{"product_id":"square-d-hjl36150m74-150a-600v-3-pole-circuit-breaker","title":"Square D HJL36150M74 - 150 A, 600 V, 3-Pole Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eSquare D HJL36150M74 is a 150 A, 600 V, 3-pole molded case circuit breaker built to shield panelboards and load centers from overcurrent and short-circuit events. With a compact form factor and a thermal-magnetic trip unit, it delivers dependable protection without sacrificing valuable panel space.\u003c\/p\u003e \u003ch3\u003eWhy this MCCB stands out\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eEfficient panel space usage:\u003c\/strong\u003e A compact molded-case design fits neatly into standard panels, helping you maximize available space without compromising protection.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eReliable protection for demanding circuits:\u003c\/strong\u003e The thermal-magnetic trip unit provides stable, repeatable response to overloads and short circuits across varying loads and temperatures.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eSeamless OEM compatibility:\u003c\/strong\u003e Designed to be used with matching Square D OEM load centers and panelboards, simplifying installation and maintenance.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVersatile across settings:\u003c\/strong\u003e Suitable for residential, commercial, and light industrial applications where robust branch-circuit protection is essential.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eTechnical snapshot\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e Square D\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e HJL36150M74\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:\u003c\/strong\u003e 150 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 600 V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 3\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\u003eIdeal use cases\u003c\/h3\u003e \u003cp\u003eUse the Square D HJL36150M74 as main or feeder protection in 3-phase panelboards and load centers. It’s well-suited for new commercial installations, upgrades in light industrial panels, or residential environments requiring higher-current, three-pole protection. The 600 V rating accommodates a broad range of distribution schemes, while the 3-pole design ensures balanced protection for three-phase systems.\u003c\/p\u003e \u003ch3\u003eInstallation and care tips\u003c\/h3\u003e \u003cp\u003eInstall only in compatible Square D OEM panels and follow standard electrical codes. Verify terminal torque per manufacturer guidelines and perform routine checks for signs of wear or overheating. This device is designed for dependable, long-term protection, making it a solid choice where panel space, consistent trip performance, and compatibility matter most.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46355296026786,"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_df0f3b91-26ee-41bb-9787-28ce2d2f9a6f.png?v=1764691019","url":"https:\/\/www.ampstate.com\/products\/square-d-hjl36150m74-150a-600v-3-pole-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}