{"product_id":"square-d-hja36150u31xaabcsd","title":"Square D HJA36150U31XAABCSD 150A 3-Pole 600 V Circuit Breaker","description":"\u003cdiv\u003e\n\u003cp\u003e\u003cstrong\u003eSquare D HJA36150U31XAABCSD\u003c\/strong\u003e is a robust 150 Amp, 3-Pole circuit breaker engineered for demanding three-phase power systems up to 600 V. Built to protect your critical equipment from overloads and faults, this unit integrates smoothly with Square D panelboards and enclosures, delivering dependable protection where it matters most.\u003c\/p\u003e \u003cp\u003eIdeal for industrial and commercial environments, this 150A circuit breaker defends three-phase feeders, motors, pumps, and large electrical loads. With a 3-pole design, it interrupts all three phases simultaneously, ensuring balanced protection across your distribution network and helping prevent faults from propagating through the system.\u003c\/p\u003e \u003ch3\u003eKey specifications\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e HJA36150U31XAABCSD\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCurrent Rating:\u003c\/strong\u003e 150 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 3\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage Rating:\u003c\/strong\u003e 600 V\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy it stands out\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eThree-phase protection:\u003c\/strong\u003e Perfect for three-wire, 3-phase systems common in manufacturing, data centers, and large facilities.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eReliable Square D engineering:\u003c\/strong\u003e Designed for seamless compatibility with Square D panels and bus stabs, reducing installation guesswork and ensuring a secure fit.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePredictable, dependable protection:\u003c\/strong\u003e Engineered to respond to overloads and faults in a controlled manner, helping minimize downtime and damage to downstream equipment.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eRugged durability for industrial environments:\u003c\/strong\u003e Built to withstand the temperature and vibration common in busy facilities, delivering durable performance over time.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eCommon use cases include protecting large motors and compressors, three-phase power feeders for manufacturing lines, HVAC distribution, and critical infrastructure in warehouses and data centers. If you’re stocking spares or upgrading an existing Square D system, this HJA36150U31XAABCSD model provides a reliable, drop-in fit with similar form factor and mounting pattern for a smooth replacement process.\u003c\/p\u003e \u003cp\u003eTip: Always verify panel compatibility and trip characteristics with your installation manual and the applicable electrical codes. For new installations, plan for future load growth by selecting a breaker with ample headroom above continuous load ratings.\u003c\/p\u003e \u003cp\u003eIn short, the Square D HJA36150U31XAABCSD 150A 3-Pole 600V Circuit Breaker combines proven reliability, genuine three-phase protection, and seamless integration into Square D electrical systems—making it a solid choice for safeguarding your most critical equipment.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Square D","offers":[{"title":"Default Title","offer_id":46423181656226,"sku":"HJA36150U31XAABCSD","price":510.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/square-d-hja36150u31xaabcsd-150a-3-pole-600-v-circuit-breaker-438.webp?v=1789279766","url":"https:\/\/www.ampstate.com\/products\/square-d-hja36150u31xaabcsd","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}