{"product_id":"siemens-sjd69300ngt-300a-600v-3-pole-bolt-on-circuit-breaker","title":"Siemens SJD69300NGT - 300 A, 600 V, 3-Pole Bolt-On Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eSiemens SJD69300NGT is a robust 3-pole bolt-on molded case circuit breaker engineered to protect your electrical distribution with precision. Rated at 300 A and 600 V, it provides dependable branch circuit overcurrent and short-circuit protection for panelboards and load centers.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eKey benefits\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eSecure bolt-on mounting\u003c\/strong\u003e—a rigid, vibration-resistant bus connection that stays tight under equipment vibrations and delivers consistent contact.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip unit\u003c\/strong\u003e—combines thermal and magnetic protection for stable, repeatable response to overcurrent and fault conditions.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM-compatible\u003c\/strong\u003e—designed to integrate with matching Siemens OEM load centers and panelboards for a streamlined, plug-and-play installation.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVersatile applications\u003c\/strong\u003e—ideal for residential, commercial, and light industrial settings where reliable, long-term protection matters.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eWhat problems does it solve?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eReduces nuisance trips by delivering predictable protection across varying temperatures and load conditions through the combined thermal-magnetic trip mechanism.\u003c\/li\u003e \u003cli\u003ePrevents damage from arcing and overheating by ensuring a solid, low-resistance bus connection via secure bolt-on mounting.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eApplications and use cases\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003ePanelboards and load centers requiring robust 3-pole protection for three-phase circuits.\u003c\/li\u003e \u003cli\u003eBranch circuit overcurrent protection in residential, commercial, and light industrial environments using 600 V systems.\u003c\/li\u003e \u003cli\u003eReplacement or upgrade of aging breakers in Siemens-compatible OEM assemblies, maintaining system compatibility and warranty.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eTechnical snapshot\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eManufacturer: Siemens\u003c\/li\u003e \u003cli\u003ePart number: SJD69300NGT\u003c\/li\u003e \u003cli\u003eType: Thermal-magnetic molded case circuit breaker\u003c\/li\u003e \u003cli\u003eAmperage rating: 300 A\u003c\/li\u003e \u003cli\u003eVoltage rating: 600 V\u003c\/li\u003e \u003cli\u003ePoles: 3\u003c\/li\u003e \u003cli\u003eMounting style: Bolt-on\u003c\/li\u003e \u003cli\u003eApplication: Branch circuit overcurrent and short-circuit protection\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eUpgrade your electrical protection with Siemens SJD69300NGT from AmpState—engineered for dependable performance, straightforward bolt-on installation, and seamless compatibility with Siemens panel ecosystems.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46355169542306,"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_9fd42f0d-5fdb-41b7-992a-34e222fdad9c.png?v=1764689982","url":"https:\/\/www.ampstate.com\/products\/siemens-sjd69300ngt-300a-600v-3-pole-bolt-on-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}