{"product_id":"square-d-nsf150n-150a-3p-600v-circuit-breaker","title":"Square D NSF150N Circuit Breaker, 150A, 3-Pole, 600V","description":"\u003cdiv\u003e\n\u003cp\u003eThe Square D NSF150N Circuit Breaker, a definitive choice for industrial electrical service, delivers 150 A of robust protection across a 3-pole, 600 V profile. Designed for use in maintenance, replacement, and new-install scenarios, this unit is part of the On Circuit Breaker Rating Compact family, engineered to fit tighter panel layouts without compromising safety or performance.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eThree-pole, 150 A capacity\u003c\/strong\u003e suited for demanding 3-phase circuits, protecting motors, feeders, and heavy equipment with coordinated, reliable trip protection.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e600 V rating\u003c\/strong\u003e for higher-voltage distribution common in industrial environments, providing dependable overcurrent protection for complex power systems.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCompact series integration\u003c\/strong\u003e designed to maximize space in crowded electrical panels and switchgear, facilitating quicker upgrades and cleaner wiring layouts.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eGenuine Square D build\u003c\/strong\u003e backed by a trusted legacy in industrial power distribution, supporting consistent performance across service, maintenance, and replacement projects.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCompatibility at a glance\u003c\/strong\u003e Use the part number NSF150N to confirm fit with your panel and application requirements—clear guidance to minimize downtime and misfits.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003ePractical use cases and benefits:\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eIndustrial service and maintenance\u003c\/strong\u003e: Swap in the NSF150N to restore protection quickly in control panels, distribution panels, or motor control centers when old breakers wear out or fail.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eReplacement for 3-phase systems\u003c\/strong\u003e: Ideal for machines and lines that rely on stable 3-phase power, such as conveyors, compressors, pumps, and large HVAC circuits.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eEfficient installations\u003c\/strong\u003e: The compact design helps streamline wiring, reduce panel depth, and simplify retrofits in space-constrained environments.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eImportant compatibility note: verify the fit by part number and application requirements before purchasing. If you need confirmation about matching this NSF150N to your specific panel or system, reach out with your project details and we’ll assist in validating compatibility.\u003c\/p\u003e \u003cp\u003eWith the NSF150N, you get dependable overcurrent protection for demanding 600 V, 3-phase applications, backed by Square D’s reliable engineering. For upgrades, replacements, or new installations in industrial settings, this breaker offers a precise, space-efficient solution that aligns with your 3-phase distribution needs.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"AmpState","offers":[{"title":"Default Title","offer_id":46415707078818,"sku":"NSF150N","price":2824.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/square-d-nsf150n-circuit-breaker-150a-3-pole-600v-breakers-472.webp?v=1789190818","url":"https:\/\/www.ampstate.com\/products\/square-d-nsf150n-150a-3p-600v-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}