{"product_id":"square-d-hja36150u33x-150a-3-pole-plug-in-circuit-breaker","title":"Square D HJA36150U33X - 150 A, 3-Pole Plug-In Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003e\u003cstrong\u003eSquare D HJA36150U33X\u003c\/strong\u003e is a 150 A, 3-pole plug-in molded case circuit breaker designed for dependable branch-circuit overcurrent and short-circuit protection in panelboards and load centers. Built to integrate seamlessly with matching OEM load centers, this unit delivers fast installation and reliable protection where it matters most—future-proofing electrical systems in homes, businesses, and light industrial environments.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eFast plug-in connection\u003c\/strong\u003e for quick installation and straightforward field replacement, minimizing panel downtime during servicing or upgrades.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip unit\u003c\/strong\u003e delivers stable, repeatable protection. The thermal element handles gradual overloads, while the magnetic element provides instantaneous response to short circuits, helping prevent damage to wiring and equipment.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e3-pole configuration\u003c\/strong\u003e ideal for three-phase systems and multi-wire branch circuits common in commercial and light industrial settings.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e150 A rating\u003c\/strong\u003e provides solid protection for large feeders and service entrances while coordinating with adjacent protection devices in multi-breaker panels.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePlug-in mounting\u003c\/strong\u003e design simplifies installation, inspection, and replacement without the need for a full panel rework.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM compatibility\u003c\/strong\u003e engineered to fit and work with matching Square D panelboards and load centers, helping maintain system coordination and trip characteristics.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVersatile applications\u003c\/strong\u003e suitable for residential, commercial, and light industrial electrical distributions where reliable short-circuit protection and convenient maintenance are priorities.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eThis breaker answers common questions about reliability and compatibility: Will it fit my panel? Will it trip consistently under fault conditions? Is it suitable for three-phase feeders? With the HJA36150U33X, you get precise trip performance, a plug-in installation process, and confirmed compatibility with Square D OEM panels, making it a trusted choice for ongoing electrical protection.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eTechnical snapshot\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eManufacturer: Square D\u003c\/li\u003e \u003cli\u003ePart Number: HJA36150U33X\u003c\/li\u003e \u003cli\u003eType: Thermal-magnetic molded case circuit breaker\u003c\/li\u003e \u003cli\u003eAmperage Rating: 150 A\u003c\/li\u003e \u003cli\u003eNumber of Poles: 3\u003c\/li\u003e \u003cli\u003eMounting Style: Plug-in\u003c\/li\u003e \u003cli\u003eApplication: Branch circuit overcurrent and short-circuit protection\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eIdeal for electricians, facilities managers, and maintenance teams seeking a dependable, easy-to-service protection device, the Square D HJA36150U33X combines robust fault protection with straightforward replacement in a compact, plug-in format. Invest in a breaker that supports predictable performance, simplified upgrades, and durable protection for your electrical distribution system.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46355292422306,"sku":null,"price":710.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/square-d-hja36150u33x-150-a-3-pole-plug-in-circuit-breaker-ampstate-229.webp?v=1788747661","url":"https:\/\/www.ampstate.com\/products\/square-d-hja36150u33x-150a-3-pole-plug-in-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}