The 0034.6618 is a 2A/250VAC time-lag Non-resettable Fuse with thermoplastic housing, tin-plated copper terminals and radial leaded fuse case. This MST-series PCB/THT mount fuse features low breaking capacity. Directly solderable on printed circuit boards. Provides low voltage primary and secondary protection. Devices meet applicable international safety standards. Used for primary protection on PCB.