SIBA Fast Acting Fuse 6.3mm x 32mm - 4A

The SIBA Fast Acting Fuse is a high-quality miniature fuse designed for the robust protection of sensitive electronic circuits and semiconductors. Featuring a non-transparent, filled ceramic tube and nickel-plated brass end caps, this fuse delivers reliable performance and excellent durability in demanding applications. Its fast-acting, quick-blow characteristic ensures a rapid response to overcurrent conditions, helping to prevent damage to valuable components by interrupting the circuit swiftly and effectively.

This fuse is rated for 500VAC and offers a substantial breaking capacity of 50kA, making it suitable for a wide range of industrial and electrical environments. The ceramic body provides superior arc-quenching properties and thermal stability, ensuring consistent operation even under high-stress conditions. The nickel-plated brass end caps ensure optimal conductivity and corrosion resistance, maintaining a secure electrical connection over time.

Key Specifications & Features

• Blow Characteristic: Fast acting (quick blow) for rapid overcurrent protection.
• Voltage Rating: 500VAC, suitable for a variety of circuit voltages.
• High Breaking Capacity: 50kA AC breaking capacity handles high fault currents safely.
• Robust Construction: Ceramic tube with nickel-plated brass end caps for durability and reliable performance.
• Semiconductor Protection: High fuse ratings are specifically designed for protecting semiconductors.
• Low Power Dissipation: 1.6W power dissipation at 1.5 times the rated current helps minimise energy loss.
• Compact Size: Standard metric dimensions of 6.3mm x 32mm (imperial equivalent: 1/4" x 1-1/4").

Ideal for integration into control panels, power supplies, industrial machinery, and any electronic equipment where reliable circuit protection is non-negotiable. Please note that market demand can affect lead and

Variant Details

• Size: 4A