{"product_id":"eaton-pdg21m0045tffl-45a-600v-1-pole-circuit-breaker","title":"Eaton PDG21M0045TFFL - 45 A, 600 V, 1-Pole Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Eaton PDG21M0045TFFL — a 45 A, 600 V, 1-pole molded case circuit breaker designed to shield your panelboards and load centers from overcurrent and short-circuit events. Built for dependable protection in real-world installations, this compact device fits where space is at a premium while delivering reliable performance when it matters most.\u003c\/p\u003e \u003ch3\u003eKey advantages that matter in the field\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eCompact molded case design\u003c\/strong\u003e maximizes real estate inside crowded panels, helping you pack safely without sacrificing accessibility or serviceability.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip unit\u003c\/strong\u003e delivers stable, repeatable protection by responding to both overload conditions and instantaneous faults, reducing nuisance trips while maintaining circuit safety.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM-load center compatibility\u003c\/strong\u003e is engineered to work seamlessly with matching Eaton loadcenters and panelboards, simplifying installation and inventory management.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVersatile application range\u003c\/strong\u003e suitable for residential, commercial, and light industrial environments where dependable branch circuit protection is essential.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy this design matters\u003c\/h3\u003e\n\u003cp\u003eThe PDG21M0045TFFL combines a precise thermal element with a fast-acting magnetic mechanism to deliver protection that’s not only reliable, but also predictable across varying temperatures and load profiles. That means fewer unexpected outages, easier troubleshooting, and a safer electrical system for people and equipment alike.\u003c\/p\u003e \u003ch3\u003eUse cases and ideal installations\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eNew and retrofit panel installations where a 1-pole, 45 A breaker is the right fit for a dedicated branch circuit or subfeed.\u003c\/li\u003e \u003cli\u003eResidential panels needing robust short-circuit protection for critical circuits like HVAC, water heaters, or major appliances.\u003c\/li\u003e \u003cli\u003eCommercial subpanels and light industrial applications where space is tight and dependable protection is mandatory.\u003c\/li\u003e \u003cli\u003eUpgrading older equipment with a modern molded case breaker to improve protection coordination and fault response.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eSpecifications 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: PDG21M0045TFFL\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eType\u003c\/strong\u003e: Thermal-magnetic molded case circuit breaker (MCCB)\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage Rating\u003c\/strong\u003e: 45 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage Rating\u003c\/strong\u003e: 600 V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles\u003c\/strong\u003e: 1\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\u003ePractical tips for optimal results\u003c\/h3\u003e\n\u003cp\u003eFor best results, pair this 1-pole 45 A breaker with a compatible Eaton panelboard or loadcenter to ensure proper physical fit and electrical coordination. When planning a replacement or upgrade, verify your circuits’ continuous load versus the breaker's 45 A rating, and consider existing fault-current levels to ensure the magnetic trip setting provides the intended protection without unnecessary interruptions.\u003c\/p\u003e \u003cp\u003eEngineered for reliability and designed to integrate smoothly into Eaton-based systems, the PDG21M0045TFFL is a dependable choice when you need precise, space-efficient protection for your electrical infrastructure.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46349644628130,"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_fca98f08-44fd-4f0c-8555-b70ec4993751.png?v=1764152411","url":"https:\/\/www.ampstate.com\/products\/eaton-pdg21m0045tffl-45a-600v-1-pole-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}