load centers. The bolt-on mounting provides a rigid, vibration-resistant bus connection, helping maintain consistent protection even in environments where equipment experiences movement or vibration. A thermal-magnetic trip unit offers stable, repeatable protection against both overloads and short circuits, reducing nuisance trips and enhancing system reliability. Designed to integrate seamlessly with matching Siemens OEM panelboards and load centers, this breaker is a practical, scalable choice for modern electrical installations.\u003c\/p\u003e \u003ch3\u003eKey advantages\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eSecure bolt-on mounting:\u003c\/strong\u003e creates a rigid, vibration-resistant connection that stays tight over time, improving long-term reliability in demanding panels.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip unit:\u003c\/strong\u003e delivers fast, coordinated protection for short circuits while accommodating normal inrush, minimizing unnecessary trips.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e3-pole protection:\u003c\/strong\u003e ensures balanced phase protection and synchronized trip behavior across all conductors.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e600V rating for versatile use:\u003c\/strong\u003e suitable for a wide range of commercial and light industrial circuits.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e800A amperage rating:\u003c\/strong\u003e handles high-current branch circuits and serves as robust protection in larger panel configurations.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM compatibility:\u003c\/strong\u003e designed to pair with Siemens load centers and panelboards for straightforward upgrades and maintenance.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVersatile application:\u003c\/strong\u003e ideal for residential, commercial, and light industrial environments where reliable overcurrent protection is essential.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eMain protection in service panels for large-scale electrical loads in commercial facilities.\u003c\/li\u003e \u003cli\u003eBranch-circuit protection in panelboards that require secure, vibration-resistant connections in busy electrical rooms.\u003c\/li\u003e \u003cli\u003eUpgrades or replacements in Siemens-compatible installations where coordinated protection and compatibility matter.\u003c\/li\u003e \u003cli\u003eLoad centers or panelboards in environments with periodic vibration or movement, where a solid mounting solution improves reliability.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eTechnical specifications\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e Siemens\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e MXD63S800A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Thermal-magnetic molded case circuit breaker\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage Rating:\u003c\/strong\u003e 800A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage Rating:\u003c\/strong\u003e 600V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eNumber of Poles:\u003c\/strong\u003e 3\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMounting Style:\u003c\/strong\u003e Bolt-on\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Branch circuit overcurrent and short-circuit protection\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46355135135906,"sku":null,"price":710.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/siemens_breaker_and_panel_e860d445-6c93-42b5-80cc-77a9c1c3011d.png?v=1764689525","url":"https:\/\/www.ampstate.com\/products\/siemens-mxd63s800a-800a-600v-3-pole-bolt-on-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}