The HYUN JIN LT HJ-107-1 PCB Board is a marine-grade control and alarm interface board designed for shipboard automation systems. Featuring 10 relay sockets, multi-channel fuse protection, and terminal blocks for signal connections, this board provides reliable control and signal distribution for engine room alarm systems and pump control circuits. Manufactured by HYUN JIN, it is built to withstand the harsh marine environment, ensuring stable performance for ship safety and monitoring applications.