2 Pack 30A Fuse Relay Car Truck Socket Kit - 30A ATO/ATC Switch Harness Set - 12V DC SPST Automotive 14 AWG Wires, 4-Pin with Wire, 4PIN

High switching capacity of 12V DC (14V max) and 30A.
Upgraded version - Automotive relays integrated into the fuse socket include 30A blade fuses with heavy-duty 14 AWG wires for the main contact. No need for a separate fuse holder, saving space and money. 4-pin SPST (single-pole single-throw) relay.
Mounting design feature - The mounting design A unique male and female slot on each edge of the connector connects the relays together and easily manages the cables, providing a clean and tidy installation. Wire specifications: Black - Ground (85), Red - VDC (30), White - Trigger (86), and Blue - N/O Output (87). Wide application - Widely used in car key power control, overload protection, trunk unlocking, polarity reversal, electric door locking/actuator control, switching a low current output to a high current output, adding ignition/accessory outputs, controlling motors/other electronic devices, etc.