{"product_id":"square-d-nt12-1200a-3-pole-air-circuit-breaker","title":"Square D NT12 1200A 3 Pole Air Circuit Breaker For Industrial And Commercial Power Distribution","description":"\u003cdiv\u003e\n\u003cp\u003eWhen your facility relies on stable, safe, and scalable low-voltage power distribution, the Square D NT12 1200A 3-Pole Air Circuit Breaker stands up to the challenge. Built for reliability in demanding industrial and commercial environments, this heavy-duty protection device is designed to safeguard main feeders, switchboards, and critical power distribution without compromising uptime.\u003c\/p\u003e \u003ch3\u003eKey benefits and what makes the NT12 stand out\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003e1200A current rating\u003c\/strong\u003e with a robust 3-pole configuration, ideal for balanced three-phase power systems and demanding load profiles.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAir Circuit Breaker design\u003c\/strong\u003e for dependable protection and straightforward switching of low-voltage distribution networks.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAdjustable trip settings\u003c\/strong\u003e to tailor protection curves to your site’s specific fault-current characteristics and load diversity, reducing nuisance trips while maintaining fast fault clearance.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eHigh interruption capacity\u003c\/strong\u003e capable of handling significant fault currents common in large facilities, data centers, factories, and multi-building campuses.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAstute fit for main incoming feeders and switchboards\u003c\/strong\u003e—a trusted choice for central power distribution where reliability and fast isolation are critical.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003ePractical use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003ePrimary protection for \u003cstrong\u003emain incoming feeders\u003c\/strong\u003e in industrial plants and manufacturing facilities, ensuring rapid disconnection during faults.\u003c\/li\u003e \u003cli\u003eProtection and control within \u003cstrong\u003eswitchboards\u003c\/strong\u003e across large commercial buildings, campuses, or distribution hubs.\u003c\/li\u003e \u003cli\u003eRetrofits or new installations where \u003cstrong\u003ecustomizable protection\u003c\/strong\u003e and high fault-current capacity are required to maintain continuous operations.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy this delivers real value\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eUnlike smaller, fixed-trip breakers, the NT12’s \u003cstrong\u003eadjustable trip settings\u003c\/strong\u003e let you fine-tune protection to your electrical network, improving reliability and reducing unplanned downtime.\u003c\/li\u003e \u003cli\u003eIts \u003cstrong\u003eheavy-duty construction\u003c\/strong\u003e and 3-pole design provide stable performance in environments with tight installation space and elevated fault-current scenarios.\u003c\/li\u003e \u003cli\u003eDesigned specifically for \u003cstrong\u003elow-voltage power distribution\u003c\/strong\u003e in both industrial facilities and commercial buildings, it aligns with typical panelboard and switchgear configurations without sacrificing protection quality.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eTechnical snapshot\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eModel\/Part Number:\u003c\/strong\u003e NT12\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCurrent Rating:\u003c\/strong\u003e 1200A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 3-Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eBreaker Type:\u003c\/strong\u003e Air Circuit Breaker\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplications:\u003c\/strong\u003e Main incoming feeders, switchboards, and critical power distribution in industrial and commercial facilities\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003ePractical tips for installation and lifecycle\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eCoordinate the NT12 with your system’s fault-current calculations to set the trip settings appropriately for both protection and availability.\u003c\/li\u003e \u003cli\u003eEnsure proper panel compatibility and secure terminal connections according to the manufacturer’s guidelines to maintain reliable operation.\u003c\/li\u003e \u003cli\u003eSchedule periodic inspections and functional tests as part of your electrical maintenance plan to verify reliable operation under fault conditions.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eChoose the Square D NT12 1200A 3-Pole Air Circuit Breaker for dependable, high-capacity protection in your industrial or commercial power distribution system. It’s designed to keep critical loads safeguarded while delivering precise, site-specific protection control when you need it most.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Square D","offers":[{"title":"Default","offer_id":46390488400034,"sku":"NT12","price":8801.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_e0bbaf9f-3cc5-4b7f-9744-59b047602400.png?v=1765373750","url":"https:\/\/www.ampstate.com\/products\/square-d-nt12-1200a-3-pole-air-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}