{"product_id":"siemens-hed42b030-30a-480v-2-pole-bolt-on-circuit-breaker","title":"Siemens HED42B030 - 30 A, 480 V, 2-Pole Bolt-On Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eSiemens HED42B030 - 30A, 480V, 2-pole bolt-on molded case circuit breaker is engineered to deliver dependable branch circuit overcurrent and short-circuit protection in panelboards and loadcenters. Built for reliability across residential, commercial, and light industrial applications, it provides consistent protection where uptime matters.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eSecure bolt-on mounting\u003c\/strong\u003e for a rigid, vibration-resistant bus connection that stays reliable even in harsh environments.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip unit\u003c\/strong\u003e delivers stable, repeatable protection performance, responding quickly to both sustained overloads and short circuits.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM compatibility\u003c\/strong\u003e designed to work with matching Siemens loadcenters and panelboards for a seamless fit and streamlined replacement.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e2-pole, 30A, 480V\u003c\/strong\u003e configuration provides targeted protection for 480V circuits while maintaining clean, organized panel layouts.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eThis bolt-on molded case breaker is ideal for electricians performing panel upgrades, service panel maintenance, or new installations where secure mounting and precise protection curves are essential. The HED42B030 helps minimize nuisance trips in normal operation and ensures rapid interruption when a fault occurs, safeguarding wiring, devices, and downstream equipment.\u003c\/p\u003e \u003ch3\u003eKey specifications\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e Siemens\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart number:\u003c\/strong\u003e HED42B030\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 30A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage rating:\u003c\/strong\u003e 480V\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 Bolt-on\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\u003eWith its robust bolt-on design and Siemens engineering, this breaker is a practical choice for any panelboard or loadcenter update that requires dependable protection at 480V. It’s a targeted, efficient solution for ensuring electrical safety and system reliability in both new builds and upgrades.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46349799981218,"sku":null,"price":710.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/siemens_breaker_and_panel_9ab91293-dfd9-4abb-9948-afc24c06fba5.png?v=1764157167","url":"https:\/\/www.ampstate.com\/products\/siemens-hed42b030-30a-480v-2-pole-bolt-on-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}