{"product_id":"square-d-hja261004-circuit-breaker","title":"Square D | HJA261004 | Circuit Breaker | 100A | 2-Pole | 600V | Plug-In","description":"\u003cdiv\u003e\n\u003cp\u003eThe Square D HJA261004 circuit breaker is a purpose-built protection device designed for 600-volt systems. With a 100-amp rating and a 2-pole configuration, this plug-in breaker delivers reliable overcurrent protection for feeders and branch circuits in commercial and industrial panels that support plug-in replacements.\u003c\/p\u003e \u003ch3\u003eKey specifications\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 100 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 2-Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage rating:\u003c\/strong\u003e 600 V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMounting style:\u003c\/strong\u003e Plug-In\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy this specific model matters\u003c\/h3\u003e\n\u003cp\u003eIdentified by part number HJA261004, this circuit breaker is designed for precise compatibility in installations that require an exact match. It excels in maintenance, retrofit, and replacement projects where matching specs is critical to ongoing panel protection and safety. The plug-in design enables faster swaps and straightforward field servicing in compatible Square D panels.\u003c\/p\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eReplacing a failed or aging 100A, 2-pole breaker in 600V electrical panels that accept plug-in units.\u003c\/li\u003e \u003cli\u003eRetrofit projects upgrading or updating protection for upgraded feeders and circuits.\u003c\/li\u003e \u003cli\u003eMaintenance scenarios where quick, reliable plug-in replacements minimize downtime.\u003c\/li\u003e \u003cli\u003eSpare parts stock for facilities that rely on Square D compatibility and exact part references.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eCompatibility and installation notes\u003c\/h3\u003e\n\u003cp\u003eBefore ordering, confirm fit and ratings. The part number HJA261004 is the best reference for compatibility with your panel. For installation, power should be shut off and local electrical codes followed; if in doubt, consult a licensed electrician to ensure proper handling and safe, compliant replacement.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Square D","offers":[{"title":"Default Title","offer_id":46424499060898,"sku":"HJA261004","price":3054.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_a085eff1-75dd-47ee-b131-4c8df8f0489b.png?v=1765492976","url":"https:\/\/www.ampstate.com\/products\/square-d-hja261004-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}