{"product_id":"siemens-bq3b080-80a-240v-3-pole-bolt-on-circuit-breaker","title":"Siemens BQ3B080 - 80 A, 240 V, 3-Pole Bolt-On Circuit Breaker | AmpState","description":"\u003cdiv\u003eSiemens BQ3B080 is a 3-pole bolt-on molded case circuit breaker engineered to deliver dependable branch-circuit overcurrent and short-circuit protection in panelboards and loadcenters. With an 80-ampere rating at 240 volts, this unit is built to handle demanding electrical loads while maintaining stable, repeatable protection performance. \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eSecure bolt-on mounting\u003c\/strong\u003e for a rigid, vibration-resistant bus connection that stays aligned under startup transients and ongoing system vibration.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip unit\u003c\/strong\u003e delivers reliable, predictable protection by combining fast magnetic response for short circuits with thermal protection for overloads, reducing nuisance trips in normal operation.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM-compatible design\u003c\/strong\u003e engineered to be compatible with matching Siemens OEM loadcenters and panelboards, ensuring proper fit and coordinated protection characteristics.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVersatile applications\u003c\/strong\u003e suitable for residential, commercial, and light industrial installations where compact, dependable overcurrent protection is essential.\u003c\/li\u003e\n\u003c\/ul\u003e The BQ3B080 is a three-pole solution that consolidates protection, reliability, and ease of integration. It’s ideal for panelboards and loadcenters where tight space and consistent performance matter—think main distribution panels in small to mid-size facilities, service upgrade projects, or retrofit work in existing electrical rooms. \u003cstrong\u003eWhy choose the Siemens BQ3B080?\u003c\/strong\u003e This breaker isn’t just a switch; it’s a engineered protection device designed to maintain electrical system integrity. The bolt-on mounting reduces the risk of connection loosening in busy electrical rooms, while the thermal-magnetic trip unit provides stable, repeatable protection across changing loads and temperatures. Pair it with compatible Siemens panelboards for a cohesive protection strategy that aligns with your existing equipment. \u003cp\u003e\u003cstrongtechnical snapshot\u003e\u003c\/strongtechnical\u003e\u003c\/p\u003e\n\u003cp\u003eManufacturer: Siemens\u003c\/p\u003e\n\u003cp\u003ePart Number: BQ3B080\u003c\/p\u003e\n\u003cp\u003eType: Thermal-magnetic molded case circuit breaker\u003c\/p\u003e\n\u003cp\u003eAmperage Rating: 80A\u003c\/p\u003e\n\u003cp\u003eVoltage Rating: 240V\u003c\/p\u003e\n\u003cp\u003eNumber of Poles: 3\u003c\/p\u003e\n\u003cp\u003eMounting Style: Bolt-on\u003c\/p\u003e\n\u003cp\u003eApplication: Branch circuit overcurrent and short-circuit protection\u003c\/p\u003e Whether you’re upgrading an older panel or wiring a new installation, the Siemens BQ3B080 delivers precise protection, durable construction, and seamless compatibility with Siemens panel systems. For contractors and facility managers seeking a trusted, purpose-built solution for 3-pole, 80A protection at 240V, this bolt-on breaker from AmpState is designed to meet the demands of today’s electrical environments.\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46349766459554,"sku":null,"price":710.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/siemens-bq3b080-80-a-240-v-3-pole-bolt-on-circuit-breaker-ampstate-710.webp?v=1788722389","url":"https:\/\/www.ampstate.com\/products\/siemens-bq3b080-80a-240v-3-pole-bolt-on-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}