AC 500 V RO16 fast acting ceramic fuse element RT1863 14x51 mm Pack of 20 pieces at 4 A rating Available in ratings from 2 A to 63 A Benefits - Fast overcurrent protection to limit damage from surges - Ceramic body provides high heat resistance and durability - Compact 14x51 mm size fits standard RO16 fuse holders - Quick blow performance for responsive circuit protection - Bulk pack supports easy stocking and maintenance Key attributes - Function: overcurrent protection for electrical circuits - Compatibility: standard RO16 14x51 mm fuses and holders - Size: 14x51 mm (diameter 14 mm, length 51 mm) - Material: ceramic - Performance: fast acting / quick blow - Voltage rating: up to 500 V AC - Current options: available from 2 A to 63 A Use scenarios - Electrical control panels protecting power supplies and controllers - Consumer electronics power supplies and lighting control gear - Industrial equipment and automation drives where brief surges may occur Notes - Verify the current rating matches the circuit requirements - Use with compatible holders and follow safety guidelines