{"product_id":"a3t45-mersen-45a-300v-class-t-fast-acting-fuse-1-pole-200ka-aic-ul-csa-listed","title":"A3T45 - Mersen 45A 300V Class T Fast-Acting Fuse, 1 Pole, 200kA AIC, UL\/CSA Listed","description":" \t\t\t\t\t\t\t\t\t\t\u003ch2\u003eA3T45\u003c\/h2\u003e                                         \u003cbr\u003e \t\t\t\t\t\t\t\t\t\t\u003cb\u003eA3T45\u003c\/b\u003e is a Mersen 45A 300V Class T fast-acting fuse designed for reliable circuit protection in load centers, panelboards, switchboards, and metering centers. This compact fuse features a cylindrical body with a diameter of 0.56 inches and a length of 0.88 inches, providing high current-limiting performance and permanent identification through stamped blade markings. The A3T45 is non-indicating and UL\/CSA listed for safety and compliance. Engineered for applications requiring robust protection, the A3T45 offers a 200,000 AIC interrupting rating at 300V AC and 50,000 AIC at 160V DC. Its unique dimensions prevent replacement by other fuse classes, ensuring correct installation and system integrity. The fuse is suitable for use in switchboards, circuit breakers, and various electrical distribution equipment. \u003cul\u003e \u003cli\u003ePart Number: A3T45\u003c\/li\u003e \u003cli\u003eManufacturer: Mersen\u003c\/li\u003e \u003cli\u003eAmperage Rating: 45A\u003c\/li\u003e \u003cli\u003eVoltage Rating: 300V AC, 160V DC\u003c\/li\u003e \u003cli\u003eClass: T\u003c\/li\u003e \u003cli\u003eInterrupting Rating: 200,000 AIC (AC), 50,000 AIC (DC)\u003c\/li\u003e \u003cli\u003eMounting Type: 1 Pole, Cylindrical\u003c\/li\u003e \u003cli\u003ePhysical Size: 0.56\" x 0.88\"\u003c\/li\u003e \u003cli\u003eSeries\/Frame: A3T\u003c\/li\u003e \u003cli\u003eActing Type: Fast-Acting\u003c\/li\u003e \u003cli\u003eCertifications: UL 248\/248-15, CSA C22.2 No. 248.15\u003c\/li\u003e \u003cli\u003eUPC: 782001890124\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: A3T45\u003c\/li\u003e                                             \u003cli\u003eManufacturer : Mersen\u003c\/li\u003e\n\u003cli\u003eBrand : Mersen\u003c\/li\u003e\n\u003cli\u003eCategory : Fuse\u003c\/li\u003e\n\u003cli\u003eItem Subcategory : Low Voltage Fuse\u003c\/li\u003e\n\u003cli\u003eFamily : A3T\u003c\/li\u003e\n\u003cli\u003eType : A3T\u003c\/li\u003e\n\u003cli\u003eVoltage : 300\u003c\/li\u003e\n\u003cli\u003eAmperage : 45\u003c\/li\u003e\n\u003cli\u003eAIC rating : 200kA@300V\u003c\/li\u003e\n\u003cli\u003eDiameter : 0.56\u003c\/li\u003e\n\u003cli\u003eClass Rating : T\u003c\/li\u003e\n\u003cli\u003eBarrels : 1\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 : 782001890124\u003c\/li\u003e\n\u003cli\u003eGTIN : 00782001890124\u003c\/li\u003e\n\u003cli\u003eWeight : 5 \u003c\/li\u003e\n\u003c\/ul\u003e                                         \u003cbr\u003e                                          ","brand":"Mersen","offers":[{"title":"New","offer_id":42301380722847,"sku":"A3T45-New","price":19.11,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0500\/2349\/7887\/files\/A3T45_0.jpg?v=1729679546","url":"https:\/\/essentialparts.com\/products\/a3t45-mersen-45a-300v-class-t-fast-acting-fuse-1-pole-200ka-aic-ul-csa-listed","provider":"Essential Electric Supply","version":"1.0","type":"link"}