{"product_id":"siemens-b2100h-100a-240v-2-pole-bolt-on-circuit-breaker","title":"Siemens B2100H - 100 A, 240 V, 2-Pole Bolt-On Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003e\u003cstrong\u003eSiemens B2100H\u003c\/strong\u003e is a rugged 2-pole bolt-on molded case circuit breaker designed to deliver dependable branch circuit overcurrent and short-circuit protection in panelboards and load centers. At 100A and 240V, this unit provides solid, continuous protection for everyday electrical workloads in residential, commercial, and light industrial settings.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eSecure bolt-on mounting\u003c\/strong\u003e creates a rigid, vibration-resistant bus connection, helping to minimize loose connections and noise in demanding environments.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip unit\u003c\/strong\u003e combines precise thermal protection with fast magnetic response, delivering stable, repeatable protection during overloads and short circuits.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e2-pole, 100A, 240V configuration\u003c\/strong\u003e ideal for protecting two energized conductors and ensuring simultaneous disconnection of both lines in fault conditions.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM-compatible design\u003c\/strong\u003e engineered to be used with matching Siemens OEM load centers and panelboards, ensuring seamless integration with existing systems and layouts.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVersatile application\u003c\/strong\u003e suitable for residential service panels, commercial distribution panels, and light industrial panels where reliable 2-pole protection is required.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eThe B2100H is purpose-built for setups where space is at a premium, yet dependable protection is non-negotiable. Its bolt-on mounting is particularly advantageous in panels that experience vibration, high-cycling environments, or where a more rigid mechanical connection helps extend service life. The combination of a 100A rating and 240V operation makes it a practical choice for main or sub-feed protection on circuits that demand robust safeguarding against overcurrent conditions.\u003c\/p\u003e \u003cp\u003eUse cases include upgrading older panels to maintain consistent protection, adding circuits in new or expanded panels, and replacing failing devices in Siemens-compatible load centers. This breaker is most effective in applications where two conductors must be safeguarded together, preventing a line-to-line fault from leaving a single conductor energized after a fault occurs.\u003c\/p\u003e \u003cp\u003eWhy choose the Siemens B2100H over generic alternatives? It’s specifically engineered to pair with Siemens OEM panel components, delivering a cohesive electrical protection solution with predictable performance. Its thermal-magnetic trip behavior provides reliable protection curves across typical operating temperatures, so you can count on consistent response under varying load conditions.\u003c\/p\u003e \u003cp\u003ePractical tips for installation and use:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eVerify panel compatibility with Siemens OEM load centers and panelboards before installation to ensure optimal fit and performance.\u003c\/li\u003e \u003cli\u003eSecure the breaker per manufacturer guidelines to maintain a solid bus connection and minimize operational resistance over time.\u003c\/li\u003e \u003cli\u003eUse in applications where two-pole protection is required for circuits that could otherwise leave a live conductor in fault conditions.\u003c\/li\u003e \u003cli\u003eKeep spare B2100H units on hand for quick replacements in service panels and distribution boards to reduce downtime.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWith the Siemens B2100H, you’re choosing a purpose-built solution for reliable, long-term protection of critical electrical circuits. Its combination of secure mounting, precise thermal-magnetic protection, and OEM compatibility makes it a practical, durable choice for professionals managing residential, commercial, and light industrial electrical systems.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46349747421346,"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_70d0037f-1d28-443e-a351-3db94c8c2bce.png?v=1764155801","url":"https:\/\/www.ampstate.com\/products\/siemens-b2100h-100a-240v-2-pole-bolt-on-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}