{"product_id":"jls125","title":"JLS125 - 125 Amp Fuse","description":"\u003cp\u003e\u003cstrong\u003eJLS125 - 125 Amp Fuse\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe JLS125 is a 125A Class J fast-acting fuse for electrical equipment requiring a 600VAC Class J fuse with a knife-blade configuration. It carries a 125-amp continuous current rating, a maximum voltage rating of 600VAC, and a 200 kA interrupting rating at 600VAC. When you're checking a replacement, amperage is only one piece of the puzzle. A proper comparison should also account for fuse class, maximum voltage, opening characteristic, interrupting rating, physical configuration, and mounting compatibility. That makes the JLS125 much easier to evaluate against the requirements of an existing installation without relying on the 125A rating alone.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKey Features and Benefits\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e125A continuous current rating\u003c\/li\u003e\n\u003cli\u003eMaximum operating voltage of 600VAC\u003c\/li\u003e\n\u003cli\u003eFast-acting (F) opening characteristic\u003c\/li\u003e\n\u003cli\u003eClass J fuse configuration\u003c\/li\u003e\n\u003cli\u003eCurrent-limiting family style\u003c\/li\u003e\n\u003cli\u003eKnife-blade physical configuration\u003c\/li\u003e\n\u003cli\u003eNon-indicating design\u003c\/li\u003e\n\u003cli\u003eCompatible with appropriate fuse blocks, clips, and holders\u003c\/li\u003e\n\u003cli\u003eLFJ60200 Series specified as the corresponding holder family\u003c\/li\u003e\n\u003cli\u003eClearly identified electrical and physical ratings help make replacement comparisons more straightforward\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 JLS125\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeries:\u003c\/strong\u003e JLS\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Type:\u003c\/strong\u003e Class J fuse\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eContinuous Current Rating:\u003c\/strong\u003e 125A\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\u003eInterrupting Rating:\u003c\/strong\u003e 200 kA at 600VAC\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInterrupt Amperage:\u003c\/strong\u003e 200,000A\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInterrupt Voltage Type:\u003c\/strong\u003e AC\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInterrupt Voltage:\u003c\/strong\u003e 600VAC\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOpening Characteristic:\u003c\/strong\u003e Fast-Acting (F)\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 Current Limiting\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize \/ Configuration:\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 LFJ60200 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 specifications establish the JLS125's primary electrical and physical characteristics, including its Class J configuration, 125A current rating, 600VAC maximum voltage, fast-acting opening characteristic, current-limiting family style, 200 kA interrupting rating at 600VAC, knife-blade configuration, and mounting method.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhere It Works Best\u003c\/strong\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003eThe JLS125 suits electrical equipment that requires a 125A Class J fast-acting fuse with electrical and physical specifications matching this model. It's also a straightforward specification match when replacing an existing JLS125, provided the equipment requirements and circuit conditions remain appropriate.\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003eFor other replacement situations, check beyond the 125A rating. The equipment should call for the same Class J configuration and fast-acting opening characteristic, and the circuit requirements should match the fuse's 600VAC maximum voltage and 200 kA interrupting rating at 600VAC.\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":50459219231019,"sku":"JLS125","price":0.0,"currency_code":"USD","in_stock":false},{"title":"Refurbished","offer_id":50459219263787,"sku":"JLS125  [R]","price":0.0,"currency_code":"USD","in_stock":false}],"url":"https:\/\/store.circuitbreakersuperstore.com\/products\/jls125","provider":"CIRCUIT BREAKER SUPERSTORE®","version":"1.0","type":"link"}