{"product_id":"siemens-mxd63l800l-800a-600v-3-pole-bolt-on-circuit-breaker","title":"Siemens MXD63L800L - 800 A, 600 V, 3-Pole Bolt-On Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Siemens MXD63L800L — an 800A, 600V, 3-pole bolt-on molded case circuit breaker engineered for robust branch circuit protection in panelboards and load centers. Built to endure the demands of residential, commercial, and light industrial systems, this breaker delivers reliable overcurrent and short-circuit protection when it matters most.\u003c\/p\u003e \u003ch2\u003eWhy the MXD63L800L stands out\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eSecure bolt-on mounting\u003c\/strong\u003e: Provides a rigid, vibration-resistant bus connection that helps maintain consistent electrical performance even in dynamic environments.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip unit\u003c\/strong\u003e: Combines thermal overload protection with instantaneous magnetic trip, delivering stable, repeatable protection across a wide range of fault conditions.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM-compatible\u003c\/strong\u003e: Designed to be fully compatible with matching Siemens OEM load centers and panelboards for straightforward replacement and seamless integration.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eHigh-capacity protection\u003c\/strong\u003e: Rated for 800A at up to 600V, making it suitable for demanding branch circuits and feeder protection in larger installations.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eIdeal applications and use cases\u003c\/h2\u003e\n\u003cp\u003eUse the MXD63L800L to safeguard critical circuits in a variety of settings:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eResidential upgrades where a durable, high-current protection device is required for main feeders or heavy-load circuits.\u003c\/li\u003e \u003cli\u003eCommercial panelboards and small to mid-size electrical installations needing reliable protection from overcurrent and short circuits.\u003c\/li\u003e \u003cli\u003eLight industrial environments where vibration resistance and secure bus connections reduce maintenance and troubleshooting.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eTechnical snapshot\u003c\/h2\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 MXD63L800L\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 \u003ch2\u003eWhat to expect and installation considerations\u003c\/h2\u003e\n\u003cp\u003eWith the MXD63L800L, you get a durable, plug-and-protect solution that aligns with Siemens’ panelboard ecosystems, helping reduce compatibility concerns during replacement or upgrades. The bolt-on design supports a solid, low-resistance connection ideal for installations where vibration or environmental factors might challenge less robust mounting methods. Ensure your panel or load center is a compatible Siemens OEM model to maintain optimal performance and electrical safety.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46355134873762,"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_bb728ef2-fd37-4364-bb39-c28f5d9f0d40.png?v=1764689524","url":"https:\/\/www.ampstate.com\/products\/siemens-mxd63l800l-800a-600v-3-pole-bolt-on-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}