{"product_id":"square-d-hga36045-45a-600v-3-pole-plug-in-circuit-breaker","title":"Square D HGA36045 - 45 A, 600 V, 3-Pole Plug-In Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eThe Square D \u003cstrong\u003eHGA36045\u003c\/strong\u003e is a robust \u003cstrong\u003e45A, 600V\u003c\/strong\u003e three-pole plug-in molded case circuit breaker engineered for reliable branch circuit protection in panelboards and loadcenters. Designed for fast installation and easy field replacement, it keeps critical electrical systems running with minimal downtime.\u003c\/p\u003e \u003ch2\u003eFast, secure plug-in performance\u003c\/h2\u003e\n\u003cp\u003eWith a \u003cstrong\u003efast plug-in connection\u003c\/strong\u003e, this breaker seats quickly into compatible panelboards, delivering a secure electrical contact and simplified serviceability. This means fewer steps during upgrades, routine maintenance, or after-supply changes, so downtime is kept to a minimum.\u003c\/p\u003e \u003ch2\u003e Precise thermal-magnetic protection\u003c\/h2\u003e\n\u003cp\u003eThe built-in \u003cstrong\u003ethermal-magnetic trip unit\u003c\/strong\u003e provides stable, repeatable protection across varying loads and temperatures. It combines long-term overload protection with instantaneous short-circuit interruption, helping protect wiring, devices, and loads from damage while reducing nuisance trips in moderate operating conditions.\u003c\/p\u003e \u003ch2\u003eDesigned for compatibility and versatility\u003c\/h2\u003e\n\u003cp\u003eThis 3-pole breaker is \u003cstrong\u003ecompatible with matching OEM loadcenters and panelboards\u003c\/strong\u003e, ensuring proper fit and coordinated protection across your distribution system. Ideal for \u003cstrong\u003eresidential, commercial, and light industrial\u003c\/strong\u003e applications where dependable, easy-to-manage protection is essential.\u003c\/p\u003e \u003ch3\u003eSpecifications at a glance\u003c\/h3\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 HGA36045\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 \u003ch3\u003eUse cases and real-world scenarios\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eProtecting feeders and branch circuits in residential panelboards that require 45A protection up to 600V.\u003c\/li\u003e \u003cli\u003eSupplying commercial distribution panels where three-phase protection is needed for equipment like motors and HVAC controllers.\u003c\/li\u003e \u003cli\u003eRetrofits or upgrades in light industrial setups where fast replacement and reliable protection minimize downtime and maintenance labor.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy this breaker stands out\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eTargeted protection for circuits prone to overload and short-circuit events without sacrificing reliability or speed of service.\u003c\/li\u003e \u003cli\u003ePlug-in design reduces installation time and simplifies future replacements compared to older or screw-in styles.\u003c\/li\u003e \u003cli\u003eExact-fit compatibility with OEM loadcenters and panelboards to ensure correct mounting, trip performance, and panel labeling continuity.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eChoose the Square D \u003cstrong\u003eHGA36045\u003c\/strong\u003e when you need a dependable, industry-standard circuit breaker that delivers quick installation, precise protection, and compatibility across residential, commercial, and light industrial panel systems.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46355276988578,"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_73fa3aa6-2d37-4e7c-9138-b2f57e56df37.png?v=1764690861","url":"https:\/\/www.ampstate.com\/products\/square-d-hga36045-45a-600v-3-pole-plug-in-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}