{"product_id":"jtd300","title":"JTD300 - 300 Amp Fuse","description":"\u003cp\u003e\u003cstrong\u003eJTD300 - 300 Amp Fuse\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe JTD300 is a 300A Class J time-delay fuse designed around a specific combination of electrical ratings, opening characteristics, and knife-blade construction. It belongs to the JTD Series and POWR-PRO Fuse family, with Slo-Blo\/Time Lag (T)\/Time Delay operation and maximum voltage ratings of 600VAC and 500VDC. If you're replacing an existing JTD300, don't stop at the 300-amp rating: matching the Class J designation, time-delay operation, voltage and interrupting requirements, physical construction, and mounting arrangement is just as important.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKey Features and Benefits\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e300A continuous current rating for equipment requiring a 300-amp fuse\u003c\/li\u003e\n\u003cli\u003eClass J fuse configuration\u003c\/li\u003e\n\u003cli\u003eTime-delay operation specified as Slo-Blo\/Time Lag (T)\/Time Delay\u003c\/li\u003e\n\u003cli\u003eMaximum 600VAC rating\u003c\/li\u003e\n\u003cli\u003eMaximum 500VDC rating\u003c\/li\u003e\n\u003cli\u003eKnife-blade construction provides a clear physical characteristic to check when matching a replacement\u003c\/li\u003e\n\u003cli\u003ePart of the JTD Series\u003c\/li\u003e\n\u003cli\u003eIdentified as a POWR-PRO Fuse family product\u003c\/li\u003e\n\u003cli\u003eNon-indicating configuration\u003c\/li\u003e\n\u003cli\u003eDesigned for mounting using a fuse block, clip, or holder\u003c\/li\u003e\n\u003cli\u003eLFJ60400 Series is the specified holder family\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\u003eCatalog Number:\u003c\/strong\u003e JTD300\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeries:\u003c\/strong\u003e JTD\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer Description:\u003c\/strong\u003e FUS 600V T\/D CLASS J 300A\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Type:\u003c\/strong\u003e Class J Time-Delay Fuse\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eContinuous Current Rating:\u003c\/strong\u003e 300A\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum AC Voltage:\u003c\/strong\u003e 600VAC\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum DC Voltage:\u003c\/strong\u003e 500VDC\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAC Interrupting Value 1:\u003c\/strong\u003e 200,000A at 600VAC\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAC Interrupting Value 2:\u003c\/strong\u003e 300,000A at 600VAC\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDC Interrupting Rating:\u003c\/strong\u003e 20,000A at 500VDC\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePublished Interrupting Rating:\u003c\/strong\u003e 20 kA at 500VDC\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOpening Characteristic:\u003c\/strong\u003e Slo-Blo \/ Time Lag (T) \/ Time Delay\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFuse Class:\u003c\/strong\u003e Class J\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFamily Style:\u003c\/strong\u003e POWR-PRO Fuse\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConstruction \/ Size:\u003c\/strong\u003e Knife-Blade\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIndicating:\u003c\/strong\u003e No\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting Method:\u003c\/strong\u003e Fuse Block \/ Clip \/ Holder\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecified Holder Series:\u003c\/strong\u003e LFJ60400 Series\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\u003cp\u003eThe supplied product information confirms the JTD300's Class J designation, 300A continuous current rating, AC and DC voltage ratings, time-delay opening characteristic, interrupting values, knife-blade construction, and mounting details.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhere It Works Best\u003c\/strong\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003eThe JTD300 suits electrical equipment that requires a 300A Class J time-delay fuse with matching electrical and physical specifications. For AC service, verify the equipment requirements against the 600VAC maximum rating and the applicable manufacturer-supplied AC interrupting value. For DC service, check the 500VDC maximum rating and 20 kA interrupting rating at 500VDC.\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\u003eLittelfuse® is a registered trademark of Littelfuse, Inc. Products sold are surplus, used, or refurbished and are \u003cstrong\u003eNOT \u003c\/strong\u003esupplied by Littelfuse, Inc. or its affiliates.\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/blockquote\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Littelfuse","offers":[{"title":"New In Box","offer_id":50459226407211,"sku":"JTD300","price":0.0,"currency_code":"USD","in_stock":false},{"title":"Refurbished","offer_id":50459226439979,"sku":"JTD300  [R]","price":0.0,"currency_code":"USD","in_stock":false}],"url":"https:\/\/store.circuitbreakersuperstore.com\/products\/jtd300","provider":"CIRCUIT BREAKER SUPERSTORE®","version":"1.0","type":"link"}