Littelfuse Non-Resettable Fuse 1.25A 125V Ceramic Body Super Fast Acting 451 Series 04511.25MRL

Littelfuse 04511.25MRL Non-Resettable Fuse is designed for precise over-current protection in low voltage electronic circuitry. It features a ceramic body that provides excellent thermal and mechanical stability, supporting operation from -55°C to 125°C. This super fast acting fuse is ideal for safeguarding high-value silicon ICs in applications such as alarm systems, audio/visual equipment, computer boards, portable telephones, power supplies, and medical apparatus.

The fuse dimensions are compact, with a width and height of 2.69mm and a depth of 6.1mm, supporting space-efficient surface mount technology on printed circuit boards. Its breaking capacity is rated at 50A, ensuring robust protection in fault conditions. Terminal materials vary including silver plated, tin lead plated, and gold plated finishes, catering to diverse soldering and electrical connection requirements.

This fuse complies with critical industry standards including UL 248-1, CSA, RoHS, and CE, guaranteeing reliability, quality, and environmental safety. Packaged on reels, it supports high volume automated insertion machinery enhancing manufacturing efficiency. Littelfuse 451 Series NANO2 surface mount fuses are small wire-in-air square shape devices engineered specifically for secondary side circuit protection in industrial, commercial, and medical electronics.

Compact ceramic body construction for durability and heat resistance. Super fast acting fuse characteristics protect sensitive electronics effectively. Wide operating temperature range from -55°C to 125°C for varied environments.

High breaking capacity of 50A for reliable fault interruption. Compliance with UL 248-1, CSA, RoHS, and CE standards ensures safety and quality. Available on reels for improved production efficiency and automatic mounting.

Ideal for use in alarm systems, medical devices, power supplies, and computer boards. Multiple terminal plating options to suit different circuit requirements. Part of trusted Littelfuse 451 Series NANO2 fuse family for size-constrained designs.

Choose this Littelfuse fuse to ensure fast, safe, and effective circuit protection in a wide range of electronics manufacturing and repair applications. Browse more Fuses and protective components in the Electronics & Electricals category on EnvMart for your industrial and commercial needs.