{"product_id":"westinghouse-nb3700s-circuit-breaker","title":"Westinghouse | NB3700S | Circuit Breaker | 700A | 3-Pole | 600V | Bolt-On","description":"\u003cdiv\u003e\n\u003cp\u003eMeet reliability for critical electrical protection with the Westinghouse NB3700S Circuit Breaker. Designed for maintenance, retrofit, and replacement projects where exact specs matter, this unit delivers robust protection with a 700A rating across a 3-pole configuration at 600V, mounted via a bolt-on method for secure, straightforward installation.\u003c\/p\u003e \u003ch3\u003eKey specifications\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 700A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 3-Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 600V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMounting:\u003c\/strong\u003e Bolt-On\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart number:\u003c\/strong\u003e NB3700S\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eUse cases and applications\u003c\/h3\u003e\n\u003cp\u003eIdeal for service replacements in existing panels, retrofits to upgrade protection, or maintenance scenarios where a matching spec is essential. The 3-pole design provides balanced three-phase protection, reducing the risk of voltage imbalances in commercial and industrial systems.\u003c\/p\u003e \u003ch3\u003eWhy this Westinghouse breaker stands out\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eTrusted brand with established performance in electrical protection.\u003c\/li\u003e \u003cli\u003eHigh-current capability (700A) paired with solid three-pole 600V operation for demanding applications.\u003c\/li\u003e \u003cli\u003eBolt-on mounting simplifies field replacement, minimizing downtime.\u003c\/li\u003e \u003cli\u003eClear compatibility reference: the NB3700S part number is the best reference for ensuring a precise fit.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eInstallation and compatibility tips\u003c\/h3\u003e\n\u003cp\u003eBefore ordering, confirm fit and ratings match your panel. Use the NB3700S part number as the primary compatibility reference to avoid mismatches. Follow manufacturer guidelines for bolt-on installation and verify that your enclosure, bus configuration, and trip characteristics align with this unit’s specifications.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Westinghouse","offers":[{"title":"Default Title","offer_id":46427171487906,"sku":"NB3700S","price":510.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/westinghouse-nb3700s-circuit-breaker-700a-3-pole-600v-bolt-286.webp?v=1789676982","url":"https:\/\/www.ampstate.com\/products\/westinghouse-nb3700s-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}