Five Pack Four Pin Forty And Thirty Amp 12V DC Waterproof Relays With Heavy Duty Twelve And Sixteen AWG Tinned Copper Wires Dual Relay SPDT Automotive Relays For Fuel Pump Cooling Fan And LED Flasher

Five-Pack 12V Waterproof SPDT Relays for Auto Use
✔️ Five 12V SPDT auto relays, IP65 waterproof housing, 130mm harness

This five-relay kit provides durable, weatherproof SPDT switching for automotive and marine wiring. It's ideal for fuel pumps, cooling fans, LED flashers and other 12V circuits in cars, trucks, boats, and off-road rigs.

✅ Dual-relay SPDT design supports fuel pump, cooling fan, LED flasher
✅ IP65 waterproof and dustproof housing for harsh environments
✅ Color-coded pre-wired harness with 12V fuse holder for simple wiring
✅ 40A NO / 30A NC at 14VDC; built-in flyback diode for safety
✅ Operating range -40°C to +125°C; includes mounting screws and heat shrink

💡 What is a 12V SPDT automotive relay used for in vehicle electrical systems? This handy piece helps you switch high-current loads from a low-current control signal. - Fuel pump and radiator fan control in 12V vehicle electrical systems - LED flashers and signaling circuits for reliable operation - Rugged IP65 sealing makes it good for off-road and marine use - Built-in flyback diode protects circuits during switching