{"product_id":"square-d-hga36040-40a-600v-3-pole-plug-in-circuit-breaker","title":"Square D HGA36040 - 40 A, 600 V, 3-Pole Plug-In Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eIntroducing the Square D HGA36040, a 40 A, 600 V, 3-pole plug-in molded case circuit breaker designed to deliver reliable branch circuit protection for panelboards and load centers. For professionals and installers, its fast plug-in connection means quicker installations and streamlined replacements, minimizing downtime on service upgrades or routine maintenance.\u003c\/p\u003e \u003cp\u003eDesigned for consistent performance, the thermal-magnetic trip unit provides stable, repeatable protection across varying loads and temperatures. The thermal element protects against sustained overloads, while the magnetic element responds rapidly to short-circuit conditions, helping safeguard wiring, devices, and connected equipment without nuisance trips.\u003c\/p\u003e \u003cp\u003eCompatibility is a core advantage: this unit is built to work with matching OEM load centers and panelboards, ensuring a seamless fit and dependable operation in Square D systems. Whether you’re configuring a new residential panel, updating a commercial load center, or provisioning light industrial gear, this plug-in breaker helps you achieve clean, compliant protection with minimal compatibility concerns.\u003c\/p\u003e \u003ch3\u003eKey specifications 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 HGA36040\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 40 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 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 \u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Matching OEM load centers and panelboards\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eIdeal for:\u003c\/strong\u003e Residential, commercial, and light industrial electrical systems\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy choose this breaker—and how it helps your system\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eFast plug-in installation reduces downtime during panel upgrades and replacements, enabling rapid restoration of circuit protection.\u003c\/li\u003e \u003cli\u003eThermal-magnetic protection delivers precise trip behavior, balancing dependable overload protection with responsive short-circuit interrupting capability.\u003c\/li\u003e \u003cli\u003eOEM compatibility ensures a confident fit in Square D panelboards and load centers, minimizing compatibility concerns during procurement and installation.\u003c\/li\u003e \u003cli\u003e3-pole design supports three-phase configurations where required, enabling versatile use across residential, commercial, and light industrial applications.\u003c\/li\u003e \u003cli\u003eDurable molded case construction provides robust protection in environments where space is at a premium and reliability is non-negotiable.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWhether you’re stocking up for routine maintenance, planning a panel upgrade, or specifying components for a new installation, the Square D HGA36040 from AmpState delivers trusted performance and straightforward serviceability. It’s the practical, dependable choice for branch circuit protection in modern electrical systems.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46355276955810,"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_ef6fe719-71a8-4bca-8b41-ab3bdd482d9c.png?v=1764690860","url":"https:\/\/www.ampstate.com\/products\/square-d-hga36040-40a-600v-3-pole-plug-in-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}