{"product_id":"siemens-hed43b030-30a-3p-480v-circuit-breaker","title":"Siemens HED43B030 30A 3P 480V Circuit Breaker, Bolt-On | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eThe Siemens HED43B030 30A 3P 480V Bolt-On Circuit Breaker is engineered to deliver trusted, field-ready protection for demanding electrical distributions. Designed for panelboards and load centers, this 3-pole unit safeguards sensitive circuits from overloads and short circuits while delivering reliable performance in industrial and commercial environments. With a precise 30-amp rating at 480 volts, itoptions sturdy protection where it matters most.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eBolt-On mounting\u003c\/strong\u003e for fast, secure installation that minimizes downtime and simplifies field replacements.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThree-pole design\u003c\/strong\u003e provides comprehensive phase protection across multi-phase systems, ideal for balanced distribution networks.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eDirect part-number match\u003c\/strong\u003e ensures compatibility in panel builds and maintenance inventories, reducing sourcing guesswork.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eSiemens reliability\u003c\/strong\u003e backed by the HED family’s proven performance in panelboards and load centers.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eClear electrical protection\u003c\/strong\u003e at a 30 A rating, suited for guarding branch circuits and feeder lines against faults.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eWho should consider this breaker\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eMaintenance teams stocking spare inventory for quick replacements in existing Siemens installations.\u003c\/li\u003e \u003cli\u003ePanel builders configuring new or retrofit distribution panels for industrial facilities, manufacturing floors, or commercial buildings.\u003c\/li\u003e \u003cli\u003eElectrical contractors performing service work on 3-phase, 480V systems where reliable, rapid replacements are essential.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eUse cases and practical scenarios\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eProtecting motor feeders and branch circuits in 3-phase distribution networks where 480V is standard.\u003c\/li\u003e \u003cli\u003eReplacing worn or underperforming devices in panelboards that require a direct HED series part-number match.\u003c\/li\u003e \u003cli\u003eMaintaining spare parts inventories for service vans, ensuring you can respond quickly to electrical faults without delay.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eWhy this matters in real-world terms\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eChoosing a bolt-on solution like the HED43B030 reduces installation time and mechanical complexity compared with plug-in alternatives, while the 3P design ensures synchronized protection across all phases. For facilities that rely on uninterrupted distribution, having a reliable Siemens breaker on hand means faster fault isolation, safer shutdowns, and less downtime during maintenance windows.\u003c\/p\u003e \u003cp\u003eNeed help confirming compatibility or finding the exact fit for your panel? AmpState offers expert assistance to verify part-number alignment and ensure a seamless match with your electrical distribution setup.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eProduct details at a glance\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eManufacturer: Siemens\u003c\/li\u003e \u003cli\u003ePart Number: HED43B030\u003c\/li\u003e \u003cli\u003eProduct Type: Circuit Breaker\u003c\/li\u003e \u003cli\u003eAmperage: 30 A\u003c\/li\u003e \u003cli\u003ePoles: 3\u003c\/li\u003e \u003cli\u003eVoltage: 480V\u003c\/li\u003e \u003cli\u003eMounting: Bolt-On\u003c\/li\u003e \u003cli\u003eAvailability: AmpState\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"AmpState","offers":[{"title":"Default Title","offer_id":46410861609122,"sku":"HED43B030","price":2249.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/siemens-hed43b030-30a-3p-480v-circuit-breaker-bolt-on-ampstate-599.webp?v=1788979171","url":"https:\/\/www.ampstate.com\/products\/siemens-hed43b030-30a-3p-480v-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}