{"product_id":"nb3p40-flat-top-circuit-breaker","title":"NB3P40-FLAT-TOP | Circuit Breaker | 3-Pole","description":"\u003cdiv\u003e\n\u003cp\u003eIndustrial-grade NB3P40-FLAT-TOP is a 3-pole circuit breaker designed for reliable protection in three-phase systems. Identified by the part number NB3P40-FLAT-TOP, it’s the go-to choice for maintenance, retrofit, and replacement projects where exact specifications matter.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eThree-pole configuration\u003c\/strong\u003e—delivers consistent protection across all three phases in a 3‑phase electrical setup, helping maintain balanced and safe operation.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eFlat-top design\u003c\/strong\u003e—a dedicated mounting profile that fits compatible enclosures and backplanes, reducing installation surprises and ensuring a clean, secure fit.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eExact part-reference\u003c\/strong\u003e—rely on the NB3P40-FLAT-TOP part number as the primary signal of compatibility to minimize downtime and incorrect substitutions.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eIdeal for lifecycle maintenance\u003c\/strong\u003e—perfect for panel upkeep, retrofitting aging gear, or replacing failed units while preserving the same protective characteristics as the original equipment.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eFit and ratings you should verify\u003c\/strong\u003e\u003cbr\u003eBefore ordering, confirm the fit and ratings align with your equipment. The part number NB3P40-FLAT-TOP is the best reference for compatibility. Compare your current breaker’s physical footprint, mounting style, and the panel’s electrical ratings to avoid mismatches and downtime.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eWho benefits most\u003c\/strong\u003e\u003cbr\u003eMaintenance technicians, panel builders, and system integrators working with three‑phase control panels, switchgear, and automation racks will appreciate the exact-match compatibility and predictable performance this unit offers.\u003c\/p\u003e \u003cp\u003eWith NB3P40-FLAT-TOP in your parts kit, you reduce downtime during service windows and maintain consistent protective coordination across your three-phase infrastructure. If your project demands precise spec alignment, this 3‑pole, flat‑top breaker is designed to meet those needs with straightforward, reliable replacement in mind.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"AmpState","offers":[{"title":"Default Title","offer_id":46427145535650,"sku":"NB3P40-FLAT-TOP","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\/nb3p40-flat-top-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}