{"product_id":"square-d-hda36150u44xaa","title":"Square D HDA36150U44XAA 150A 3-Pole 600 V Circuit Breaker","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Square D HDA36150U44XAA 150A 3-Pole 600 V Circuit Breaker—a purpose-built solution for reliable overcurrent protection in demanding 3-phase electrical systems. Designed to safeguard large feeders and three-phase equipment, this breaker delivers fast, predictable trip performance in environments up to 600 volts, helping prevent damage from overloads and faults.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eKey specifications at a glance\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003ePart Number: HDA36150U44XAA\u003c\/li\u003e \u003cli\u003eCurrent rating: 150 A\u003c\/li\u003e \u003cli\u003ePoles: 3\u003c\/li\u003e \u003cli\u003eVoltage rating: 600 V\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eWhy this breaker stands out\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eThree-pole protection tailored for balanced safety across all phases in 3‑phase circuits, reducing the risk of phase-to-phase faults and equipment damage.\u003c\/li\u003e \u003cli\u003eHigh-capacity 150 A rating makes it suitable for main feeders or substantial branch circuits in commercial or light industrial panels.\u003c\/li\u003e \u003cli\u003e600 V maximum rating expands compatibility with a wide range of industrial equipment, motors, and distribution feeders commonly found in warehouses, data centers, and manufacturing environments.\u003c\/li\u003e \u003cli\u003eConsistent Square D design language and compatibility across related components, helping you maintain a cohesive, easy-to-service electrical system.\u003c\/li\u003e \u003cli\u003eDurable construction built to withstand installation and service in active electrical rooms, panels, and enclosures.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eIdeal use cases\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eProtecting three-phase feeders that power large motors, compressors, or HVAC equipment in commercial or light industrial facilities.\u003c\/li\u003e \u003cli\u003eServing as a main or subfeed protective device in 3‑phase distribution panels for data centers, factories, or processing lines.\u003c\/li\u003e \u003cli\u003eReplacing aging or failed breakers in Square D panel systems with a reliable, compatible 3-pole, 150 A solution.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003ePractical guidance for you\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eEnsure panel and bus compatibility: this unit is designed to integrate with Square D panels and related components to maintain consistent protection and operability.\u003c\/li\u003e \u003cli\u003eMatch the protection level to your load: use for circuits where three-phase protection and a 150 A capacity align with the demand and wiring configuration.\u003c\/li\u003e \u003cli\u003ePlan for maintenance and replacement: when faults occur or routine maintenance is due, having a like-for-like replacement part (HDA36150U44XAA) simplifies service and minimizes downtime.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eFor professionals seeking a dependable, industrial-grade solution that aligns with three-phase power distribution and higher voltage applications, the Square D HDA36150U44XAA 150A 3-Pole 600 V Circuit Breaker delivers clear, practical value. It’s a precise fit for protecting substantial three-phase loads while maintaining compatibility within your existing Square D infrastructure.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Square D","offers":[{"title":"Default Title","offer_id":46423330422946,"sku":"HDA36150U44XAA","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-hda36150u44xaa","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}