{"product_id":"siemens-b315-15a-3p-circuit-breaker","title":"Siemens B315 15A 3P Circuit Breaker, Bolt-On | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eIntroducing the Siemens B315 15A 3P Bolt-On Circuit Breaker — a purpose-built shield for panelboards, load centers, and electrical distribution networks. Designed to preserve BOM integrity while delivering reliable protection, the B315 is the strategic choice for replacement projects and stocking spares that keep installations aligned with the original part number.\u003c\/p\u003e \u003ch2\u003eWhy the Siemens B315 stands out\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eBolt-On installation\u003c\/strong\u003e for fast, secure mounting on compatible Siemens panelboards without complex tools\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThree-pole design\u003c\/strong\u003e provides balanced protection across all three phases in 3P systems\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e15 A rating\u003c\/strong\u003e safeguards circuits common to commercial, industrial, and multi-branch applications\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOriginal part number alignment\u003c\/strong\u003e ensures BOM consistency and simplifies cross-referencing during upgrades or maintenance\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eStocked by AmpState\u003c\/strong\u003e to support project timelines and on-site spare inventories\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eIdeal use cases\u003c\/h2\u003e\n\u003cp\u003eUse the Siemens B315 when you need a dependable replacement for a failed 3P breaker in Siemens panelboards or load centers. It’s especially valuable for projects that require strict BOM parity, making it easier to source compatible components without re-engineering your distribution setup. Ideal for service fleets, facilities managers, and contractors who prioritize easy identification and consistent part numbers in the field.\u003c\/p\u003e \u003ch2\u003eInstallation and compatibility notes\u003c\/h2\u003e\n\u003cp\u003eVerify that your target panelboard accepts bolt-on, 3P breakers and that the original installation references the B315 part number. The B315 is crafted to align with Siemens’ distribution equipment ecosystem, supporting consistent fit and dependable performance across compatible panels and subpanels. For BOM-focused projects, this part number provides a direct, reliable match to the original design.\u003c\/p\u003e \u003ch2\u003eWhat this means for your project\u003c\/h2\u003e\n\u003cp\u003eChoosing the Siemens B315 isn’t just about a single component—it’s about predictable, standardized protection that minimizes downtime and simplifies maintenance. With a dedicated 3P, 15A configuration, it ensures coordinated protection across phases, helping prevent nuisance trips and keeping critical systems online. It’s a practical, confident choice for engineers, facility managers, and field technicians who value compatibility with the original equipment ecosystem and straightforward stocking.\u003c\/p\u003e \u003cp\u003eSecure the Siemens B315 15A 3P Bolt-On Circuit Breaker for your next panel upgrade or service call—a trusted part designed to keep your electrical distribution reliable and compliant.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"AmpState","offers":[{"title":"Default Title","offer_id":46410875240610,"sku":"B315","price":306.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_83963f7f-600e-419f-90c6-e7677089642b.png?v=1765492973","url":"https:\/\/www.ampstate.com\/products\/siemens-b315-15a-3p-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}