Description: 【High Performance and Safe】: This automotive relay fuse box features a nonlatching coil type with a maximum switching voltage of 12VDC and a current capacity of up to 40A. It ensures quick response times with contact opening and closing actions within 5ms, providing reliable performance for your vehicle's electrical system 【Sturdy Construction】: Designed with a sealing rating, this relay fuse box is built to withstand harsh environments, offering ideal protection against dust and water ingress. The use of copper and nylon materials ensures durability and long term performance 【Two Protection Fuse Holder】: Each relay includes six fuse slots that accommodate appropriately sized fuses, safeguarding your circuits from overcurrent damage. This two protection feature enhances the safe of your vehicle's electrical components 【Pre Wired Convenience】: The pre wired design integrate individual wires into a single terminal lug, making installation safe compared to thin integrated wires. This setup simplifies the wiring process while ensuring secure connections for optimal functionality. 【Compact Design and Packaging】: With product dimensions of 12.7cmx7.2cm and packaging size of 18.5cmx9cmx13cm, this relay fuse box is compact yet efficient in design, fitting seamlessly into various automotive applications. The package includes 1 fully assembled unit ready for immediate installation Specification: Material: Copper, Nylon Color: Black Size Chart: 12.7cmx7.2cm/5.00inchx2.83inch Package Size 18.5cmx9cmx13cm/7.28inchx3.54inchx5.12inch Package Includes: 1x 12V Relay Box Note: Please allow slightly errors due to manual measurement and different monitors.