{"product_id":"square-d-hda36045-45a-600v-3-pole-plug-in-circuit-breaker","title":"Square D HDA36045 - 45 A, 600 V, 3-Pole Plug-In Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eThe Square D HDA36045 is a 45A, 600V, 3-pole plug-in molded case circuit breaker engineered for reliable branch circuit protection in panelboards and load centers. Its fast plug-in connection simplifies installation and replacement, helping you minimize downtime during panel upgrades or service work.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003ePlug-in convenience\u003c\/strong\u003e: Quick, tool-efficient mounting into compatible OEM panelboards, reducing installation time and field labor.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip unit\u003c\/strong\u003e: Combines precise overload protection with rapid short-circuit interruption for stable, repeatable protection performance across operating conditions.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThree-pole, 600V design\u003c\/strong\u003e: Ideal for three-phase systems and higher-voltage distribution in commercial and light industrial environments, while still suitable for certain residential panel configurations that require three poles.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM compatibility\u003c\/strong\u003e: Designed to align with matching Square D load centers and panelboards, ensuring a reliable fit and consistent electrical characteristics.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVersatile application scope\u003c\/strong\u003e: Perfect for protecting branch circuits in residential service panels, commercial distribution panels, and light industrial equipment enclosures.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eWhat this model delivers in real-world use\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eProtects motor loads, lighting circuits, and power feeders by stopping fault currents before damage occurs, reducing downtime and equipment wear.\u003c\/li\u003e \u003cli\u003eProvides predictable protection for multi‑circuit panels where a 3-pole configuration is required to maintain balanced three-phase distribution.\u003c\/li\u003e \u003cli\u003eFacilitates quick replacement or retrofitting in existing Square D installations without sacrificing performance or compatibility.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eTechnical snapshot\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eManufacturer\u003c\/strong\u003e: Square D\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart Number\u003c\/strong\u003e: HDA36045\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: 45A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage rating\u003c\/strong\u003e: 600V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eNumber of poles\u003c\/strong\u003e: 3\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMounting style\u003c\/strong\u003e: Plug-in\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 \u003cp\u003eDesigned for environments that demand dependable protection with straightforward maintenance, the Square D HDA36045 delivers consistent performance across a range of residential, commercial, and light industrial panel configurations. Whether you're replacing an older unit or outfitting a new installation, this plug-in 3-pole breaker provides the right balance of speed, safety, and compatibility for durable electrical protection.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46355250970786,"sku":null,"price":710.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/schnieder_and_square_d_breaker_and_panel_3a67f990-5ed4-453a-ae0b-6f18a4d0c4dd.png?v=1764690745","url":"https:\/\/www.ampstate.com\/products\/square-d-hda36045-45a-600v-3-pole-plug-in-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}