{"product_id":"siemens-b325-25a-240v-3-pole-bolt-on-circuit-breaker","title":"Siemens B325 - 25 A, 240 V, 3-Pole Bolt-On Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eThe Siemens B325 is a 25A, 240V, 3-pole bolt-on molded case circuit breaker designed to deliver dependable branch circuit overcurrent and short-circuit protection in panelboards and load centers. With a robust bolt-on mounting, it creates a rigid, vibration-resistant bus connection that helps maintain consistent electrical performance even in demanding environments.\u003c\/p\u003e \u003ch3\u003eWhy this breaker stands out\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eBolt-on mounting\u003c\/strong\u003e provides a secure, vibration-resistant connection to the panel bus, reducing the risk of loose connections during operation.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip unit\u003c\/strong\u003e delivers stable, repeatable protection for both overloads and short circuits, adapting to changing loads and ambient conditions.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e3-pole design\u003c\/strong\u003e is ideal for 3-phase circuits, enabling reliable protection in commercial and light industrial applications as well as multi-phase residential setups.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM panel compatibility\u003c\/strong\u003e is designed to fit with matching Siemens OEM load centers and panelboards, supporting straightforward retrofits and upgrades.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVersatile application\u003c\/strong\u003e suitable for residential, commercial, and light industrial environments, protecting a wide range of branch circuits and equipment.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eRetrofit or upgrade projects in existing Siemens panelboards where bolt-on mounting is preferred.\u003c\/li\u003e \u003cli\u003eProtection for three-phase equipment in small to mid-size commercial facilities.\u003c\/li\u003e \u003cli\u003eHVAC controllers, lighting panels, feeders, or other branch circuits requiring reliable overcurrent protection.\u003c\/li\u003e \u003cli\u003eNew installations that demand a durable, vibration-resistant connection and predictable trip behavior.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eTechnical specifications at a glance\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 B325\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 25A\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 3\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 guidance for installation and longevity\u003c\/h3\u003e\n\u003cp\u003ePair this breaker with compatible Siemens panelboards for a seamless fit and coordinated electrical characteristics. When installing, ensure the panel’s bus connection is clean and free of debris to preserve the integrity of the bolt-on contact. Use the panel manufacturer’s guidelines for torque and mounting procedures to maintain a secure, long-lasting connection. This 25A, 240V, 3-pole device is well-suited for environments where reliable 3-phase protection and durable mounting matter most, from renovation projects to new commercial builds.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46349753548962,"sku":null,"price":710.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/siemens-b325-25-a-240-v-3-pole-bolt-on-circuit-breaker-ampstate-219.webp?v=1788720939","url":"https:\/\/www.ampstate.com\/products\/siemens-b325-25a-240v-3-pole-bolt-on-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}