{"product_id":"abb-s5n-2p-450a-circuit-breaker","title":"ABB | S5N-2P-450A | Circuit Breaker | 450A | 2-Pole | 600V","description":"\u003cdiv\u003e\n\u003cp\u003e\u003cstrong\u003eABB S5N-2P-450A\u003c\/strong\u003e is a high-availability circuit breaker designed for demanding industrial power distribution. With a \u003cstrong\u003e450A\u003c\/strong\u003e amperage rating, a \u003cstrong\u003e2-Pole\u003c\/strong\u003e configuration, and a \u003cstrong\u003e600V\u003c\/strong\u003e maximum system voltage, it delivers reliable protection where you need it most.\u003c\/p\u003e \u003cp\u003eDesigned for maintenance, retrofit, and replacement projects, this ABB breaker steps in where exact specifications matter, ensuring you maintain safe, code-compliant electrical systems without unnecessary downtime.\u003c\/p\u003e \u003ch3\u003eKey specifications you can rely on\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage\u003c\/strong\u003e: 450A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePole count\u003c\/strong\u003e: 2-Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage rating\u003c\/strong\u003e: 600V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart number\u003c\/strong\u003e: S5N-2P-450A (best reference for compatibility)\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy this ABB breaker stands out\u003c\/h3\u003e \u003cp\u003eCompared to generic replacements, the \u003cstrong\u003eS5N-2P-450A\u003c\/strong\u003e is built to align with ABB’s engineering standards, offering predictable interruption performance and compatibility with ABB panels and installations that specify the S5N family. The two-pole design provides synchronized interruption across two conductors, helping you prevent partial faults from leaving equipment energized.\u003c\/p\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eMaintenance in existing ABB panels or switchgear where the S5N family is specified\u003c\/li\u003e \u003cli\u003eRetrofit projects upgrading protection to a 450A 2-pole, 600V setup\u003c\/li\u003e \u003cli\u003eReplacement of failed breakers in critical infrastructure with matching ratings\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003ePractical notes: Always confirm fit and ratings before ordering. The part number \u003cstrong\u003eS5N-2P-450A\u003c\/strong\u003e is the best reference for compatibility, ensuring you get an exact match to your panel or switchgear. If you’re unsure, reference the panel’s documentation or contact your distributor with this model line to verify fit.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"ABB","offers":[{"title":"Default Title","offer_id":46427397324962,"sku":"S5N-2P-450A","price":1721.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_ad06fdd7-931c-4a09-bfbe-d05329579cd6.png?v=1765492978","url":"https:\/\/www.ampstate.com\/products\/abb-s5n-2p-450a-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}