{"product_id":"siemens-5sy62637-63a-2p-400v-circuit-breaker","title":"Siemens 5SY62637 63A 2P 400V Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eIntroducing the Siemens 5SY62637, a dependable circuit breaker engineered to guard your electrical distribution system. Designed for panelboards, load centers, and distribution networks, this 2-pole unit provides reliable protection at a 63 A rating and 400 V nominal voltage.\u003c\/p\u003e \u003cp\u003eWhy it matters: when protection hinges on a precise part-number match, the Siemens 5SY62637 delivers straightforward procurement and trouble-free replacements—perfect for maintenance teams, panel builders, and spare inventories where accuracy matters.\u003c\/p\u003e \u003ch3\u003eKey specifications at a glance\u003c\/h3\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 63 A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 2\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 400 V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e Siemens\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart number:\u003c\/strong\u003e 5SY62637\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhat makes this breaker unique\u003c\/h3\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eExact part-number match\u003c\/strong\u003e reduces procurement guesswork and fit issues in your electrical room.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSiemens reliability\u003c\/strong\u003e and compatibility with Siemens panelboards and distribution equipment—designed to work with your existing infrastructure.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVersatile fit for commercial and light industrial environments\u003c\/strong\u003e where dependable overload protection is critical.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReady for stock and rapid deployment\u003c\/strong\u003e in maintenance inventories, ensuring minimal downtime when servicing panelboards.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eUse cases and applications\u003c\/h3\u003e \u003cp\u003eIdeal for:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePanel builders configuring new electrical rooms or upgrades with Siemens gear.\u003c\/li\u003e\n\u003cli\u003eMaintenance teams performing scheduled replacements or fault isolation in commercial facilities.\u003c\/li\u003e\n\u003cli\u003eSpare inventories in warehouses and service fleets to accelerate on-site service calls.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy choose AmpState\u003c\/h3\u003e \u003cp\u003eAMP State offers genuine Siemens 5SY62637 availability, with the support to verify fit and compatibility. If you’re unsure whether this exact part matches your panel or distribution setup, just send us a note and we’ll confirm fit and alternatives if needed.\u003c\/p\u003e \u003ch3\u003ePractical installation and handling tips\u003c\/h3\u003e \u003cul\u003e\n\u003cli\u003eBefore replacement, ensure the equipment is de-energized and you’re compliant with safety guidelines for working on electrical panels.\u003c\/li\u003e\n\u003cli\u003eVerify the part number, amperage, pole count, and voltage to match your existing breaker configuration.\u003c\/li\u003e\n\u003cli\u003eStore spare breakers in a clean, dry environment to prevent corrosion and ensure reliable performance when deployed.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eReady to secure reliable protection with a trusted Siemens component? Add the 5SY62637 to your cart and simplify future maintenance—AmpState has you covered for genuine parts and prompt support.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"AmpState","offers":[{"title":"Default Title","offer_id":46412995887266,"sku":"5SY62637","price":1365.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_83963f7f-600e-419f-90c6-e7677089642b.png?v=1765492973","url":"https:\/\/www.ampstate.com\/products\/siemens-5sy62637-63a-2p-400v-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}