{"product_id":"square-d-hda36150u43xaabcsj","title":"Square D HDA36150U43XAABCSJ 150A 3-Pole 600 V Circuit Breaker","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Square D HDA36150U43XAABCSJ 150A 3-Pole 600 V Circuit Breaker—engineered for dependable, three‑phase protection in demanding electrical environments. With its precise 150 A rating and 3‑pole design, this unit is built to safeguard feeders and equipment while keeping downtime to a minimum.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eKey specifications at a glance\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e HDA36150U43XAABCSJ\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\u003eDesigned for three‑phase systems, this breaker provides robust protection for heavy loads common in commercial and light industrial applications. The 3‑pole configuration supports balanced phase protection, helping to prevent overloads and electrical faults across all phases of the circuit.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eWhy this Square D breaker stands out\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eBrand lineage you can trust:\u003c\/strong\u003e Square D is known for durable, predictable protective devices that align with established electrical standards.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eExact-fit reliability:\u003c\/strong\u003e The HDA36150U43XAABCSJ part number pinpoints a precise cross-reference for replacement and stocking, simplifying maintenance and reducing installation guesswork.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eHigh‑voltage capability:\u003c\/strong\u003e With a 600 V rating, it’s suitable for a wide range of commercial and industrial panel configurations.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eIdeal use cases\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eUpgrading or stocking spare breakers for 3‑phase panels in warehouses, manufacturing spaces, or data‑center environments.\u003c\/li\u003e \u003cli\u003eReplacing aging or worn breakers in Square D panels that accept HDA‑series devices to restore reliable protection.\u003c\/li\u003e \u003cli\u003eSystem expansions where additional feeder protection is required without altering existing panel infrastructure.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003ePractical installation and maintenance tips\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eVerify panel model compatibility and bus configuration before installation to ensure a seamless fit.\u003c\/li\u003e \u003cli\u003eDuring maintenance, check terminal connections for tightness and signs of overheating, and document any trip history to identify emerging issues.\u003c\/li\u003e \u003cli\u003eFollow standard lockout\/tagout procedures to ensure a safe replacement process.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eFor professionals seeking dependable three‑phase protection with clear part traceability, the Square D HDA36150U43XAABCSJ 150A 3‑Pole 600 V Circuit Breaker delivers consistent performance, straightforward replacement, and compatibility within the Square D ecosystem. It’s a precise, practical choice for safeguarding demanding power systems while helping keep operations running smoothly.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Square D","offers":[{"title":"Default Title","offer_id":46423330619554,"sku":"HDA36150U43XAABCSJ","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-hda36150u43xaabcsj","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}