This Car Auto Relay is a 40A automotive relay with a 5pin configuration and NO+NC contacts. It is designed for current switching in automotive electrical systems and features a coil voltage of 12V DC. The package includes 1 piece. Key benefits current switching: 40A load rating enables reliable control of demanding automotive devices. Flexible contact arrangement: NO and NC contacts allow versatile wiring options for defaulton or failsafe configurations. Compact, automotivegrade design: suitable for installation in engine bays, dashboards, or other vehicle electrical assemblies. Simple integration: 5pin form factor simplifies wiring and compatibility with common automotive relay sockets. Key attributes Functionality: 40A automotive relay with NO+NC contacts. Compatibility: designed for automotive use; coil voltage specified as 12V DC (Size: COIL 12VDC). Pin count: 5 pins (NO and NC contacts along with the common circuit path). Voltage/coil: coil voltage 12VDC as indicated in the size description. Packaging: 1 piece per . Technical notes Contact arrangement: NO (normally open) and NC (normally closed) with a common connection provided by the 5pin configuration. Use case flexibility: suitable for switching current devices such as headlights, cooling fans, or power pumps in 12V automotive systems. Use cases Replacing a stock relay for headlights or auxiliary lighting to enable controlled, current switching. Driving a cooling fan or electric water pump with a thermostat or controller, using the NO and NC contacts for reliable on/off logic. As part of a microcontroller or switchcontrolled accessory circuit, enabling safe isolation and control of current loads in a vehicle. What you get 1 piece Car Auto Relay with 40A rating, 5pin NO+NC configuration, coil voltage 12VDC, designed for automotive applications.