The 2098164-4 is an extended height cover specifically designed for use with TE's 27, 38, and 49-position direct wire fuse and relay enclosures. This cover is a critical component for protecting internal fuses and relays, helping the overall assembly achieve an IP67 environmental sealing rating when installed. The extended height profile provides additional clearance for internal components and wiring. It is engineered for rugged applications in harsh environments, making it suitable for on-highway trucks, construction equipment, and agricultural machinery where protection against dust and moisture is essential.