This high current starting relay is built to handle the demanding electrical needs of automotive and heavy-duty applications. Available in 100A and 200A ratings at 12V, this electromagnetic relay delivers stable and efficient switching performance when you need it most. The sealed construction protects internal components against dust, moisture, and vibration, ensuring long-lasting reliability even in harsh operating environments. Featuring a low power contact load design, it minimizes energy draw on the control circuit while managing heavy current loads with ease. The four-terminal configuration (pins 30, 86, 85, and 87) makes wiring straightforward and compatible with a wide range of vehicles including cars, trucks, and SUVs. Copper contact terminals provide excellent conductivity and corrosion resistance, while the rugged black housing offers added durability. Whether you're upgrading a starter circuit, managing auxiliary power systems, or building a custom electrical setup, this versatile general-purpose relay is a dependable choice for high-current switching needs.