Keep your vehicle's electrical systems running smoothly with this high-capacity automotive relay, designed for demanding applications in cars and trucks. Featuring a robust SPDT (Single Pole Double Throw) configuration, this relay offers flexible circuit control options to suit a variety of automotive wiring setups. Available in both 5-pin and 4-pin models, it delivers secure connections and stable operation under heavy loads. With an impressive 100A switching capacity and compatibility with both 12V and 24V DC systems, this relay handles even the most power-intensive automotive applications with ease. The waterproof design ensures reliable performance in wet or harsh environments, making it a dependable choice for under-hood installations. The transparent housing allows for easy visual inspection of internal components, including the built-in LED indicator that confirms when the relay is active. Whether you're upgrading your vehicle's electrical system or replacing a faulty relay, this versatile unit provides the durability and performance you need.