{"product_id":"eaton-hfa31550m-circuit-breaker","title":"Eaton | HFA31550M | Circuit Breaker | 100A | 3-Pole | 600V | Bolt-On","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Eaton HFA31550M, a purpose-built circuit breaker engineered for demanding electrical systems. This 100 A, 3-pole, 600 V bolt-on model delivers dependable protection and a robust mounting solution for retrofit, maintenance, and replacement projects where exact specifications matter.\u003c\/p\u003e \u003ch3\u003eKey specifications at a glance\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 100 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 3-Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 600 V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMounting:\u003c\/strong\u003e Bolt-On\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart number:\u003c\/strong\u003e HFA31550M\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy the bolt-on design matters\u003c\/h3\u003e\n\u003cp\u003eThe bolt-on format provides a secure, vibration-resistant connection that stays put in challenging environments. It’s particularly well-suited for service panels, industrial control gear, and retrofit projects where a rigid, field-verified fit is essential for long-term reliability.\u003c\/p\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eMaintenance upgrades on existing 3‑pole, 600 V systems that require the same form factor\u003c\/li\u003e \u003cli\u003eRetrofits and replacements in industrial facilities, manufacturing lines, and data centers\u003c\/li\u003e \u003cli\u003eNew installations where a proven 3‑pole, 600 V, 100 A bolt-on breaker is required for distribution panels\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eFit, compatibility, and what to verify before ordering\u003c\/h3\u003e\n\u003cp\u003eTo ensure seamless replacement, use the \u003cstrong\u003epart number HFA31550M\u003c\/strong\u003e as your primary compatibility reference. \u003cem\u003eConfirm fit and ratings before ordering\u003c\/em\u003e to guarantee the breaker matches your panel hardware and voltage requirements.\u003c\/p\u003e \u003ch3\u003ePractical considerations and expert tips\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eMatch the breaker's amperage and pole configuration to your existing panel schedule to avoid nuisance trips or nuisance fit issues.\u003c\/li\u003e \u003cli\u003ePlan for secure torque during installation to maintain reliable electrical contact and withstand vibration in demanding environments.\u003c\/li\u003e \u003cli\u003eUse only with compatible Eaton panel architectures designed for bolt-on protection devices to maximize performance and longevity.\u003c\/li\u003e \u003cli\u003eDocument the replacement with the exact part number for future maintenance and audits.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eDesigned for reliability in real-world applications, the Eaton HFA31550M is a precise match for projects that demand a trusted, OEM-grade breaker with a clear specification match: 100 A, 3-Pole, 600 V, Bolt-On.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Eaton","offers":[{"title":"Default Title","offer_id":46427268579490,"sku":"HFA31550M","price":510.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_ad06fdd7-931c-4a09-bfbe-d05329579cd6.png?v=1765492978","url":"https:\/\/www.ampstate.com\/products\/eaton-hfa31550m-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}