{"product_id":"siemens-jxd23b300l-circuit-breaker","title":"Siemens | JXD23B300L | Circuit Breaker | 300A | 3-Pole | 240V","description":"\u003cdiv\u003e\n\u003cp\u003eSiemens JXD23B300L Circuit Breaker — a precise, heavy-duty protection solution for commercial and industrial power systems. This 300A, 3-pole unit operates at 240V and is ideal for maintenance, retrofit, and replacement projects where exact specifications are non-negotiable.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eExact reference part number:\u003c\/strong\u003e JXD23B300L provides unambiguous compatibility to ensure you’re ordering the right component for your panel.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCurrent and configuration:\u003c\/strong\u003e 300A rating with 3 poles supports three-phase distribution for high-load circuits.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eRated voltage:\u003c\/strong\u003e 240V, suitable for standard commercial\/industrial electrical installations.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eBrand-aligned reliability:\u003c\/strong\u003e Siemens engineering means consistent trip characteristics and mechanical fit with Siemens panels and accessories.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOrdering confidence:\u003c\/strong\u003e Confirm fit and ratings before ordering; using the exact part number is the best compatibility reference.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhat problems does this solve?\u003c\/h3\u003e\n\u003cp\u003eWhen your system demands robust overcurrent protection for three-phase loads, the JXD23B300L ensures reliable shutoff under fault conditions, helping to protect wiring, equipment, and personnel. It’s the practical choice for replacing worn breakers in mid-to-large scale electrical setups without guessing on compatibility.\u003c\/p\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eRepairs or upgrades in facilities with Siemens equipment requiring a 300A, 3-pole, 240V breaker.\u003c\/li\u003e \u003cli\u003eRetrofits where panel updates call for exact spec replacements to maintain safety and performance.\u003c\/li\u003e \u003cli\u003eMaintenance outages where quick, accurate part identification minimizes downtime.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eInstallation and care tips\u003c\/h3\u003e\n\u003cp\u003ePlan for power shutdowns and follow all safety protocols. Verify the panel’s rating and the breaker’s trip curve to match your protection needs. Keep the original part number handy during ordering to avoid mismatches.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":46426815856802,"sku":"JXD23B300L","price":3279.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/siemens-jxd23b300l-circuit-breaker-300a-3-pole-240v-396.webp?v=1789627334","url":"https:\/\/www.ampstate.com\/products\/siemens-jxd23b300l-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}