{"product_id":"siemens-b2125h-125a-240v-2-pole-bolt-on-circuit-breaker","title":"Siemens B2125H - 125 A, 240 V, 2-Pole Bolt-On Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Siemens B2125H — a 125A, 240V, 2-pole bolt-on molded case circuit breaker built to deliver reliable branch circuit protection in panelboards and loadcenters. Designed for installations where secure mounting and precise protection matter, this breaker stands up to demanding residential, commercial, and light industrial environments.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eWhy this breaker stands out\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eRigid bolt-on mounting\u003c\/strong\u003e provides a secure, vibration-resistant bus connection, reducing the risk of loose contacts that can compromise protection and performance.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip unit\u003c\/strong\u003e combines dependable overload protection with fast magnetic response for short circuits, delivering stable, repeatable protection across varying loads.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM-ready compatibility\u003c\/strong\u003e is designed to pair with matching Siemens OEM load centers and panelboards, ensuring a seamless fit and consistent electrical characteristics.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVersatile application\u003c\/strong\u003e suitable for residential, commercial, and light industrial projects where safe, reliable circuit protection is a must.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eTechnical overview\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage rating:\u003c\/strong\u003e 125 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage rating:\u003c\/strong\u003e 240 V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 2\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMounting style:\u003c\/strong\u003e Bolt-on\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Thermal-magnetic molded case circuit breaker\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart number:\u003c\/strong\u003e B2125H\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eIdeal use cases\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eUse the Siemens B2125H when you need robust protection for 240V branch circuits in a panelboard or load center. It’s an excellent choice for replacing aging breakers in Siemens panels, adding circuits for 240V equipment (such as central air systems or large appliances), or consolidating protection in spaces with vibration-prone equipment where a solid, bolt-on connection matters.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003ePractical installation and maintenance notes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eChoose this breaker when your equipment requires a bolt-on solution and a match to Siemens panels. Verify panel compatibility with OEM specifications to ensure a proper fit and coordinated trip characteristics. This unit protects against overcurrent and short circuits, helping maintain electrical safety and system reliability across daily operations in homes, offices, and light industrial settings.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46349747880098,"sku":null,"price":710.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/siemens-b2125h-125-a-240-v-2-pole-bolt-on-circuit-breaker-ampstate-153.webp?v=1788720285","url":"https:\/\/www.ampstate.com\/products\/siemens-b2125h-125a-240v-2-pole-bolt-on-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}