{"product_id":"siemens-bq2b100h-100a-240v-2-pole-bolt-on-circuit-breaker","title":"Siemens BQ2B100H - 100 A, 240 V, 2-Pole Bolt-On Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003e\u003cstrong\u003eSiemens BQ2B100H – 100 A, 240 V, 2-Pole Bolt-On Molded Case Circuit Breaker\u003c\/strong\u003e is built for dependable branch circuit overcurrent and short-circuit protection in panelboards and load centers. This heavy-hitter pairs robust electrical protection with a mounting design that stands up to real-world vibration and service life demands.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eSecure bolt-on mounting:\u003c\/strong\u003e delivers a rigid, vibration-resistant bus connection, reducing looseness and ensuring consistent electrical performance in challenging environments.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip unit:\u003c\/strong\u003e combines temperature-based and magnetic trip mechanisms for stable, repeatable protection across a wide range of fault conditions and operating temperatures.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e2-pole, 100 A, 240 V:\u003c\/strong\u003e protects both conductors with a single device, simplifying wiring, coordination, and panel layout.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM-compatible:\u003c\/strong\u003e designed for seamless compatibility with matching Siemens load centers and panelboards, making replacements and upgrades straightforward.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVersatile for multiple applications:\u003c\/strong\u003e ideal for residential service panels, commercial distribution boards, and light industrial feeder protection.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003ePractical use scenarios include upgrading aging panels to modern, reliable overcurrent protection, retrofitting existing Siemens installations to meet current codes, or provisioning new build-outs where a sturdy bolt-on breaker is preferred. The 2-pole design ensures synchronized protection across both hot legs, enhancing safety and system reliability in everyday electrical layouts.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eTechnical snapshot\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eManufacturer: Siemens\u003c\/li\u003e \u003cli\u003ePart number: BQ2B100H\u003c\/li\u003e \u003cli\u003eType: Thermal-magnetic molded case circuit breaker\u003c\/li\u003e \u003cli\u003eAmperage: 100 A\u003c\/li\u003e \u003cli\u003eVoltage: 240 V\u003c\/li\u003e \u003cli\u003ePoles: 2\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\u003eChoose the Siemens BQ2B100H for a dependable, high-current protection solution that integrates smoothly with your panel infrastructure. Its rugged bolt-on design, precise thermal-magnetic trip, and compatibility with Siemens load centers make it a smart, long-term investment for safeguarding electrical systems in homes, businesses, and light industrial settings.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46349763674274,"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_3960c2fd-40b6-4bb9-8690-2dde4fc7c1a4.png?v=1764156135","url":"https:\/\/www.ampstate.com\/products\/siemens-bq2b100h-100a-240v-2-pole-bolt-on-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}