The Optifuse FCA-30A is a Quick Blow Fuse with a 30A rating, rated for 250VAC, a 6.3x32mm dimension, and a ceramic body. It is made from brass and is used for overcurrent protection applications. This fuse will react quickly when overcurrent is detected, reducing the risk of fire or equipment damage. It is ideal for protecting electrical circuits in a wide variety of applications, including HVAC systems, electronic control circuits, motor circuits, appliances, and automotive circuits. The FCA-30A fuse meets all UL and cUL standards.