{"product_id":"a2d250r","title":"A2D250R - 250 Amp Fuse","description":"\u003cp\u003e\u003cstrong\u003eA2D250R - 250 Amp Fuse\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eWhen your electrical systems are exposed to demanding loads and sudden fault conditions, dependable circuit protection matters. The Mersen A2D250R Amp-Trap® 2000® Class RK1 Time-Delay Fuse is built to help keep industrial and commercial systems running safely while protecting valuable equipment from costly damage. Designed for motors, feeders, branch circuits, and other heavy-duty electrical applications, this 250A fuse delivers the fast-acting short-circuit protection facilities rely on, while still allowing the temporary inrush currents common during motor startup. That balance helps reduce nuisance openings without sacrificing protection.\u003c\/p\u003e\n\u003cp\u003eWhat makes the A2D250R especially useful in the field is its combination of high interrupting capacity and time-delay performance. Under severe fault conditions, the fuse reacts quickly to help safeguard motor starters, switches, and connected electrical components before damage can spread through the system. At the same time, the integrated SmartSpot® blown-fuse indicator makes maintenance easier by helping your technicians quickly identify when a fuse has opened. Its rugged PolyTube body and tin-plated copper blade terminals are designed for long-lasting performance in demanding electrical environments. For facilities replacing older Class H, K, or RK5 fuses, the Mersen A2D250R offers a modern, high-performance upgrade trusted across industrial power distribution systems.\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\u003e250A Class RK1 time-delay fuse:\u003c\/strong\u003e Designed for advanced overcurrent and short-circuit protection.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual-rated capability:\u003c\/strong\u003e Rated for both 250VAC and 250VDC applications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReduced nuisance openings:\u003c\/strong\u003e Helps manage temporary motor startup currents safely.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh interrupting capacity:\u003c\/strong\u003e 200 kA interrupting rating provides added protection during severe fault events.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSmartSpot® indication system:\u003c\/strong\u003e Allows faster blown-fuse identification.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEquipment protection:\u003c\/strong\u003e Helps protect motor starters, switches, feeders, and downstream electrical components.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRetrofit compatibility:\u003c\/strong\u003e Compatible replacement for older Class H, K, and RK5 fuse installations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBlade-style terminals:\u003c\/strong\u003e Tin-plated copper construction supports reliable conductivity.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable PolyTube body:\u003c\/strong\u003e Designed for industrial environments.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eROHS compliant:\u003c\/strong\u003e Supports modern environmental and material standards.\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 A2D250R\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Series:\u003c\/strong\u003e A2D-R Amp-Trap® 2000®\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 Time-Delay\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAmpere Rating:\u003c\/strong\u003e 250A\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVoltage Rating AC:\u003c\/strong\u003e 250VAC\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVoltage Rating DC:\u003c\/strong\u003e 250VDC\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\u003eConnection Type:\u003c\/strong\u003e Blade\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\u003eMounting Type:\u003c\/strong\u003e Clip\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIndication System:\u003c\/strong\u003e SmartSpot®\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\u003eProduct Length:\u003c\/strong\u003e 8.63 in\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Diameter:\u003c\/strong\u003e 2.06 in\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Weight:\u003c\/strong\u003e 1.64 lb\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\u003eROHS Compliant:\u003c\/strong\u003e Supports modern environmental and material standards.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLow Voltage UL\/CSA applications:\u003c\/strong\u003e Designed for low voltage UL\/CSA fuse applications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIndustrial-grade construction:\u003c\/strong\u003e Manufactured to meet demanding industrial circuit protection requirements.\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\u003cul\u003e\n\u003cli\u003eIndustrial power distribution systems\u003c\/li\u003e\n\u003cli\u003eMotor control centers (MCCs)\u003c\/li\u003e\n\u003cli\u003eHVAC equipment and compressor circuits\u003c\/li\u003e\n\u003cli\u003eManufacturing and processing machinery\u003c\/li\u003e\n\u003cli\u003eCommercial electrical panels and switchgear\u003c\/li\u003e\n\u003cli\u003eBranch circuits and feeder protection\u003c\/li\u003e\n\u003cli\u003eHeavy-duty motor applications with high inrush currents\u003c\/li\u003e\n\u003cli\u003eFacilities upgrading older Class H, K, or RK5 fuse installations\u003c\/li\u003e\n\u003cli\u003eControl panels and industrial automation systems\u003c\/li\u003e\n\u003cli\u003eElectrical systems requiring dependable short-circuit and overload protection\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\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":50459143405867,"sku":"A2D250R","price":0.0,"currency_code":"USD","in_stock":false},{"title":"Refurbished","offer_id":50459143438635,"sku":"A2D250R  [R]","price":0.0,"currency_code":"USD","in_stock":false}],"url":"https:\/\/store.circuitbreakersuperstore.com\/products\/a2d250r","provider":"CIRCUIT BREAKER SUPERSTORE®","version":"1.0","type":"link"}