{"product_id":"flnr150-id","title":"FLNR150-ID - 150 Amp Fuse","description":"\u003cp\u003e\u003cstrong\u003eFLNR150-ID - 150 Amp Fuse\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eWhen system uptime matters, and you simply can’t afford needless downtime, the Littelfuse FLNR150‑ID delivers industry‑leading protection built for demanding commercial and industrial installations. Offering a continuous 150 A rating, 250 V AC \/ 125 V DC capability, and interruption ratings of up to 300 kA AC and 20 kA DC, this dual‑element, time‑delay (Slo‑Blo) fuse is designed to endure the high‑inrush surges common with motors, HVAC systems, and heavy equipment without tripping prematurely. The built‑in visual indicator gives you instant blown‑fuse identification, enabling rapid troubleshooting and reducing costly downtime. Solid knife‑blade terminations ensure a secure connection in rugged environments, while the Class RK5 rating and compliance with UL, CSA and NEC standards make it a trusted choice for professionals tasked with safeguarding critical power‑distribution systems. Whether you’re managing a manufacturing line, a data center, or a commercial building service panel, this fuse brings reliable, high‑capacity fault‑protection performance—so you can confidently keep operations running.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKey Features \u0026amp; Benefits\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003eVisual indicator lets you instantly spot a blown fuse for faster service restoration.\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eTime‑delay, dual‑element design handles high inrush currents (from motors\/transformers) without nuisance trips.\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eImpressive interrupting capacity (up to 300,000 A AC \/ 20,000 A DC) protects against extreme fault conditions.\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eKnife‑blade terminals provide strong, reliable connections suited for industrial panel boards and heavy‑duty systems.\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eClass RK5 rating is designed specifically for heavy commercial and industrial circuit protection.\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eManufactured by Littelfuse, a trusted name in circuit‑protection components, giving you confidence in durability and performance.\u003c\/strong\u003e\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 FLNR150‑ID\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCurrent Rating:\u003c\/strong\u003e 150 Amps (continuous)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVoltage Rating:\u003c\/strong\u003e 250 V AC \/ 125 V DC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInterrupting Capacity:\u003c\/strong\u003e Up to 300,000 A AC (self‑certified) \/ 20,000 A DC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFuse Type:\u003c\/strong\u003e Dual‑element, time‑delay (“Slo‑Blo”)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFuse Class:\u003c\/strong\u003e RK5\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTerminal Style:\u003c\/strong\u003e Knife‑blade \/ rejection style blade construction\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIndicator:\u003c\/strong\u003e Yes – built‑in visual blown fuse indicator\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\u003cstrong\u003eUL Listed (meets UL 248‑12, Class RK5)\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCSA Certified\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eManufactured to meet applicable ROHS\/environmental standards (check latest datasheet for full details)\u003c\/strong\u003e\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\u003eThis fuse is ideal for installations in industrial manufacturing facilities, heavy‑duty commercial buildings, mission‑critical data centers, and infrastructure projects that require dependable fault‑protection for power distribution equipment. If you’re protecting motors, transformers, large HVAC systems, service‑entrance mains, or multi‑panel feeders—especially in environments prone to inrush or surge currents—the FLNR150‑ID offers the capacity, delay characteristics, and visual indication needed to keep things running smoothly and safely.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\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. All trademarks and registered trademarks are the property of their respective owners.\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":50459179090219,"sku":"FLNR150-ID","price":0.0,"currency_code":"USD","in_stock":false},{"title":"Refurbished","offer_id":50459179122987,"sku":"FLNR150-ID  [R]","price":0.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0848\/0758\/1995\/files\/FLNR200IDcopy.png?v=1744755412","url":"https:\/\/store.circuitbreakersuperstore.com\/products\/flnr150-id","provider":"CIRCUIT BREAKER SUPERSTORE®","version":"1.0","type":"link"}