{"product_id":"siemens-lxd63b500-500a-480v-3-pole-bolt-on-circuit-breaker","title":"Siemens LXD63B500 - 500 A, 480 V, 3-Pole Bolt-On Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eSiemens LXD63B500 — a 500 A, 480 V, 3-pole bolt-on molded case circuit breaker designed to protect your panelboards and loadcenters with precision and reliability. Available from AmpState, this unit is built to handle the demands of busy electrical spaces while keeping your distribution system safe and compliant.\u003c\/p\u003e \u003cp\u003eSecure bolt-on mounting provides a rigid, vibration-resistant bus connection, reducing movement that can cause arcing or loose contacts over time. In environments with equipment vibration or frequent door closures, this robust mounting helps maintain consistent protection and quiet operation.\u003c\/p\u003e \u003cp\u003eThe thermal-magnetic trip unit delivers stable, repeatable protection: the thermal element manages gradual overloads to protect conductors, while the magnetic element delivers fast interruption during short-circuit events. That means tighter protection for wiring, devices, and downstream equipment, with fewer nuisance trips during normal surge conditions.\u003c\/p\u003e \u003cp\u003eDesigned to be compatible with matching Siemens OEM loadcenters and panelboards, this breaker ensures proper fit, reliable bus stabs, and straightforward integration into your existing electrical infrastructure. It’s a dependable choice when standardizing protective devices across multiple panels or upgrading legacy setups.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eIdeal for\u003c\/strong\u003e residential, commercial, and light industrial applications—whether you’re configuring a main feeder in a service panel, protecting subpanels in a commercial space, or upgrading a distribution network in a light industrial facility. The LXD63B500 handles large feeders and critical circuits with confidence, helping you maintain safe, continuous operation.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e Siemens\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart number:\u003c\/strong\u003e LXD63B500\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 500 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage rating:\u003c\/strong\u003e 480 V\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\n\u003c\/ul\u003e \u003cp\u003eChoosing this unit means investing in a rugged protection device that aligns with Siemens’ design standards and your panel’s mounting footprint, reducing installation complexity and promoting long-term reliability. The bolt-on approach also simplifies future service or panel upgrades, making it easier to maintain high availability in critical electrical systems.\u003c\/p\u003e \u003cp\u003eReady to upgrade your distribution protection? Order the Siemens LXD63B500 from AmpState today and secure a dependable, high-capacity solution for 480 V systems.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46355132416162,"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_2075eca3-231c-4af7-b265-7b0f48c8c037.png?v=1764689471","url":"https:\/\/www.ampstate.com\/products\/siemens-lxd63b500-500a-480v-3-pole-bolt-on-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}