This heavy-duty DC contactor switch is designed for reliable performance in vehicle electrical systems. Available in three current ratings - 100A, 200A, and 400A - this versatile contactor operates across multiple DC voltage ranges from 12V to 72V. The switch features both normally open (NO) and normally closed (NC) configurations, making it ideal for various automotive applications. Its robust construction includes sturdy terminal connections with gold-plated contacts for optimal conductivity and corrosion resistance. The mounting bracket provides secure installation, while the compact design allows for flexible placement in tight spaces. Perfect for use in electric vehicles, industrial equipment, and power distribution systems where reliable high-current switching is essential. The contactor's durable housing ensures protection against environmental factors, while its efficient design helps maintain consistent performance under demanding conditions. Compatible with multiple vehicle system configurations, this contactor switch offers dependable operation for both standard and specialized automotive electrical applications.