{"product_id":"siemens-jxd22b350-350a-240v-2-pole-bolt-on-circuit-breaker","title":"Siemens JXD22B350 - 350 A, 240 V, 2-Pole Bolt-On Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eThe Siemens JXD22B350 is a robust 350A, 240V, 2-pole bolt-on molded case circuit breaker engineered to deliver dependable branch circuit overcurrent and short-circuit protection in panelboards and loadcenters. Built for reliability in demanding environments, this unit combines a solid mechanical mount with precise electrical protection to keep systems running smoothly.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eSecure bolt-on mounting\u003c\/strong\u003e: Creates a rigid, vibration-resistant bus connection that stays aligned even in installations subject to movement or vibration, reducing connection wear and nuisance trips.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip unit\u003c\/strong\u003e: Delivers stable, repeatable protection by responding accurately to both gradual overloads and sudden short circuits, helping to prevent damage to downstream equipment.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM-compatible design\u003c\/strong\u003e: Specifically engineered to be compatible with matching Siemens OEM loadcenters and panelboards, ensuring seamless integration and reliable performance.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eHigh current capability\u003c\/strong\u003e: With a 350A rating, it is well-suited for feeders and large branch circuits in residential, commercial, and light industrial applications.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVersatile application\u003c\/strong\u003e: Ideal for service panel subpanels, main distribution panels, and equipment racks where robust protection is essential.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy choose the Siemens JXD22B350 for your electrical protection needs\u003c\/h3\u003e\n\u003cp\u003eWhen your installation requires trustworthy, long-lasting protection for high-demand circuits, the JXD22B350 delivers. The bolt-on design minimizes loosening from vibratory forces, while the thermal-magnetic trip unit ensures precise response without nuisance trips. Its compatibility with Siemens OEM loadcenters makes it a straightforward, plug-and-play upgrade or replacement in compatible systems.\u003c\/p\u003e \u003ch3\u003eKey specifications at a glance\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage rating:\u003c\/strong\u003e 350A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 240V\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\u003eManufacturer:\u003c\/strong\u003e Siemens\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart number:\u003c\/strong\u003e JXD22B350\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 installation and use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eResidential subpanels requiring reliable 350A protection for large branch circuits or feeder lines.\u003c\/li\u003e \u003cli\u003eCommercial panelboards needing robust protection in main distribution or subfeed roles.\u003c\/li\u003e \u003cli\u003eLight industrial panels where vibration resistance and strong bus connections are critical for long-term reliability.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eChoose the Siemens JXD22B350 when you need a high-capacity, dependable bolt-on circuit breaker that integrates seamlessly with compatible panelboards and loadcenters, delivering clear protection where it matters most.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46349814956194,"sku":null,"price":710.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/siemens_breaker_and_panel_a54a32dd-6861-4508-8b14-f737b500f031.png?v=1764157628","url":"https:\/\/www.ampstate.com\/products\/siemens-jxd22b350-350a-240v-2-pole-bolt-on-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}