{"product_id":"square-d-hja36150u44xaabcsk","title":"Square D HJA36150U44XAABCSK 150A 3-Pole 600 V Circuit Breaker","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Square D HJA36150U44XAABCSK 150A 3-Pole 600 V Circuit Breaker—a rugged, dependable protection device engineered for three-phase power in commercial and industrial panels.\u003c\/p\u003e \u003cp\u003eDesigned for use with Square D panel systems, this 3-pole breaker guards three independent lines (three-phase) against overloads and short circuits, helping to keep equipment safe and downtime to a minimum.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e HJA36150U44XAABCSK\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 \u003cp\u003eKey use cases:\u003c\/p\u003e \u003cul\u003e \u003cli\u003eMain or branch protection in three-phase commercial distribution panels\u003c\/li\u003e \u003cli\u003eProtection for feeders supplying large motors, compressors, or HVAC equipment\u003c\/li\u003e \u003cli\u003eReplacement or upgrade in existing Square D installations to maintain panel integrity and safety margins\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWhy choose this specific model? The HJA36150U44XAABCSK variant is built to handle demanding 3-phase loads up to 150 A at voltages up to 600 V, delivering fast, predictable tripping to minimize damage from faults. With a Square D design, it aligns with standard electrical architectures used in many facilities, reducing compatibility concerns during installation.\u003c\/p\u003e \u003cp\u003ePractical tips for installation and maintenance:\u003c\/p\u003e \u003cul\u003e \u003cli\u003eVerify that the panel is compatible with this specific part number before installation\u003c\/li\u003e \u003cli\u003eFollow all safety protocols and manufacturer torque and clearance guidelines when mounting\u003c\/li\u003e \u003cli\u003eLabel circuits clearly to reflect 3-pole protection and 150 A capacity for future service calls\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWhether you're upgrading an aging distribution panel or adding protection to a new 3-phase circuit, the Square D HJA36150U44XAABCSK 150A 3-Pole 600 V Circuit Breaker is designed to deliver reliable, straightforward protection. Add it to your cart to ensure robust safeguarding of critical equipment and uninterrupted operations.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Square D","offers":[{"title":"Default Title","offer_id":46423183098018,"sku":"HJA36150U44XAABCSK","price":510.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_229276d9-908d-46df-93e5-6fe31866e0ff.png?v=1765492975","url":"https:\/\/www.ampstate.com\/products\/square-d-hja36150u44xaabcsk","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}