{"product_id":"a4by3500","title":"A4BY3500 - 3500Amp Fuse","description":"\u003cp\u003e\u003cstrong\u003eA4BY3500 - 3500Amp Fuse\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eWhen it comes to protecting high-current electrical systems, the Mersen A4BY3500 Amp-Trap® Class L Time-Delay Fuse is built to handle the toughest jobs. Rated at 3500 amps, this heavy-duty fuse is ideal for service entrance equipment, feeder circuits, and large circuit breakers. Its smart time-delay design allows harmless surges—like motor starts or temporary spikes—to pass without tripping, but reacts instantly to real faults. That means your equipment stays protected, downtime is minimized, and you can focus on keeping operations running smoothly.\u003c\/p\u003e\n\u003cp\u003eInstallation is straightforward with silver-plated copper blade terminals, and the strong glass melamine (GMG) body keeps its shape under continuous heavy loads. With a 200kA AC interrupting rating, the A4BY3500 provides dependable, high-capacity protection for even the most demanding industrial and commercial applications. Clear markings make maintenance and replacement simple, giving electricians and engineers one less thing to worry about.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKey Features and Benefits\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eTime-delay design lets harmless surges pass without trips\u003c\/li\u003e\n\u003cli\u003e3500A rating for high-current service entrances and feeders\u003c\/li\u003e\n\u003cli\u003eRated for 600VAC \/ 300VDC applications\u003c\/li\u003e\n\u003cli\u003e200kA AC interrupting capacity for reliable fault clearing\u003c\/li\u003e\n\u003cli\u003eSilver-plated copper blade terminals for secure connections\u003c\/li\u003e\n\u003cli\u003eDurable GMG (glass melamine) body for long-lasting stability\u003c\/li\u003e\n\u003cli\u003eContinuous-duty operation at full amp rating\u003c\/li\u003e\n\u003cli\u003eClear markings simplify maintenance and identification\u003c\/li\u003e\n\u003cli\u003eBolt-mounted installation for a secure fit\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCatalog Number:\u003c\/strong\u003e A4BY3500\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeries:\u003c\/strong\u003e A4BY – Class L – Time-Delay\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFuse Class:\u003c\/strong\u003e Class L\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAmpere Rating:\u003c\/strong\u003e 3500A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVoltage Rating:\u003c\/strong\u003e 600VAC \/ 300VDC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFrequency:\u003c\/strong\u003e 50\/60 Hz\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpeed\/Characteristic:\u003c\/strong\u003e Time-Delay\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting:\u003c\/strong\u003e Bolted\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnection Type:\u003c\/strong\u003e Blade\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnection Material:\u003c\/strong\u003e Silver-Plated Copper\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAC Max Interrupting Rating:\u003c\/strong\u003e 200kA\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBody Material:\u003c\/strong\u003e GMG (Glass Melamine)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Diameter:\u003c\/strong\u003e 146 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Length:\u003c\/strong\u003e 273 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Weight:\u003c\/strong\u003e 11.4305 kg\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\u003eRoHS Compliant\u003c\/li\u003e\n\u003cli\u003eDesigned for low-voltage UL\/CSA applications\u003c\/li\u003e\n\u003cli\u003eMeets industry standards for industrial and commercial circuit protection\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eWhere It Works Best\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eThe A4BY3500 is perfect for high-current environments where protection and surge tolerance are critical:\u003c\/li\u003e\n\u003cli\u003eService entrance panels\u003c\/li\u003e\n\u003cli\u003eFeeder circuits and distribution systems\u003c\/li\u003e\n\u003cli\u003eIndustrial machinery protection\u003c\/li\u003e\n\u003cli\u003eCommercial power systems\u003c\/li\u003e\n\u003cli\u003eCritical circuit breakers in essential infrastructure\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\u003eCIRCUIT BREAKER SUPERSTORE®\u003c\/strong\u003e is an independent reseller and is \u003cstrong\u003enot\u003c\/strong\u003e an 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":50459152646443,"sku":"A4BY3500","price":0.0,"currency_code":"USD","in_stock":false},{"title":"Refurbished","offer_id":50459152679211,"sku":"A4BY3500  [R]","price":0.0,"currency_code":"USD","in_stock":false}],"url":"https:\/\/store.circuitbreakersuperstore.com\/products\/a4by3500","provider":"CIRCUIT BREAKER SUPERSTORE®","version":"1.0","type":"link"}