{"product_id":"square-d-hja260304-30a-600v-2-pole-plug-in-circuit-breaker","title":"Square D HJA260304 - 30 A, 600 V, 2-Pole Plug-In Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eThe Square D HJA260304 is a 30A, 600V, 2-pole plug-in molded case circuit breaker designed to protect branch circuits in panelboards and load centers. Built for dependable overcurrent and short-circuit protection, it delivers precise, repeatable performance in demanding electrical environments.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eFast plug-in connection:\u003c\/strong\u003e Streamlines installation and replacement, enabling quicker retrofits and reduced downtime during maintenance or upgrades.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip unit:\u003c\/strong\u003e Delivers stable, repeatable protection across varying load conditions, helping to prevent nuisance trips while safeguarding wiring and equipment.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM-compatible plug-in design:\u003c\/strong\u003e Engineered to snap into matching Square D load centers and panelboards, ensuring a secure electrical connection and reliable mechanical fit.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVersatile 2-pole protection for 30A circuits:\u003c\/strong\u003e Ideal for residential, commercial, and light industrial applications where 2-pole 30A, 600V protection is required.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eTechnical snapshot\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eManufacturer: Square D\u003c\/li\u003e \u003cli\u003ePart Number: HJA260304\u003c\/li\u003e \u003cli\u003eType: Thermal-magnetic molded case circuit breaker\u003c\/li\u003e \u003cli\u003eAmperage Rating: 30A\u003c\/li\u003e \u003cli\u003eVoltage Rating: 600V\u003c\/li\u003e \u003cli\u003eNumber of Poles: 2\u003c\/li\u003e \u003cli\u003eMounting Style: Plug-in\u003c\/li\u003e \u003cli\u003eApplication: Branch circuit overcurrent and short-circuit protection\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eThis breaker is a practical upgrade or replacement choice for service panels and distribution centers where quick, reliable protection is essential. By pairing a robust thermal-magnetic trip with a straightforward plug-in installation, it reduces installation complexity and minimizes operational interruptions. Use it to safeguard feeders, branch circuits, or equipment in controlled environments, while maintaining compatibility with common Square D panelboard ecosystems.\u003c\/p\u003e \u003cp\u003ePractical use scenarios include panelboard refresh projects, adding protected circuits to existing commercial or light industrial setups, and routine maintenance swaps where downtime must be kept to a minimum. For best results, verify a proper plug-in compatibility with your panelboard model and confirm that the circuit protection rating aligns with the connected load to maintain safe, compliant operation.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46355284951202,"sku":null,"price":710.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/schnieder_and_square_d_breaker_and_panel_d6e7ff54-4ba9-4cd9-afaf-e632105a7cb0.png?v=1764690928","url":"https:\/\/www.ampstate.com\/products\/square-d-hja260304-30a-600v-2-pole-plug-in-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}