{"product_id":"5sy63637","title":"5SY63637 – Siemens 63A 3-Pole Miniature Circuit Breaker, C-Curve, 400V","description":" \t\t\t\t\t\t\t\t\t\t\u003ch2\u003e5SY63637\u003c\/h2\u003e                                         \u003cbr\u003e \t\t\t\t\t\t\t\t\t\t\u003cb\u003eThe Siemens 5SY63637\u003c\/b\u003e is a high-capacity \u003cb\u003e3-pole miniature circuit breaker\u003c\/b\u003e from the proven \u003cb\u003eSentron 5SY6 Series\u003c\/b\u003e, engineered to provide reliable overload and short-circuit protection in demanding power distribution applications.   Rated for \u003cb\u003e63 amps\u003c\/b\u003e and \u003cb\u003e400V AC\u003c\/b\u003e, this breaker features a \u003cb\u003eC-curve tripping characteristic\u003c\/b\u003e and a \u003cb\u003e6kA interrupting capacity\u003c\/b\u003e for dependable circuit performance. Its \u003cb\u003e70mm installation depth\u003c\/b\u003e and \u003cb\u003eDIN-rail mounting\u003c\/b\u003e make it easy to install in control panels and distribution boards.   With \u003cb\u003etouch-safe terminals\u003c\/b\u003e, \u003cb\u003ehalogen-free construction\u003c\/b\u003e, and durable \u003cb\u003eSiemens engineering\u003c\/b\u003e, the 5SY63637 ensures long-term safety and consistent performance in both commercial and industrial settings.   At \u003cb\u003eEssential Parts\u003c\/b\u003e, we stock the 5SY63637 for \u003cb\u003efast shipping\u003c\/b\u003e, \u003cb\u003ecompetitive pricing\u003c\/b\u003e, and \u003cb\u003eexpert technical support\u003c\/b\u003e — helping you keep your projects powered and protected. Designed for reliable protection in commercial and light industrial applications, it fits in a D = 70 mm depth profile and supports conductors from 0.75 mm² up to 35 mm². Its compact design and robust performance make it suitable for control panels, distribution panels, and OEM systems.  \u003cb\u003eKey Specifications:\u003c\/b\u003e \u003cul\u003e   \u003cli\u003e\n\u003cb\u003ePart Number:\u003c\/b\u003e 5SY63637\u003c\/li\u003e   \u003cli\u003e\n\u003cb\u003eManufacturer:\u003c\/b\u003e Siemens\u003c\/li\u003e   \u003cli\u003e\n\u003cb\u003eSeries:\u003c\/b\u003e 5SY \/ Sentron\u003c\/li\u003e   \u003cli\u003e\n\u003cb\u003eType:\u003c\/b\u003e Miniature Circuit Breaker (MCB)\u003c\/li\u003e   \u003cli\u003e\n\u003cb\u003eCurrent Rating:\u003c\/b\u003e 63 A\u003c\/li\u003e   \u003cli\u003e\n\u003cb\u003ePoles:\u003c\/b\u003e 3-Pole\u003c\/li\u003e   \u003cli\u003e\n\u003cb\u003eTrip Curve:\u003c\/b\u003e C-curve\u003c\/li\u003e   \u003cli\u003e\n\u003cb\u003eVoltage:\u003c\/b\u003e 400 V AC\u003c\/li\u003e   \u003cli\u003e\n\u003cb\u003eBreaking Capacity:\u003c\/b\u003e 6 kA\u003c\/li\u003e   \u003cli\u003e\n\u003cb\u003eMounting Depth:\u003c\/b\u003e 70 mm\u003c\/li\u003e   \u003cli\u003e\n\u003cb\u003eConductor Range:\u003c\/b\u003e 0.75–35 mm²\u003c\/li\u003e   \u003cli\u003e\n\u003cb\u003eProtection Class:\u003c\/b\u003e IP20 (with conductors connected)\u003c\/li\u003e \u003c\/ul\u003e \t\t\t\t\t\t\t\t\t\t\u003cbr\u003e                                          \t\t\t\t\t\t\t\t\t\t\u003ch3\u003e\u003cb\u003eSpecifications\u003c\/b\u003e\u003c\/h3\u003e \t\t\t\t\t\t\t\t\t\t\u003cul\u003e \t\t\t\t\t\t\t\t\t\t\t\u003cli\u003ePart Number: 5SY63637\u003c\/li\u003e                                             \u003cli\u003eBrand : Siemens\u003c\/li\u003e \t\t\t\t\t\t\t\t\t\t\u003c\/ul\u003e                                         \u003cbr\u003e                                         \u003ch3\u003e\u003cb\u003eProduct Data\u003c\/b\u003e\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eUPC : 75455495801\u003c\/li\u003e\n\u003cli\u003eGTIN : 00754554958019\u003c\/li\u003e\n\u003cli\u003eWeight : 1.07 lb\u003c\/li\u003e\n\u003c\/ul\u003e                                         \u003cbr\u003e                                          ","brand":"Siemens","offers":[{"title":"New","offer_id":62229121761439,"sku":"5SY63637-New","price":240.38,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0500\/2349\/7887\/files\/5SY63637.jpg?v=1760376385","url":"https:\/\/essentialparts.com\/products\/5sy63637","provider":"Essential Electric Supply","version":"1.0","type":"link"}