The Optifuse TCD-250MA fuse is a ceramic, time-lag, 250mA, 250VAC, 5x20mm, brass, bulk manufactured fuse designed to protect against overloads. It is UL listed and RoHS Compliant and is suitable for a variety of commercial and residential applications. It has a high temperature tolerance, fast clearance time, and high durability. The brass shell construction provides superior electrical conductivity and a longer service life. It is easy to install and provides high performance in a wide range of temperature variations.