{"product_id":"qsf1053b","title":"QSF1053B - Square D 100A 3 Pole 600V Fusible Panelboard Switch","description":" \t\t\t\t\t\t\t\t\t\t\u003ch2\u003eQSF1053B\u003c\/h2\u003e                                         \u003cbr\u003e \t\t\t\t\t\t\t\t\t\t\u003cb\u003eQSF1053B\u003c\/b\u003e is a Square D fusible panelboard switch rated for 100 amps, 3 poles, and 600 volts. It is designed for panel mount applications requiring reliable power switching and protection.\u003cb\u003eQSF1053B\u003c\/b\u003e features a 3-phase, 3-pole configuration suitable for 600V systems. This fusible switch is intended for panelboard installation and provides safe disconnection of power with fuse protection (fuses sold separately). It supports industrial and commercial electrical distribution needs with robust construction and compliance with UL standards.\u003cul\u003eKey Specifications\u003cul\u003e\n\u003cli\u003eAmperage: 100A\u003c\/li\u003e\n\u003cli\u003eVoltage: 600V\u003c\/li\u003e\n\u003cli\u003ePoles: 3\u003c\/li\u003e\n\u003cli\u003eMounting Type: Panel Mount\u003c\/li\u003e\n\u003cli\u003eFusible Switch (fuses not included)\u003c\/li\u003e\n\u003cli\u003eInterrupt Rating: Typically 10,000 A (verify with fuse class)\u003c\/li\u003e\n\u003cli\u003eSeries\/Frame: QSF Series\u003c\/li\u003e\n\u003cli\u003eCertifications: UL Listed\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/ul\u003eAt \u003cb\u003eEssential Parts\u003c\/b\u003e, we offer \u003cb\u003efast shipping\u003c\/b\u003e, \u003cb\u003elowest price\u003c\/b\u003e, and \u003cb\u003eexpert support\u003c\/b\u003e to help you get the right product every time. \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: QSF1053B\u003c\/li\u003e                                             \u003cli\u003eManufacturer : Square D\u003c\/li\u003e\n\u003cli\u003eBrand : Zinsco\u003c\/li\u003e\n\u003cli\u003eCategory : Switch\u003c\/li\u003e\n\u003cli\u003eItem Subcategory : Panel Mount\u003c\/li\u003e\n\u003cli\u003eFamily : QSF Series\u003c\/li\u003e\n\u003cli\u003eType : QSF\u003c\/li\u003e\n\u003cli\u003eVoltage : 600\u003c\/li\u003e\n\u003cli\u003eAmperage : 100\u003c\/li\u003e\n\u003cli\u003ePhase : 3\u003c\/li\u003e\n\u003cli\u003ePoles : 3\u003c\/li\u003e\n\u003cli\u003eFuse Class : RK1,RK5\u003c\/li\u003e\n\u003cli\u003eConfiguration : Single\u003c\/li\u003e\n\u003cli\u003eSwitch Style : Fusible\u003c\/li\u003e\n\u003cli\u003eNema Rating : 1\u003c\/li\u003e\n\u003cli\u003eCompatible Frames : N\/A\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\u003cli\u003eWeight : 50 \u003c\/li\u003e\u003c\/ul\u003e                                         \u003cbr\u003e                                          ","brand":"Zinsco","offers":[{"title":"Re-Certified","offer_id":44934286901407,"sku":"QSF1053B-ReCert","price":1718.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0500\/2349\/7887\/files\/QSF1053B.png?v=1761769083","url":"https:\/\/essentialparts.com\/products\/qsf1053b","provider":"Essential Electric Supply","version":"1.0","type":"link"}