This 4Way junction box by Mercury is a must-have for any boat enthusiast. It is designed with high-quality materials that are built to last. With its compact size, it can easily fit in tight spaces on your boat. The junction box is compatible with Mercury brand engines and has a manufacturer part number of 878492T14. Whether you are looking for a replacement or an upgrade, this junction box is a reliable choice. It is perfect for connecting various electrical components in your boat. Don't miss out on this great item for your next adventure on the water.