{"product_id":"qsf4033c","title":"QSF4033C - Square D QSF Series 400A 240V 3-Pole Fusible Panelboard Switch","description":" \t\t\t\t\t\t\t\t\t\t\u003ch2\u003eQSF4033C\u003c\/h2\u003e                                         \u003cbr\u003e \t\t\t\t\t\t\t\t\t\t\u003cb\u003eQSF4033C\u003c\/b\u003e is a fusible panelboard switch from the Square D QSF Series, designed for reliable circuit protection in industrial and commercial applications. This 3-pole fusible switch offers a 400A current rating and 240V AC voltage rating, compatible with RK1 and RK5 fuse classes. It features panel mount configuration and is built to fit standard HHED frames for easy installation. \u003cul\u003e \u003cli\u003ePart Number: QSF4033C\u003c\/li\u003e \u003cli\u003eManufacturer: Square D\u003c\/li\u003e \u003cli\u003eSeries: QSF\u003c\/li\u003e \u003cli\u003eMounting Type: Panel Mount\u003c\/li\u003e \u003cli\u003eAmperage: 400A\u003c\/li\u003e \u003cli\u003eVoltage: 240V AC\u003c\/li\u003e \u003cli\u003ePoles: 3\u003c\/li\u003e \u003cli\u003eFuse Compatibility: RK1, RK5\u003c\/li\u003e \u003cli\u003eFrame Compatibility: HHED\u003c\/li\u003e \u003cli\u003eApplication: Fusible Panelboard Switch\u003c\/li\u003e \u003cli\u003eStandards: UL Listed\u003c\/li\u003e \u003cli\u003eInterrupt Rating: 100kA\u003c\/li\u003e \u003c\/ul\u003e At \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: QSF4033C\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\u003eVoltage : 240\u003c\/li\u003e\n\u003cli\u003eAmperage : 400\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\u003eCompatible Frames : HHED\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 : 200 \u003c\/li\u003e\u003c\/ul\u003e                                         \u003cbr\u003e                                          ","brand":"Zinsco","offers":[{"title":"Re-Certified","offer_id":45003127685279,"sku":"QSF4033C-ReCert","price":0.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0500\/2349\/7887\/files\/zinsco-switches-re-certified-qsf4033c-square-d-qsf-series-400a-240v-3-pole-fusible-panelboard-switch-53954677997727.png?v=1766010156","url":"https:\/\/essentialparts.com\/products\/qsf4033c","provider":"Essential Electric Supply","version":"1.0","type":"link"}