{"product_id":"siemens-jxd63h400l-circuit-breaker","title":"Siemens | JXD63H400L | Circuit Breaker | 400A | 3-Pole | 600V","description":"\u003cdiv\u003e\n\u003cp\u003eThe Siemens JXD63H400L Circuit Breaker delivers dependable, three‑phase protection for demanding electrical systems. With a 400A rating and a 600V operating capability, this 3‑pole unit is built for maintenance, retrofit, and replacement projects where exact specifications matter. Designed to harmonize with compatible Siemens panels and distribution gear, it provides predictable protection and reliable performance in commercial and industrial environments.\u003c\/p\u003e \u003ch3\u003eKey specifications\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eAmperage: 400A\u003c\/li\u003e \u003cli\u003ePoles: 3‑Pole\u003c\/li\u003e \u003cli\u003eVoltage: 600V\u003c\/li\u003e \u003cli\u003ePart number: JXD63H400L\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eIdeal applications\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eMaintenance and upgrade projects in commercial or light industrial panels\u003c\/li\u003e \u003cli\u003eRetrofit needs where a precise 3‑phase, 400A protection solution is required\u003c\/li\u003e \u003cli\u003eReplacement for worn or obsolete breakers within Siemens-compatible distribution systems\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy this breaker stands out\u003c\/h3\u003e\n\u003cp\u003eChoosing the JXD63H400L means selecting a component purpose-built for Siemens‑compatible electrical ecosystems. The 3‑pole design ensures simultaneous disconnection of all phases, enhancing personnel safety and reducing arc risk in three‑phase circuits. Its 400A capacity supports high‑demand equipment and motors, while the 600V rating suits a wide range of industrial power networks. This combination delivers a reliable, drop‑in solution that minimizes downtime during upgrades and repairs.\u003c\/p\u003e \u003ch3\u003eCompatibility and buying tips\u003c\/h3\u003e\n\u003cp\u003eNotes: Confirm fit and ratings before ordering. The part number is the best reference for compatibility. When planning a retrofit or replacement, cross‑check the panel labeling and any manufacturer documentation to ensure seamless integration with your Siemens distribution gear.\u003c\/p\u003e \u003ch3\u003eInstallation and safety\u003c\/h3\u003e\n\u003cp\u003eInstallation should be performed by a qualified electrician in accordance with local electrical codes and panel manufacturer guidelines. Ensure the power is fully de‑energized and lockout\/tagout procedures are followed before service or replacement work.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":46426652442786,"sku":"JXD63H400L","price":8145.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_16d3a2fb-5d93-424c-9206-5031ec4b178f.png?v=1765492977","url":"https:\/\/www.ampstate.com\/products\/siemens-jxd63h400l-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}