{"product_id":"siemens-qj3b100-100a-3p-240v-circuit-breaker","title":"Siemens QJ3B100 100A 3P 240V Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Siemens QJ3B100—a rugged, reliable three-pole circuit breaker engineered to provide precise protection in panelboards, load centers, and electrical distribution networks. With a 100-amp rating and 240V operation, this unit is built to handle demanding multi-load configurations with confidence.\u003c\/p\u003e \u003cp\u003eDesigned for procurement accuracy, this model is a direct part-number match for seamless replacements. AmpState offers the exact Siemens QJ3B100, streamlining maintenance inventories and speeding up restocks for panel builders and service teams. When every part counts, choosing the correct 100A, 3P, 240V breaker minimizes downtime and ensures consistent protection across your distribution system.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e Siemens\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e QJ3B100\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eProduct Type:\u003c\/strong\u003e Circuit Breaker\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 100 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 3\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 240V\u003c\/li\u003e\n\u003c\/ul\u003e \u003cul\u003e \u003cli\u003ePrecise compatibility with Siemens panelboards and load centers, reducing fit risk during replacements and upgrade projects.\u003c\/li\u003e \u003cli\u003eThree-pole design delivers balanced protection for 3-phase 240V systems, helping to safeguard motors, conveyors, and other load centers.\u003c\/li\u003e \u003cli\u003eIdeal for maintenance inventories where having the exact part number (QJ3B100) on hand accelerates repairs and minimizes downtime.\u003c\/li\u003e \u003cli\u003eDurable construction optimized for reliable interrupting performance in commercial environments and long service life in steady operation.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eIdeal use cases:\u003c\/strong\u003e upgrading or replacing breakers in existing Siemens panel systems, stocking spare inventory for panel builders, and provisioning protection for 3-phase, 240V distribution in commercial or light industrial settings. This breaker fits Siemens QJ-series installations where exact component matching is essential for code compliance and dependable protection.\u003c\/p\u003e \u003cp\u003e AmpState makes it straightforward to source this exact part. If you’re unsure about fit, a quick check with AmpState can confirm compatibility with your Siemens panel model and voltage requirements, helping you avoid delays and misorders.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"AmpState","offers":[{"title":"Default Title","offer_id":46410943725730,"sku":"QJ3B100","price":10.0,"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-qj3b100-100a-3p-240v-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}