{"product_id":"siemens-bq3b080h-80a-240v-3-pole-bolt-on-circuit-breaker","title":"Siemens BQ3B080H - 80 A, 240 V, 3-Pole Bolt-On Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eThe Siemens BQ3B080H is a robust three-pole bolt-on molded case circuit breaker designed to deliver dependable branch circuit protection in panelboards and load centers. With an 80 A rating at 240 V, this unit is built to safely manage the demands of 3‑phase distribution in residential, commercial, and light industrial settings.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eSecure bolt-on mounting\u003c\/strong\u003e: Provides a rigid, vibration‑resistant bus connection that remains tight through regular equipment operation, reducing connection fatigue and ensuring consistent protection.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip unit\u003c\/strong\u003e: Delivers stable, repeatable protection by combining thermal overload sensing with instantaneous magnetic trip for short circuits, helping prevent equipment damage and nuisance trips.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e3-pole configuration\u003c\/strong\u003e: Ideal for three-phase systems, ensuring balanced protection across all phases and simplifying integration in modern panelboards and load centers.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM compatibility\u003c\/strong\u003e: Designed to pair with matching Siemens OEM load centers and panelboards for a seamless, reliable upgrade or replacement solution.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVersatile application\u003c\/strong\u003e: Suitable for residential, commercial, and light industrial applications where steady overcurrent and short-circuit protection is essential.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy this matters for your electrical protection strategy\u003c\/h3\u003e\n\u003cp\u003eIn environments where reliability matters, the BQ3B080H’s bolt-on design minimizes connection loosening from vibration, temperature changes, or routine maintenance. The thermal-magnetic trip curve provides fast, predictable responses to short circuits while avoiding unnecessary trips during brief overloads, helping you maintain continuous service for critical loads.\u003c\/p\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eUpgrading or replacing aging breakers in Siemens panelboards and load centers.\u003c\/li\u003e \u003cli\u003eProtecting multi‑branch circuits in commercial spaces such as small offices, retail, and warehouses.\u003c\/li\u003e \u003cli\u003eInstalling in light industrial panels where stable, three‑phase protection is required.\u003c\/li\u003e \u003cli\u003eDesigning new 3‑phase electrical layouts that demand dependable, code‑compliant overcurrent protection.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eTechnical snapshot\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e Siemens\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e BQ3B080H\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 80 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage Rating:\u003c\/strong\u003e 240 V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eNumber of Poles:\u003c\/strong\u003e 3\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\u003eFor a dependable, performance-driven protection solution, the Siemens BQ3B080H offers precise trip behavior, solid mechanical mounting, and seamless compatibility with Siemens panel ecosystems. If you’re designing or maintaining a three‑phase panel, this bolt-on breaker delivers the controlled protection you need with the reliability you can count on.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46349766623394,"sku":null,"price":710.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/siemens-bq3b080h-80-a-240-v-3-pole-bolt-on-circuit-breaker-ampstate-346.webp?v=1788722407","url":"https:\/\/www.ampstate.com\/products\/siemens-bq3b080h-80a-240v-3-pole-bolt-on-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}