{"product_id":"nf621040-circuit-breaker","title":"NF621040 | Circuit Breaker | 2-Pole | 600V | Bolt-On","description":"\u003cdiv\u003e\n\u003ch2\u003eNF621040: 2-Pole, 600V Bolt-On Circuit Breaker\u003c\/h2\u003e\n\u003cp\u003eIndustrial-grade circuit protection tailored for maintenance, retrofit, and replacement projects where exact specifications matter. The NF621040 delivers reliable, two-pole protection with a bolt-on mounting design, suitable for demanding electrical environments up to 600V.\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 2-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\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003eNotes: Confirm fit and ratings before ordering. The part number NF621040 is the best reference for compatibility.\u003c\/em\u003e\u003c\/p\u003e \u003ch3\u003eWhy this part stands out\u003c\/h3\u003e\n\u003cp\u003eWhen precision matters, rely on the NF621040 as your definitive reference for both fit and electrical ratings. This is not a generic replacement—it's a purpose-built, bolt-on solution designed to slot into panels that specify a 2-pole, 600V protective device. By aligning with the exact part number, you reduce the risk of mismatched breakers and enjoy a smoother retrofit or maintenance workflow.\u003c\/p\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eIndustrial maintenance where downtime must be minimized and compatible 2-pole protection up to 600V is required.\u003c\/li\u003e \u003cli\u003eRetrofit projects aiming to standardize on a bolt-on, two-pole circuit breaker across multiple panels.\u003c\/li\u003e \u003cli\u003eReplacement scenarios in equipment that specifies NF621040 for proper pole configuration and voltage rating.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003ePractical installation considerations\u003c\/h3\u003e\n\u003cp\u003eBefore purchasing, verify that your panel expects a 2-pole, 600V bolt-on device and that NF621040 matches the required specifications. The bolt-on mounting offers secure attachment and straightforward field installation, helping to shorten downtime during service or upgrades.\u003c\/p\u003e \u003ch3\u003eTechnical snapshot\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003ePart number: NF621040\u003c\/li\u003e \u003cli\u003ePoles: 2\u003c\/li\u003e \u003cli\u003eVoltage rating: 600V\u003c\/li\u003e \u003cli\u003eMounting style: Bolt-On\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"AmpState","offers":[{"title":"Default Title","offer_id":46427137900706,"sku":"NF621040","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\/nf621040-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}