{"product_id":"siemens-ngsl400-circuit-breaker","title":"Siemens | NGSL400 | Circuit Breaker | 400A","description":"\u003cdiv\u003e\n\u003cp\u003eMeet Siemens NGSL400 — a 400A circuit breaker engineered for demanding electrical systems. Designed for maintenance, retrofit, and replacement projects where exact specs matter, this breaker delivers reliable overcurrent protection while slotting into compatible Siemens panels with precision.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003ePrecise compatibility\u003c\/strong\u003e: The part number NGSL400 is your best reference to ensure you’re matching the exact Siemens specification and compatibility for your panel.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eRobust 400 A protection\u003c\/strong\u003e: A 400-amp rating provides strong protection for high-load circuits, helping to minimize faults and downtime.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMaintenance, retrofit, and replacement ready\u003c\/strong\u003e: Built to fit into existing Siemens installations, making service, upgrades, and part replacements quicker and safer.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eTrusted Siemens engineering\u003c\/strong\u003e: Crafted to perform consistently in demanding environments, backed by Siemens reliability and design standards.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eClear fit guidance\u003c\/strong\u003e: Always confirm fit and ratings before ordering; using NGSL400 as your compatibility reference helps prevent mismatches and returns.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch4\u003eUse cases and ideal applications\u003c\/h4\u003e\n\u003cul\u003e \u003cli\u003eIndustrial control panels requiring reliable 400A main protection\u003c\/li\u003e \u003cli\u003eRetrofit projects where exact Siemens specifications are critical\u003c\/li\u003e \u003cli\u003eReplacement for compatible Siemens panel configurations that call for NGSL400\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch4\u003eKey specifications\u003c\/h4\u003e\n\u003cul\u003e \u003cli\u003eAmperage: 400 A\u003c\/li\u003e \u003cli\u003ePart Number: NGSL400\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWith the Siemens NGSL400, you get a purpose-built solution for upgrading or maintaining high-demand electrical systems. Use this reference to verify compatibility, then deploy with confidence in your Siemens-based infrastructure.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":46426329481378,"sku":"NGSL400","price":14662.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_a085eff1-75dd-47ee-b131-4c8df8f0489b.png?v=1765492976","url":"https:\/\/www.ampstate.com\/products\/siemens-ngsl400-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}