{"product_id":"square-d-nhf3612001021-circuit-breaker","title":"Square D | NHF3612001021 | Circuit Breaker | 1200A | 3-Pole | 600V","description":"\u003cdiv\u003e\n\u003cp\u003eSquare D's NHF3612001021 circuit breaker is engineered for reliability in demanding electrical installations. Designed for maintenance, retrofit, and replacement projects where exact specifications matter, this 3-pole unit delivers dependable protection for three-phase systems in up to 600V environments. With a 1200A rating, it’s built to handle substantial load demands while maintaining safe, consistent performance.\u003c\/p\u003e \u003ch3\u003eKey Specifications\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage\u003c\/strong\u003e: 1200A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles\u003c\/strong\u003e: 3-Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage\u003c\/strong\u003e: 600V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart Number\u003c\/strong\u003e: NHF3612001021\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhat makes this breaker stand out\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eExact reference for compatibility:\u003c\/strong\u003e The part number NHF3612001021 is the best reference to ensure the breaker fits your panel and matches the required ratings.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eIdeal for three-phase systems:\u003c\/strong\u003e The 3-Pole design provides balanced protection across all phases in 600V applications.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eHigh-current capability:\u003c\/strong\u003e A 1200A rating supports large-distribution or heavy-load circuits within compliant electrical infrastructure.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVersatile use cases:\u003c\/strong\u003e Specifically suited for maintenance, retrofit, and replacement scenarios where matching specs matters, minimizing downtime and compatibility concerns.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eUpgrading or replacing aging breakers in commercial or industrial panels that require 1200A capacity.\u003c\/li\u003e \u003cli\u003eRetrofit projects where a 3-pole, 600V circuit protection solution is needed to maintain three-phase safety and reliability.\u003c\/li\u003e \u003cli\u003eMaintenance scenarios that demand an exact spec match to avoid panel fit issues and ensure proper electrical clearances and performance.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eCompatibility and fit verification\u003c\/h3\u003e\n\u003cp\u003eNotes: Confirm fit and ratings before ordering. The part number NHF3612001021 is the best reference for compatibility. Use this to match to your panel label, service equipment, and the required 3-pole configuration at 600V.\u003c\/p\u003e \u003ch3\u003eInstallation and care tips\u003c\/h3\u003e\n\u003cp\u003eFor safe and effective installation, ensure power is fully isolated and follow all local electrical codes. This breaker should be installed by a qualified electrician who can verify that the panel, bus, and mounting arrangement align with the 3-Pole 600V, 1200A specifications. After installation, perform a functional check to confirm proper tripping and reset behavior in accordance with the equipment manual.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp-State","offers":[{"title":"New Surplus","offer_id":47295681101986,"sku":"NHF3612001021","price":22700.0,"currency_code":"CAD","in_stock":true},{"title":"Refurbished","offer_id":47295681134754,"sku":"NHF3612001022","price":13000.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_a085eff1-75dd-47ee-b131-4c8df8f0489b.png?v=1765492976","url":"https:\/\/www.ampstate.com\/products\/square-d-nhf3612001021-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}