{"product_id":"square-d-hja36015-15a-600v-3-pole-plug-in-circuit-breaker","title":"Square D HJA36015 - 15 A, 600 V, 3-Pole Plug-In Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Square D HJA36015—a reliable 15A, 600V, 3-pole plug-in molded case circuit breaker built to safeguard panelboards and load centers from overcurrent and short-circuit events. When protection matters, this unit delivers precise, dependable performance in demanding electrical environments.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eFast plug-in connection\u003c\/strong\u003e for quick installation and simple replacement, reducing panel downtime and service interruptions.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip unit\u003c\/strong\u003e provides stable, repeatable protection across a range of loads and temperatures, helping prevent nuisance trips while ensuring safety.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM-compatible design\u003c\/strong\u003e engineered to work with matching Square D load centers and panelboards for seamless integration and reliable operation.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThree-pole configuration\u003c\/strong\u003e ideal for balanced protection on 3-phase circuits found in commercial and light industrial applications.\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 HJA36015\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 15A\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\u003eApplications:\u003c\/strong\u003e Branch circuit overcurrent and short-circuit protection\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eThis breaker is an excellent choice for upgrading or rebuilding panels where quick replacement and dependable protection are priorities. It’s well-suited for residential projects that require robust branch-circuit protection, as well as commercial and light industrial setups that demand reliable 3-phase protection and easy serviceability.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eUse cases and ideal scenarios\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eReplacing a failed breaker in existing panelboards while maintaining OEM compatibility.\u003c\/li\u003e \u003cli\u003eProviding protection for 3-phase distribution in small-to-medium commercial installations.\u003c\/li\u003e \u003cli\u003eUpgrading aging electrical panels to a plug-in solution that simplifies future maintenance.\u003c\/li\u003e \u003cli\u003eSituations where quick, tool-free plug-in installation minimizes downtime during panel servicing.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eWhy choose this Square D breaker\u003c\/strong\u003e—beyond the basics, it combines fast, secure plug-in installation with a thermally assisted magnetic trip that adapts to changing load conditions. The 3-pole design supports balanced protection for 3-phase systems, while the 600V rating broadens its applicability to higher-voltage branch circuits often encountered in non-residential settings. For professionals prioritizing compatibility, speed, and consistent protection, this HJA36015 delivers.\u003c\/p\u003e \u003cp\u003eNote: For safe and compliant installation, ensure the panelboard is compatible with the Square D HJA3640-series family and follow all local electrical codes. If you’re unsure about panel compatibility or proper installation practices, consult a licensed electrician.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46355287474338,"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_e3251d1c-9cca-4454-80b9-253f012b1105.png?v=1764690960","url":"https:\/\/www.ampstate.com\/products\/square-d-hja36015-15a-600v-3-pole-plug-in-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}