Littelfuse Cartridge Fuse, 1A 250V, 5mm x 20mm Time Delay

The Littelfuse Cartridge Fuse (1A/250V AC) is a reliable, slow-blow protective device designed to safeguard electrical components and internal circuits. Featuring a robust ceramic body with nickel-plated brass end caps and tin-plated copper leads, it offers superior durability and consistent performance. This fuse is engineered to meet the stringent IEC 60127-2, sheet 5 specification for time-lag fuses, ensuring compatibility and safety for use in a wide range of global applications.

As a supplementary protection device in appliances and utilisation equipment, it provides individual protection for sensitive components, preventing damage from overcurrent conditions. Its remarkable interrupting capacity of 1.5kA ensures it can safely clear high fault currents, enhancing the overall safety of the electrical system.

Key Technical Specifications

• Blow Characteristic: Time Delay (slow-blow), ideal for circuits with inrush currents
• Maximum Voltage Drop: 350mV
• Maximum Power Dissipation: 2.5W at 1.5 times the rated current
• Nominal Cold Resistance: 0.1515Ω
• Operating Temperature Range: -55°C to 125°C

Part of the trusted 215-series, this 5mm x 20mm (0.2” x 0.79”) cartridge fuse is a fundamental component for engineers and technicians requiring dependable circuit protection that adheres to international standards.