{"product_id":"schneider-electric-nsx400n-4p-circuit-breaker","title":"Schneider Electric | NSX400N-4P | Circuit Breaker | 400A | 4-Pole | 690V","description":"\u003cdiv\u003e\n\u003ch2\u003eSchneider Electric NSX400N-4P Circuit Breaker — 400A, 4-Pole, 690V\u003c\/h2\u003e\n\u003cp\u003eWhen you need a precise, drop-in replacement or retrofit for demanding industrial power systems, the Schneider Electric NSX400N-4P circuit breaker delivers dependable protection with exact specifications. This 400 A, 4-pole unit is designed for installations that require a high-voltage, robust overcurrent solution—and it’s ready to integrate where matching ratings and form factor matter most.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 400 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 4-Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 690 V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eReference:\u003c\/strong\u003e Part number NSX400N-4P — the best compatibility reference for accurate fit and replacement\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eWhy this matters for your project\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eExact electrical specifications reduce downtime and minimize retrofit risk. With 400 A capacity and a 690 V rating, this breaker is suited for high-demand feeders and distribution panels in industrial environments. Using the precise NSX400N-4P part ensures coordination with existing protective schemes, consistent trip behavior, and a reliable replacement that aligns with your current gear’s footprint and mounting.\u003c\/p\u003e \u003ch3\u003eUse cases and ideal applications\u003c\/h3\u003e\n\u003cp\u003ePerfect for maintenance cycles, equipment retrofits, or replacement scenarios where your current panel or switchgear requires an exact-specifier replacement. Suitable for industrial control panels, power distribution boards, and motor control centers that rely on stable, predictable protection without altering the system’s established settings.\u003c\/p\u003e \u003ch3\u003ePractical guidance for commissioning\u003c\/h3\u003e\n\u003cp\u003eBefore ordering, confirm fit and ratings are a precise match to your equipment. Rely on the NSX400N-4P part number as the definitive reference for compatibility. Check mounting arrangement and terminal connections in your panel documentation to ensure a seamless drop-in installation with no rewiring or adapters required.\u003c\/p\u003e \u003cp\u003eChoose the NSX400N-4P when you need a trusted Schneider Electric solution that aligns with existing high-voltage protection schemes, delivering clarity, reliability, and peace of mind across your industrial electrical infrastructure.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Schneider Electric","offers":[{"title":"Default Title","offer_id":46426428965026,"sku":"NSX400N-4P","price":2010.0,"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\/schneider-electric-nsx400n-4p-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}