{"product_id":"siemens-b250-50a-240v-2-pole-bolt-on-circuit-breaker","title":"Siemens B250 - 50 A, 240 V, 2-Pole Bolt-On Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eThe Siemens B250 is a purpose-built 2-pole bolt-on circuit breaker designed to deliver dependable branch circuit protection in panelboards and load centers. With a 50A, 240V rating, this molded-case breaker combines rugged construction with precise protection, making it a reliable choice for residential, commercial, and light industrial electrical systems.\u003c\/p\u003e \u003ch3\u003eWhy the B250 stands out\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eSecure bolt-on mounting\u003c\/strong\u003e provides a rigid, vibration-resistant connection to the bus, helping maintain consistent performance even in environments with vibration or movement.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip unit\u003c\/strong\u003e delivers stable, repeatable protection by quickly reacting to both overloads (thermal) and short circuits (magnetic), reducing nuisance trips and protecting downstream equipment.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e2-pole, 50A, 240V design\u003c\/strong\u003e is ideal for feeding shared neutral circuits or multi-wire branch circuits common in modern panels.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM-compatible compatibility\u003c\/strong\u003e works with matching Siemens OEM load centers and panelboards, simplifying replacement and upgrades without sacrificing safety or performance.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVersatile applications\u003c\/strong\u003e suitable for residential service panels, commercial electrical rooms, and light industrial distribution where reliable short-circuit protection is essential.\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 B250\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 50A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage rating:\u003c\/strong\u003e 240V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eNumber of poles:\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\u003eApplication:\u003c\/strong\u003e Branch circuit overcurrent and short-circuit protection\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003ePractical use cases\u003c\/h3\u003e\n\u003cp\u003eConsider the Siemens B250 for panelboard upgrades or new installations where a robust, code-compliant protection device is required. It is well-suited for:\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eFeeding critical load centers in homes and small businesses\u003c\/li\u003e \u003cli\u003eProtecting branch circuits that power motors, HVAC controllers, or lighting feeders\u003c\/li\u003e \u003cli\u003eReplacing aging or mismatched breakers to restore reliable coordination with Siemens panel systems\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhat this means for you\u003c\/h3\u003e\n\u003cp\u003eChoosing the B250 translates to improved protection reliability and streamlined maintenance. The combination of a secure bolt-on mount and a precise thermal-magnetic trip mechanism helps ensure that your electrical system responds appropriately to faults, safeguarding wiring and connected equipment while minimizing downtime.\u003c\/p\u003e \u003ch3\u003eHow it compares (practical perspective)\u003c\/h3\u003e\n\u003cp\u003eCompared with generic substitutes, the B250’s Siemens-approved design and bolt-on mounting deliver a more predictable bus connection and compatibility with OEM panelboards. This reduces install guesswork, accelerates commissioning, and supports long-term serviceability in both new builds and retrofits.\u003c\/p\u003e \u003cp\u003eIn short, the Siemens B250 50A 240V 2-Pole Bolt-On Circuit Breaker is a purpose-built solution for reliable, efficient branch circuit protection that aligns with Siemens panel ecosystems and real-world electrical demands.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46349750763682,"sku":null,"price":710.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/siemens-b250-50-a-240-v-2-pole-bolt-on-circuit-breaker-ampstate-139.webp?v=1788720594","url":"https:\/\/www.ampstate.com\/products\/siemens-b250-50a-240v-2-pole-bolt-on-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}