The TN686 High Current Starting Relay is a robust automotive power relay designed for demanding vehicle applications. This heavy-duty relay, model RL/280-12, is engineered to handle the substantial current requirements of starting systems in trucks and motor vehicles. Built with precision manufacturing and quality materials, it provides reliable switching performance under intense loads. The relay features copper terminals for excellent conductivity and a durable black housing that protects internal components. Operating at 12V, this relay is perfectly suited for integration into various automotive and truck electrical systems. Its compact yet sturdy design ensures consistent operation in challenging environments, making it ideal for both original equipment replacement and new installations. The TN686 relay's proven construction delivers the dependable performance needed for critical starting circuits, while its versatile configuration allows for straightforward installation across multiple vehicle types.