{"product_id":"siemens-jxd22b300-300a-240v-2-pole-circuit-breaker","title":"Siemens JXD22B300 - 300 A, 240 V, 2-Pole Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003ePowered by Siemens and brought to you by AmpState, the JXD22B300 is a robust 300A, 240V, 2‑pole molded case circuit breaker engineered for dependable branch‑circuit overcurrent and short‑circuit protection in panelboards and load centers. When you need a reliable, high‑capacity protection device that fits cleanly into space‑conscious electrical panels, this unit delivers.\u003c\/p\u003e \u003ch2\u003eWhy this 2‑pole molded case breaker stands out\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eCompact molded case design\u003c\/strong\u003e maximizes panel space without compromising protection, making it ideal for installations where panel room is at a premium.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal‑magnetic trip unit\u003c\/strong\u003e provides stable, repeatable protection performance, with precise response to both overloads and sudden short circuits.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM‑compatible for seamless integration\u003c\/strong\u003e is designed to pair with matching Siemens OEM load centers and panelboards, ensuring reliable operation and straightforward replacement.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVersatile for multiple environments\u003c\/strong\u003e—suitable for residential, commercial, and light industrial applications requiring robust protection for large branch circuits.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eTechnical snapshot\u003c\/h2\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 JXD22B300\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 300 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage Rating:\u003c\/strong\u003e 240 V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eNumber of Poles:\u003c\/strong\u003e 2\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 \u003ch2\u003eIdeal use cases\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eUpgrading or provisioning large residential service panels where 300A protection is required for main feeders or substantial branch circuits.\u003c\/li\u003e \u003cli\u003eCommercial panelboards providing protection for heavy‑duty circuits such as HVAC equipment, processing loads, or large lighting and power distribution runs.\u003c\/li\u003e \u003cli\u003eLight industrial installations needing a dependable, high‑ampacity protective device that fits within standard Siemens OEM ecosystems.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003ePractical guidance and value\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eWhy choose Siemens JXD22B300?\u003c\/strong\u003e It combines high current capacity with a space‑saving design and a proven thermal‑magnetic trip mechanism, delivering predictable protection aligned to panelboard specs.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCompatibility matters\u003c\/strong\u003e For optimal performance and warranty adherence, pair this breaker with matching Siemens OEM panelboards and load centers designed for this model.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eInstallation mindset\u003c\/strong\u003e Plan for straightforward replacement in compatible panels, with correct alignment to bus stabs and adherence to all local electrical codes and Siemens installation guidelines.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWhether you’re outfitting a new build, upgrading an existing panel, or stocking parts for reliable field service, the Siemens JXD22B300 (AmpState) provides solid, high‑capacity protection with the assurance of OEM compatibility. A trusted choice for serious electrical protection needs.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46349814857890,"sku":null,"price":710.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/siemens-jxd22b300-300-a-240-v-2-pole-circuit-breaker-ampstate-478.webp?v=1788732656","url":"https:\/\/www.ampstate.com\/products\/siemens-jxd22b300-300a-240v-2-pole-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}