{"product_id":"eaton-hfd2125-125a-600v-2-pole-bolt-on-circuit-breaker","title":"Eaton HFD2125 - 125 A, 600 V, 2-Pole Bolt-On Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Eaton HFD2125 — a 125 A, 600 V, 2-pole bolt-on molded case circuit breaker designed to deliver dependable branch-circuit overcurrent and short-circuit protection in panelboards and loadcenters. With a rugged bolt-on mounting that creates a rigid, vibration-resistant bus connection, this breaker stays securely in place even in environments with constant movement or vibration.\u003c\/p\u003e \u003ch3\u003eWhy this breaker stands out\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eSecure bolt-on mounting\u003c\/strong\u003e provides a rigid, vibration-resistant bus connection that helps prevent loosening and maintains consistent electrical performance over time.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip unit\u003c\/strong\u003e delivers stable, repeatable protection by responding to both overload and short-circuit conditions, reducing nuisance trips and protecting downstream equipment.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eTwo-pole design\u003c\/strong\u003e protects two hot legs with a common trip, simplifying wiring and ensuring coordinated shutoff in a fault scenario.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMolded-case construction\u003c\/strong\u003e supports reliable, long-term operation in a range of installation environments found in residential, commercial, and light industrial settings.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM compatibility\u003c\/strong\u003e designed to work seamlessly with matching OEM loadcenters and panelboards, enabling straightforward replacements or upgrades without redesigning the distribution array.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVersatile application\u003c\/strong\u003e ideal for protecting branch circuits in panelboards and loadcenters across homes, offices, retail spaces, and light manufacturing facilities.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eTechnical specifications at a glance\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e Eaton\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart number:\u003c\/strong\u003e HFD2125\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Thermal-magnetic molded case circuit breaker\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage rating:\u003c\/strong\u003e 125 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage rating:\u003c\/strong\u003e 600 V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eNumber of poles:\u003c\/strong\u003e 2\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMounting style:\u003c\/strong\u003e Bolt-on\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Branch circuit overcurrent and short-circuit protection\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eIdeal use cases and practical scenarios\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eUpgrading or replacing a failing breaker in residential panelboards where a 125 A main or subfeed needs robust protection.\u003c\/li\u003e \u003cli\u003eInstalling or retrofitting commercial panelboards that require reliable two-pole protection for 2-hots systems, feeders, or subpanels.\u003c\/li\u003e \u003cli\u003eLight industrial applications where equipment draws substantial current and resilience against vibration or panel movement is important.\u003c\/li\u003e \u003cli\u003eProjects that demand compatibility with OEM loadcenters and existing distribution infrastructure to minimize downtime and rework.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eInstallation, compatibility, and best practices\u003c\/h3\u003e\n\u003cp\u003eThe HFD2125 is engineered for straightforward bolt-on installation, reducing assembly time on site. Its compatibility with matching OEM loadcenters and panelboards means technicians can source this component with confidence, knowing it will integrate with existing protection schemes without compromising coordination or trip performance. For best results, pair this breaker with a panelboard designed for Eaton molded-case devices and follow standard electrical code guidelines for safe mounting, wiring, and labeling.\u003c\/p\u003e \u003cp\u003eWhether you’re conducting a routine maintenance swap, building out a new distribution row in a light commercial space, or upgrading a residential panel to support higher-demand circuits, the Eaton HFD2125 provides dependable protection, precise trip behavior, and a durable build that stands up to daily electrical demand. Available from AmpState, it’s a reliable choice when you need consistent protection for your most important circuits.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46349595869346,"sku":null,"price":710.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/eaton_breaker_and_panels_c51889e3-ec8a-4e1f-9ef5-df3780b95f8c.png?v=1764150811","url":"https:\/\/www.ampstate.com\/products\/eaton-hfd2125-125a-600v-2-pole-bolt-on-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}