12V 40A 4 Pin Relay Universal Automotive Car Boat Bike Rally Motorsport

This JD1912 Automotive Relay is a reliable electrical component designed for controlling high-current circuits in vehicles and electrical systems. Built with durable materials and high-performance contacts, it ensures stable switching, long lifespan, and efficient power control for automotive and electrical applications.

⭐ Key Features

High Current Capacity
Supports up to 40A working current, making it suitable for controlling high-power automotive components.

Durable Silver Alloy Contacts
Made with Cu-Ag-Cr alloy contacts for improved conductivity, durability, and resistance to wear.

Red Copper Coil
Equipped with a high-quality copper coil for stable operation and efficient switching performance.

Overcurrent Protection
Designed with copper overcurrent protection, improving safety and reliability in electrical circuits.

Long Service Life

Fine Workmanship
Compact design with high manufacturing quality ensures consistent and reliable performance.

🔧 Applications

Commonly used for controlling:

📏 Specifications

📦 Package Includes

⚠ Notes