{"product_id":"square-d-hda260402aa","title":"Square D HDA260402AA 260402A 2-Pole 600 V Circuit Breaker","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Square D HDA260402AA 2-Pole 600 V Circuit Breaker — a rugged, dependable protective device engineered for industrial power systems. Identified by the part number HDA260402AA, this breaker delivers two-pole protection with a 600 V maximum rating and a current rating of 260402 A. Designed for use in Square D panels and panelboards, it provides precise overcurrent protection for dual-conductor circuits.\u003c\/p\u003e \u003ch3\u003eWhat makes it stand out\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eTwo-pole design protects both hot legs simultaneously, reducing the risk of an unprotected current path during faults.\u003c\/li\u003e \u003cli\u003e600 V voltage rating suits commercial and industrial distribution, enabling safe operation on higher-voltage circuits.\u003c\/li\u003e \u003cli\u003ePart number HDA260402AA ensures compatibility with Square D system architecture and standard panel footprints.\u003c\/li\u003e \u003cli\u003eCurrent rating: 260402 A provides robust protection for demanding loads or feeders in mid-to-large installations.\u003c\/li\u003e \u003cli\u003eReliable, straightforward replacement option for service upgrades or panel retrofits, helping minimize downtime.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eIndustrial machinery feeders and conveyor systems that require dependable dual-line protection.\u003c\/li\u003e \u003cli\u003ePanelboard main or feeder protection in manufacturing facilities and other high-demand environments.\u003c\/li\u003e \u003cli\u003eBackup power systems and critical loads in commercial buildings where 600 V class protection is appropriate.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy this matters\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eCoordinated protection across two conductors helps prevent imbalanced faults and improves overall electrical safety.\u003c\/li\u003e \u003cli\u003eThe 600 V rating expands compatibility with higher-voltage distribution schemes common in industrial settings.\u003c\/li\u003e \u003cli\u003eUsing the dedicated Square D HDA260402AA part ensures alignment with existing Square D gear and replacement schedules.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003ePractical tips: verify the breaker’s current rating matches the connected circuit, ensure it is installed in a compatible Square D panel or enclosure, and follow all applicable electrical codes during installation and maintenance. Keep the part number HDA260402AA handy for fast replacements and accurate stocking in service inventories.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Square D","offers":[{"title":"Default Title","offer_id":46423365615778,"sku":"HDA260402AA","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-hda260402aa","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}