{"product_id":"siemens-hed43b080-80a-480v-3-pole-bolt-on-circuit-breaker","title":"Siemens HED43B080 - 80 A, 480 V, 3-Pole Bolt-On Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eMeet Siemens HED43B080 — a robust 80 A, 480 V, 3-pole bolt-on molded case circuit breaker designed to safeguard branch circuits in panelboards and loadcenters. Built for dependable overcurrent and short-circuit protection, this device helps keep critical electrical systems running smoothly in demanding environments.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eSecure bolt-on mounting\u003c\/strong\u003e provides a rigid, vibration-resistant connection to the bus, minimizing movement that can lead to loose contacts over time.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip unit\u003c\/strong\u003e delivers stable, repeatable protection by responding precisely to overloads and short circuits, with trip curves that hold steady across ambient temperature changes.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM-compatible design\u003c\/strong\u003e is engineered to pair with matching Siemens loadcenters and panelboards, ensuring straightforward installation and consistent performance.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVersatile application\u003c\/strong\u003e suitable for residential, commercial, and light industrial installations where 480 V three-phase protection is required.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eTechnical specifications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eManufacturer: Siemens\u003c\/li\u003e \u003cli\u003ePart Number: HED43B080\u003c\/li\u003e \u003cli\u003eType: Thermal-magnetic molded case circuit breaker (MCCB)\u003c\/li\u003e \u003cli\u003eAmperage rating: 80 A\u003c\/li\u003e \u003cli\u003eVoltage rating: 480 V\u003c\/li\u003e \u003cli\u003eNumber of poles: 3\u003c\/li\u003e \u003cli\u003eMounting style: Bolt-on\u003c\/li\u003e \u003cli\u003eApplication: Branch circuit overcurrent and short-circuit protection\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eIdeal use scenarios\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eUpgrading a panelboard in commercial spaces that operate on 480 V three-phase systems.\u003c\/li\u003e \u003cli\u003eReplacing aging breakers in industrial or light-industrial facilities where vibration resistance and secure mounting matter.\u003c\/li\u003e \u003cli\u003eIntegrating into new installations that require a reliable, Siemens-branded MCCB with 3-pole bolt-on mounting.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWhy this Siemens HED43B080 matters: the combination of bolt-on reliability and a thermal-magnetic trip unit translates into fewer nuisance trips and more predictable protection for valuable equipment. When you need a precise, durable solution for 80 A circuits at 480 V, this MCCB delivers the performance you expect from Siemens, aligned with OEM-compatible panelboards and loadcenters for a seamless fit and long service life.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46349801717922,"sku":null,"price":710.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/siemens-hed43b080-80-a-480-v-3-pole-bolt-on-circuit-breaker-867.webp?v=1788729948","url":"https:\/\/www.ampstate.com\/products\/siemens-hed43b080-80a-480v-3-pole-bolt-on-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}