{"product_id":"tr400r-mersen-400-amp-250-volt-class-rk5-time-delay-fuse","title":"TR400R - Mersen 400 Amp 250 Volt Class RK5 Time Delay Fuse","description":" \t\t\t\t\t\t\t\t\t\t\u003ch2\u003eTR400R\u003c\/h2\u003e                                         \u003cbr\u003e \t\t\t\t\t\t\t\t\t\t\u003cb\u003eTR400R\u003c\/b\u003e is a Mersen Class RK5 time delay fuse rated for 400 amps and 250 volts AC\/DC with a blade terminal design.\u003cp\u003eThis fuse features a Tri-Onic® time-delay characteristic that safely handles motor starting and transformer inrush currents. It has a high interrupt rating of 200kA at 250 VAC and 20kA at 160 VDC, ensuring reliable current limitation and fast arc quenching. The fuse body is constructed with durable materials for industrial use and includes a rejection-style design to prevent replacement errors. It is UL listed to standard 248-12 and CSA certified for safety and performance.\u003c\/p\u003e\u003cp\u003e\u003c\/p\u003e\u003cul\u003eKey Specifications\u003cul\u003e\n\u003cli\u003eAmperage: 400 A\u003c\/li\u003e\n\u003cli\u003eVoltage: 250 VAC \/ 250 VDC\u003c\/li\u003e\n\u003cli\u003eFuse Class: RK5\u003c\/li\u003e\n\u003cli\u003eFuse Type: Time Delay\u003c\/li\u003e\n\u003cli\u003eInterrupt Rating: 200 kA AC \/ 20 kA DC\u003c\/li\u003e\n\u003cli\u003eMounting Style: Blade terminal (holder required)\u003c\/li\u003e\n\u003cli\u003eLength: 8-5\/8 inches (219 mm)\u003c\/li\u003e\n\u003cli\u003eDiameter: 2-1\/16 inches\u003c\/li\u003e\n\u003cli\u003eCertifications: UL 248-12, CSA C22.2\u003c\/li\u003e\n\u003cli\u003eSeries: TR-R Tri-Onic®\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\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.\u003c\/p\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: TR400R\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 : Tri-Onic\u003c\/li\u003e\n\u003cli\u003eType : TR\u003c\/li\u003e\n\u003cli\u003eVoltage : 250\u003c\/li\u003e\n\u003cli\u003eAmperage : 400\u003c\/li\u003e\n\u003cli\u003eAIC rating : 200kA@250V\u003c\/li\u003e\n\u003cli\u003eDiameter : 2.56\u003c\/li\u003e\n\u003cli\u003eClass Rating : RK5\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\n\u003cul\u003e\n\u003cli\u003eUPC : 782001748159\u003c\/li\u003e\n\u003cli\u003eGTIN : 00782001748159\u003c\/li\u003e\n\u003cli\u003eWeight : 1 \u003c\/li\u003e\n\u003c\/ul\u003e                                         \u003cbr\u003e                                          \u003c\/ul\u003e","brand":"Mersen","offers":[{"title":"New","offer_id":42305693057183,"sku":"TR400R-New","price":79.9,"currency_code":"USD","in_stock":true},{"title":"Re-Certified","offer_id":56997559435423,"sku":"TR400R-ReCert","price":57.88,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0500\/2349\/7887\/files\/TR400R_0.jpg?v=1729734252","url":"https:\/\/essentialparts.com\/products\/tr400r-mersen-400-amp-250-volt-class-rk5-time-delay-fuse","provider":"Essential Electric Supply","version":"1.0","type":"link"}