{"product_id":"square-d-hga260404-40a-600v-2-pole-plug-in-circuit-breaker","title":"Square D HGA260404 - 40 A, 600 V, 2-Pole Plug-In Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eThe Square D HGA260404 is a dependable, plug‑in molded case circuit breaker designed to safeguard electrical systems in panelboards and loadcenters. With a robust 40 A rating and a 600 V capacity, this 2‑pole device delivers reliable overcurrent and short‑circuit protection where it matters most. Built by Square D, it’s engineered for easy installation and long‑lasting performance in a variety of settings—from homes to light commercial spaces.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003e40A amperage rating\u003c\/strong\u003e provides precise protection for branch circuits without unnecessary tripping.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e600V voltage rating\u003c\/strong\u003e supports a wide range of electrical systems, ensuring compatibility in many installations.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e2‑pole design\u003c\/strong\u003e protects both conductors and provides coordinated protection for multi‑wire circuits.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePlug‑in molded case construction\u003c\/strong\u003e offers durable, field‑replaceable protection with a quick, tool‑free installation experience.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal‑magnetic trip unit\u003c\/strong\u003e delivers stable, repeatable protection against overloads and short circuits, reducing nuisance trips while maintaining safety.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eFast plug‑in connection\u003c\/strong\u003e enables rapid installation and straightforward replacement in compatible panelboards and loadcenters.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM loadcenter and panelboard compatibility\u003c\/strong\u003e ensures seamless integration with matching Square D equipment for reliable protection and system coordination.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVersatile application\u003c\/strong\u003e ideal for residential, commercial, and light industrial environments where dependable branch circuit protection is essential.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eTechnical specifications at a glance\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e Square D\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart number:\u003c\/strong\u003e HGA260404\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Thermal‑magnetic molded case circuit breaker\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage rating:\u003c\/strong\u003e 40 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage rating:\u003c\/strong\u003e 600 V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eNumber of poles:\u003c\/strong\u003e 2\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMounting style:\u003c\/strong\u003e Plug‑in\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Branch circuit overcurrent and short‑circuit protection\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWhat makes the HGA260404 stand out is how quickly you can install it without sacrificing safety or accuracy. The plug‑in design minimizes downtime during upgrades, replacements, or routine maintenance, so projects stay on schedule whether you’re wiring a new panelboard in a commercial space or replacing a failed breaker in a residential panel. The thermal‑magnetic trip unit provides dependable protection across a range of fault conditions, delivering a consistent response that electrical professionals can trust over years of service.\u003c\/p\u003e \u003cp\u003eWho should consider this breaker? Electrical contractors, facilities managers, and maintenance teams who rely on Square D gear for compatibility and performance will find the HGA260404 a natural fit. It’s particularly well suited for installations where OEM panelboards or loadcenters require exact form, fit, and electrical characteristics to maintain system coordination and protective sequencing.\u003c\/p\u003e \u003ch4\u003ePractical use cases and benefits\u003c\/h4\u003e \u003cul\u003e \u003cli\u003eUpgrading or stocking panelboards in light commercial spaces where a 40 A, 2‑pole protection is needed for branch circuits.\u003c\/li\u003e \u003cli\u003eReplacing a worn or failed breaker in OEM Square D panels with a plug‑in unit designed for fast field service.\u003c\/li\u003e \u003cli\u003eConfiguring residential or small‑to‑mid‑sized commercial electrical setups that require reliable short‑circuit protection at voltages up to 600 V.\u003c\/li\u003e \u003cli\u003eEnsuring consistent protection across multiple panelboard locations by sticking with a matching Square D family for drive‑in and plug‑in compatibility.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eIn short, the Square D HGA260404 delivers precise, durable protection with installation ease that reduces downtime and supports reliable electrical performance across a range of environments. When you choose this 40 A, 600 V, 2‑pole plug‑in breaker, you’re investing in a proven solution that aligns with Square D’s engineering standards and integrates smoothly with compatible loadcenters and panelboards—trusted protection that your circuits can depend on.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46355267190946,"sku":null,"price":710.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/square-d-hga260404-40-a-600-v-2-pole-plug-in-circuit-breaker-298.webp?v=1788746293","url":"https:\/\/www.ampstate.com\/products\/square-d-hga260404-40a-600v-2-pole-plug-in-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}