High performance relay for switching on and off (on/off) ideal for universal 12 V applications. More details in the relay manual. Product: 4 pin 12 V extra heavy duty load relay 250A. Package includes: 1 car relay. Dimensions: 4 x 4 x 4 cm. Input voltage: 12 V (operating voltage and charging voltage). Continuous current: 200A (normally open). Peak Current: 250A (Normally Open). Auto Connect Voltage: 6.8V-8.5V Auto Shut-Off Voltage: 1.2V-3V Over Voltage: 14 V. Application: The universal relay can be used in cars, RVs, tractors, construction vehicles, etc. Start large vehicles and all types of large current control systems.