{"product_id":"ajt500","title":"AJT500 - 500 Amp Fuse","description":"\u003cp\u003e\u003cstrong\u003eAJT500 - 500 Amp Fuse\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe AJT500 Class J Time-Delay Fuse is built for your electrical systems that work hard every day. Large motors, transformers, compressors, and industrial equipment often pull extra current for a few seconds during startup. That’s normal — and the AJT500 is designed to handle those temporary surges without opening unnecessarily. At the same time, it still provides dependable protection if the system experiences an overload or short circuit.\u003c\/p\u003e\n\u003cp\u003eFor many commercial and industrial facilities, avoiding unnecessary downtime is just as important as protecting equipment. That’s where the AJT500 stands out. Its time-delay performance helps keep your equipment running during normal startup conditions, while its current-limiting design helps reduce the amount of fault current moving through the system during electrical faults. That can help limit damage to wiring, controls, and connected equipment.\u003c\/p\u003e\n\u003cp\u003eThe compact Class J design also helps save space inside electrical panels and switchboards, which can make installations cleaner and easier to manage. Maintenance is simpler too thanks to the built-in SmartSpot® visual indicator, which helps technicians quickly identify when the fuse has opened.\u003c\/p\u003e\n\u003cp\u003eThe AJT500 is commonly used in motor control centers, HVAC systems, industrial machinery, transformers, feeder circuits, and commercial power distribution systems where reliable overcurrent protection is needed day after day.\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\u003eTime-delay design helps reduce nuisance openings during startup currents:\u003c\/strong\u003e Helps allow temporary startup surges without unnecessary fuse openings.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCurrent-limiting protection helps reduce damage during fault conditions:\u003c\/strong\u003e Helps reduce fault current moving through the system during short circuits.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompact Class J size helps save panel space:\u003c\/strong\u003e Useful for tighter electrical panels and switchboards.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSmartSpot® visual indicator helps identify opened fuses quickly:\u003c\/strong\u003e Helps technicians locate opened fuses faster during maintenance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh interrupting capacity for demanding electrical systems:\u003c\/strong\u003e Designed for commercial and industrial applications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSuitable for AC and DC applications:\u003c\/strong\u003e Supports a variety of electrical system requirements.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBlade-style terminals support secure installation:\u003c\/strong\u003e Helps provide dependable electrical connections.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCommonly used in commercial and industrial electrical systems:\u003c\/strong\u003e Suitable for a wide range of power distribution applications.\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\u003eCatalog Number:\u003c\/strong\u003e AJT500\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeries:\u003c\/strong\u003e AJT – Class J – Time-Delay\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFuse Type:\u003c\/strong\u003e Amp-Trap 2000®\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAmpere Rating:\u003c\/strong\u003e 500 Amps\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVoltage Rating (AC):\u003c\/strong\u003e 600 VAC\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVoltage Rating (DC):\u003c\/strong\u003e 500 VDC\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\u003eFuse Class:\u003c\/strong\u003e Class J\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCharacteristic:\u003c\/strong\u003e Time Delay\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInterrupting Rating:\u003c\/strong\u003e 200 kA\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting Type:\u003c\/strong\u003e Clip or Bolted\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\u003eTerminal Material:\u003c\/strong\u003e Brass\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIndication System:\u003c\/strong\u003e SmartSpot® Visual Indicator\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBody Material:\u003c\/strong\u003e GMG\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Diameter:\u003c\/strong\u003e 63.5 mm\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Length:\u003c\/strong\u003e 203.2 mm\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Weight:\u003c\/strong\u003e 1.3698 kg\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\u003eIndustry Standards:\u003c\/strong\u003e The AJT500 fuse is designed for low-voltage UL and CSA applications and supports IEC Type 2 “No Damage” protection requirements when properly coordinated within 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\u003cul\u003e\n\u003cli\u003eThe AJT500 is commonly installed in HVAC systems, industrial machinery, transformers, motor control centers, switchboards, feeder circuits, branch circuits, and commercial power distribution systems where temporary startup surges are expected during normal operation.\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":50459167260971,"sku":"AJT500","price":0.0,"currency_code":"USD","in_stock":false},{"title":"Refurbished","offer_id":50459167293739,"sku":"AJT500  [R]","price":0.0,"currency_code":"USD","in_stock":false}],"url":"https:\/\/store.circuitbreakersuperstore.com\/products\/ajt500","provider":"CIRCUIT BREAKER SUPERSTORE®","version":"1.0","type":"link"}