{"product_id":"siemens-fd63b150-circuit-breaker","title":"Siemens | FD63B150 | Circuit Breaker | 150A | 3-Pole | 600V","description":"\u003cdiv\u003e\n\u003cp\u003eWhen your panel demands reliable, high‑current protection for a 3‑pole, 600V system, the Siemens FD63B150 circuit breaker is engineered to deliver. With a 150A rating, this unit is purpose‑built for robust commercial and industrial applications where dependable interruption protection is non‑negotiable. Identified by the exact part number FD63B150, it’s the precise choice for retrofit, maintenance, or replacement projects that require Siemens‑accurate specifications.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 150A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 3‑Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage rating:\u003c\/strong\u003e 600V\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eWhy choose the FD63B150 for your system?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003ePart‑level precision: The FD63B150 is the best reference when compatibility matters, reducing the risk of mismatched breakers in existing Siemens panels.\u003c\/li\u003e \u003cli\u003eDesigned for demanding environments: A 150A, 3‑pole configuration provides strong protection for multi‑phase feeders and heavy loads common in commercial spaces and light industrial setups.\u003c\/li\u003e \u003cli\u003eMaintenance and retrofit ready: Ideal for upgrading aging protection schemes or replacing worn components without a wholesale panel change, cutting downtime and installation costs.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eWho benefits most\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eFacilities managers performing panel modernization or service upgrades in commercial buildings, data rooms, or manufacturing floors.\u003c\/li\u003e \u003cli\u003eElectrical contractors seeking a reliable, field‑verified replacement that aligns with existing Siemens frame and bus systems.\u003c\/li\u003e \u003cli\u003eMaintenance teams tasked with extending the life of legacy electrical infrastructure while maintaining strict safety standards.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003ePractical use cases\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eRetrofit projects where a 3‑phase 600V protection device is required to meet updated electrical codes or load requirements.\u003c\/li\u003e \u003cli\u003eMaintenance cycles for aging switchgear, providing consistent protection without introducing mismatched components.\u003c\/li\u003e \u003cli\u003eNew installations in facilities with Siemens legacy panels that demand exact part compatibility to preserve warranty and performance expectations.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eInstallation and safety notes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eAlways confirm fit and ratings before ordering. The exact FD63B150 part number is your best reference for compatibility with existing Siemens gear.\u003c\/li\u003e \u003cli\u003eFollow all manufacturer guidelines for mounting, wiring, and testing in accordance with local codes and standards.\u003c\/li\u003e \u003cli\u003eBefore replacement, verify that the panel, bus, and frame type align with Siemens specifications to ensure reliable operation and trip coordination.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eFor projects where precision compatibility, rapid retrofit, and dependable protection are essential, the Siemens FD63B150 150A 3‑Pole 600V circuit breaker stands out as the deliberate, purpose‑built choice. Use the part number FD63B150 to verify exact fit, and you’ll secure a seamless upgrade path that aligns with your existing Siemens electrical infrastructure.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":46425632243874,"sku":"FD63B150","price":1831.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_a085eff1-75dd-47ee-b131-4c8df8f0489b.png?v=1765492976","url":"https:\/\/www.ampstate.com\/products\/siemens-fd63b150-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}