{"product_id":"121250r3-s-c-electric-sm-4-fuse-refill-unit-7-2-kv-150e-amps","title":"121250R3 - S\u0026C Electric SM-4 Fuse Refill Unit 7.2 kV 150E Amps","description":" \t\t\t\t\t\t\t\t\t\t\u003ch2\u003e121250R3\u003c\/h2\u003e                                         \u003cbr\u003e \t\t\t\t\t\t\t\t\t\t\u003cb\u003e121250R3\u003c\/b\u003e is an SM-4 Fuse Refill Unit manufactured by S\u0026amp;C Electric, designed for use in outdoor distribution substations and industrial applications. This refill unit is compatible with SM-4 Power Fuses and provides reliable protection for transformers, capacitor banks, and cables. The SM-4 Fuse Refill Unit features a precision-engineered fusible element for dependable performance and accurate time-current characteristics. It is engineered for fast, positive fault interruption and is suitable for systems up to 7.2 kV nominal voltage. The unit is designed for easy installation and replacement in existing SM-4 fuse mountings. \u003cul\u003e \u003cli\u003ePart Number: 121250R3\u003c\/li\u003e \u003cli\u003eManufacturer: S\u0026amp;C Electric\u003c\/li\u003e \u003cli\u003eSeries: SM-4\u003c\/li\u003e \u003cli\u003eMounting Type: SM-4 compatible\u003c\/li\u003e \u003cli\u003eVoltage: 7.2 kV nominal\u003c\/li\u003e \u003cli\u003eAmperage: 150E\u003c\/li\u003e \u003cli\u003eInterrupt Rating: 15,600 amperes RMS symmetrical\u003c\/li\u003e \u003cli\u003eApplication: Outdoor distribution, industrial\u003c\/li\u003e \u003cli\u003eFeatures: Fast fault interruption, precise time-current characteristics\u003c\/li\u003e \u003cli\u003eStandards: ISO9001:2000 certified manufacturing\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: 121250R3\u003c\/li\u003e                                             \u003cli\u003eManufacturer : S\u0026amp;C Electric\u003c\/li\u003e\n\u003cli\u003eBrand : S\u0026amp;C Electric\u003c\/li\u003e\n\u003cli\u003eCategory : Fuse\u003c\/li\u003e\n\u003cli\u003eItem Subcategory : Medium Voltage\u003c\/li\u003e\n\u003cli\u003eType : SM-4\u003c\/li\u003e\n\u003cli\u003eVoltage : 7200\u003c\/li\u003e\n\u003cli\u003eAmperage : 150\u003c\/li\u003e\n\u003cli\u003eClass Rating : E\u003c\/li\u003e\n\u003cli\u003eVelocity : Standard\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 : 2 \u003c\/li\u003e\u003c\/ul\u003e                                         \u003cbr\u003e                                          ","brand":"S\u0026C Electric","offers":[{"title":"New","offer_id":45137158504607,"sku":"121250R3-New","price":0.0,"currency_code":"USD","in_stock":false},{"title":"Re-Certified","offer_id":45137158537375,"sku":"121250R3-ReCert","price":0.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0500\/2349\/7887\/files\/S_CElectric121250R3.webp?v=1759862443","url":"https:\/\/essentialparts.com\/products\/121250r3-s-c-electric-sm-4-fuse-refill-unit-7-2-kv-150e-amps","provider":"Essential Electric Supply","version":"1.0","type":"link"}