{"product_id":"siemens-fxd63b090l-circuit-breaker","title":"Siemens | FXD63B090L | Circuit Breaker | 90A | 3-Pole | 600V","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Siemens FXD63B090L circuit breaker—a precise, robust solution for protecting three-phase systems up to 600V. With a 90A rating and a 3-pole configuration, this device is purpose-built for maintenance, retrofit, and replacement tasks where exact specifications matter, helping you keep critical electrical infrastructure running smoothly.\u003c\/p\u003e \u003ch3\u003eKey specifications\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage\u003c\/strong\u003e: 90A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles\u003c\/strong\u003e: 3-Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage\u003c\/strong\u003e: 600V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart number\u003c\/strong\u003e: FXD63B090L (best reference for compatibility)\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWhy this matters: The FXD63B090L is designed to protect 3-phase circuits while matching the exact form, ratings, and performance characteristics your existing Siemens setup requires. Using the precise part number helps ensure proper fit, reliable operation, and minimal downtime during maintenance or retrofits.\u003c\/p\u003e \u003ch4\u003eIdeal use cases\u003c\/h4\u003e\n\u003cul\u003e \u003cli\u003eMaintenance on existing Siemens installations that specify FXD63B090L\u003c\/li\u003e \u003cli\u003eRetrofits where a like-for-like replacement preserves system protection levels\u003c\/li\u003e \u003cli\u003eSpare-part stock for service fleets supporting 3-phase, up-to-600V environments\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWhat makes it stand out: \u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eExact 90A, 3-pole, 600V configuration ensures balanced protection for three-phase feeders\u003c\/li\u003e \u003cli\u003eReliability and consistency of Siemens replacement parts reduce compatibility risks during service\u003c\/li\u003e \u003cli\u003eClear traceability with the FXD63B090L part number, the definitive reference for compatibility\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eInstallation and compatibility notes: Confirm fit and ratings before ordering. The FXD63B090L part number is the best reference for compatibility with your equipment, ensuring a seamless replacement or retrofit without surprises.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":46427502968994,"sku":"FXD63B090L","price":3369.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/siemens-fxd63b090l-circuit-breaker-90a-3-pole-600v-766.webp?v=1789732991","url":"https:\/\/www.ampstate.com\/products\/siemens-fxd63b090l-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}