{"product_id":"westinghouse-nb3800s-circuit-breaker","title":"Westinghouse | NB3800S | Circuit Breaker | 800A | 3-Pole | 600V","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Westinghouse NB3800S Circuit Breaker — a rugged, three-pole protection device engineered for demanding electrical setups. With an 800 A rating and a 600 V maximum, this breaker is purpose-built for maintenance, retrofit, and replacement tasks where precise specifications matter. If your goal is reliable, field-ready protection for three-phase circuits, the NB3800S delivers.\u003c\/p\u003e \u003ch3\u003eSpecifications at a glance\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage\u003c\/strong\u003e: 800A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eConfiguration\u003c\/strong\u003e: 3-Pole (three-phase)\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage\u003c\/strong\u003e: 600V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart number\u003c\/strong\u003e: NB3800S — the best reference for compatibility\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eBest use\u003c\/strong\u003e: maintenance, retrofit, and replacement needs\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWhy this matters: selecting the NB3800S ensures you’re aligning with Westinghouse’s established footprint and ratings, reducing guesswork during panel upgrades. Before ordering, confirm your fit and ratings to ensure a seamless swap and uninterrupted protection for your circuits.\u003c\/p\u003e \u003ch3\u003eIdeal for professionals and exact-fit replacements\u003c\/h3\u003e\n\u003cp\u003eThis circuit breaker is designed for projects where matching specs is essential—think service panels and load centers that require a precise NB3800S footprint. It’s especially valuable for maintenance crews performing routine replacements or retrofits on three-phase 600 V systems, where downtime is costly and compatibility is non-negotiable.\u003c\/p\u003e \u003cp\u003ePractical notes for procurement: use the NB3800S part number as your primary reference to verify compatibility with your existing equipment. When the fit and ratings align, you gain a straightforward, dependable upgrade path that supports steady, safe operation across your critical electrical infrastructure.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Westinghouse","offers":[{"title":"Default Title","offer_id":46427171422370,"sku":"NB3800S","price":510.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_a0994f42-7fad-49d1-911a-c2784022b8c9.png?v=1765492979","url":"https:\/\/www.ampstate.com\/products\/westinghouse-nb3800s-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}