{"product_id":"a6k400r","title":"A6K400R - 400Amp Fuse","description":"\u003cp\u003e\u003cstrong\u003eA6K400R - 400Amp Fuse\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe Mersen A6K400R Amp-Trap® Class RK1 Fast-Acting Fuse is built for your electrical systems that need reliable protection under demanding conditions. Rated at 400 Amps, this fuse helps protect your branch circuits and feeder circuits from overloads and short circuits before they can damage connected equipment or interrupt operations.\u003c\/p\u003e\n\u003cp\u003eWhen a fault happens, the A6K400R is designed to respond quickly, helping reduce the amount of fault current passing through the system. That quick response can help protect your switchboards, transformers, disconnects, control panels, and other important electrical equipment commonly found in commercial and industrial facilities.\u003c\/p\u003e\n\u003cp\u003eWith a 200 kA interrupting rating, the A6K400R is often used in manufacturing plants, commercial buildings, HVAC systems, industrial machinery, and power distribution equipment where fast overcurrent protection is important.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKey Features and Benefits\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e400 Amp Class RK1 Fast-Acting Fuse:\u003c\/strong\u003e Helps protect against overloads and short circuits.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCurrent-Limiting Design:\u003c\/strong\u003e Helps reduce equipment damage.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast Fault Clearing:\u003c\/strong\u003e Provides improved protection.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh Interrupting Rating:\u003c\/strong\u003e 200 kA interrupting rating.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual Voltage Rating:\u003c\/strong\u003e Rated for 600VAC and 300VDC applications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBlade Terminals:\u003c\/strong\u003e Blade terminals for secure clip mounting.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCommercial and Industrial Use:\u003c\/strong\u003e Designed for commercial and industrial electrical systems.\u003cbr\u003e\u003cstrong\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e Mersen\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCatalog Number:\u003c\/strong\u003e A6K400R\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeries:\u003c\/strong\u003e Amp-Trap® A6K-R\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFuse Class:\u003c\/strong\u003e Class RK1\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFuse Type:\u003c\/strong\u003e Fast-Acting\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAmpere Rating:\u003c\/strong\u003e 400A\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAC Voltage Rating:\u003c\/strong\u003e 600VAC\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDC Voltage Rating:\u003c\/strong\u003e 300VDC\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFrequency:\u003c\/strong\u003e 50\/60 Hz\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInterrupting Rating:\u003c\/strong\u003e 200 kA AC\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTerminal Type:\u003c\/strong\u003e Blade\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting:\u003c\/strong\u003e Clip\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTerminal Material:\u003c\/strong\u003e Tin-Plated Copper\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBody Material:\u003c\/strong\u003e PolyTube\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDiameter:\u003c\/strong\u003e 65.1 mm\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLength:\u003c\/strong\u003e 295.4 mm\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Weight:\u003c\/strong\u003e 1.4606 kg\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Group:\u003c\/strong\u003e Low Voltage UL\/CSA Fuses\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eMaterial Compliance and Certifications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eUL and CSA Applications:\u003c\/strong\u003e The A6K400R is manufactured for low-voltage UL and CSA fuse applications requiring dependable overcurrent protection in commercial and industrial electrical systems.\u003cbr\u003e\u003cstrong\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eWhere It Works Best\u003c\/strong\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003eThe A6K400R is commonly used in:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eBranch circuit protection\u003c\/li\u003e\n\u003cli\u003eFeeder circuit protection\u003c\/li\u003e\n\u003cli\u003eIndustrial control panels\u003c\/li\u003e\n\u003cli\u003eCommercial power distribution systems\u003c\/li\u003e\n\u003cli\u003eManufacturing equipment\u003c\/li\u003e\n\u003cli\u003eHVAC systems\u003c\/li\u003e\n\u003cli\u003eElectrical distribution equipment\u003c\/li\u003e\n\u003cli\u003eBackup protection applications\u003c\/li\u003e\n\u003cli\u003eSystems with high available fault currents\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIts fast-acting design makes it a good fit for applications where electrical equipment needs quick protection during overloads and short-circuit conditions.\u003cbr\u003e\u003c\/p\u003e\n\u003cdiv\u003e\n\u003cbr\u003e\n\u003cdiv\u003e\n\u003cblockquote\u003e\n\u003cp style=\"font-size: 12px;\"\u003e\u003cem\u003eUse of Original Equipment Manufacturer (OEM) trademarks, names, and logos is for informational and identification purposes only. This does not imply any affiliation, sponsorship, endorsement, or approval by the original equipment manufacturer.\u003cstrong\u003e CIRCUIT BREAKER SUPERSTORE®\u003c\/strong\u003e is an independent reseller and is \u003cstrong\u003enot \u003c\/strong\u003ean authorized distributor, affiliate, or representative of any manufacturer. Manufacturer warranties do \u003cstrong\u003enot\u003c\/strong\u003e apply unless expressly stated. All trademarks and registered trademarks are the property of their respective owners.\u003c\/em\u003e\u003c\/p\u003e\n\u003cp style=\"font-size: 12px;\"\u003e\u003cem\u003eMersen® is a registered trademark of Mersen S.A. Products sold are surplus, used, or refurbished and are \u003cstrong\u003eNOT \u003c\/strong\u003esupplied by Mersen S.A. or its affiliates.\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/blockquote\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Mersen","offers":[{"title":"New In Box","offer_id":50459160838443,"sku":"A6K400R","price":0.0,"currency_code":"USD","in_stock":false},{"title":"Refurbished","offer_id":50459160871211,"sku":"A6K400R  [R]","price":0.0,"currency_code":"USD","in_stock":false}],"url":"https:\/\/store.circuitbreakersuperstore.com\/products\/a6k400r","provider":"CIRCUIT BREAKER SUPERSTORE®","version":"1.0","type":"link"}