{"product_id":"siemens-fj63b200-circuit-breaker","title":"Siemens | FJ63B200 | Circuit Breaker | 200A | 3-Pole | 600V | 18kA","description":"\u003cdiv\u003e\n\u003cp\u003eExperience reliable overcurrent protection with the Siemens FJ63B200 circuit breaker. Engineered for demanding electrical rooms, this 200A, 3-pole unit delivers robust performance in 600V systems and handles high fault currents with an 18kA rating.\u003c\/p\u003e\n\u003cp\u003eWhether you're performing a maintenance, retrofit, or replacement, this Siemens part is designed to drop into compatible panels with minimal fuss, keeping your electrical distribution secure and compliant.\u003c\/p\u003e \u003ch2\u003eKey specifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 200A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 3-Pole\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 600V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShort-circuit rating:\u003c\/strong\u003e 18kA\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eDesigned for professional applications\u003c\/h2\u003e\n\u003cp\u003eThis breaker is ideal for three-phase feeders, service entrances, and panel upgrades where a reliable, Siemens-branded solution is preferred. Use in commercial facilities, manufacturing floors, or data centers where consistent trip performance protects equipment and personnel.\u003c\/p\u003e \u003ch2\u003eWhy choose the FJ63B200?\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect-fit replacement:\u003c\/strong\u003e Aligns with existing Siemens panels and compatible enclosures to simplify retrofits.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClear compatibility reference:\u003c\/strong\u003e The part number FJ63B200 is the best guide for matching hardware and ratings.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh interrupting capacity:\u003c\/strong\u003e 18kA rating provides protection against high-energy faults typical in industrial environments.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e600V system readiness:\u003c\/strong\u003e Designed for standard industrial electrical distributions operating up to 600V.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eBefore you order\u003c\/h2\u003e\n\u003cp\u003eConfirm fit and ratings before ordering. Use the part number FJ63B200 as the primary reference to ensure compatibility with your panel, bus, and wiring configuration. This reduces the risk of mis-match and ensures reliable protection from day one.\u003c\/p\u003e \u003ch2\u003eInstallation and maintenance tips\u003c\/h2\u003e\n\u003cp\u003ePower down the panel and follow lockout\/tagout procedures before work. Verify your panel's rating and conductor sizes match the breaker requirements. For retrofit projects, plan for any minor panel modifications or adapter requirements and consult the panel manufacturer's guidelines to preserve warranty and safety standards.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":46424398594210,"sku":"FJ63B200","price":310.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/siemens-fj63b200-circuit-breaker-200a-3-pole-600v-18ka-605.webp?v=1789352300","url":"https:\/\/www.ampstate.com\/products\/siemens-fj63b200-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}