- This premium fuse relay box features a robust waterproof design, ensuring your electrical components remain protected from moisture and potential damage. - Prewired for your convenience, it includes a user-friendly holder block design, making installation quick and hassle-free. - Operating at 12V, this unit comes equipped with 6 ATC fuse holders, providing secure and reliable fuse installation for your electrical systems. - With 2 additional relay slots available, customize your setup effortlessly by adding relays as needed, enhancing flexibility and performance. - Ideal for automotive applications, marine systems, and outdoor equipment, this fuse relay box is perfect for anyone looking to organize and safeguard their electrical connections effectively. - Its durable construction and thoughtful design make it a smart choice for maintaining an efficient and reliable electrical system in various environments. - Whether you're upgrading your vehicle, revamping a boat's electrical system, or managing outdoor lighting setups, this fuse relay box ensures organization, safety, and improved functionality.