Bosch Style 12V 5 Pin SPDT Relay Kit Beefy 40A 30A Heavy Duty Automotive Relays Interlocking Harness Socket Holder 14 AWG Wires 6 Pack For Auto Fans And Car Electricals

Heavy-Duty 12V SPDT Relay Kit with 40A/30A (6 Pack)
✔️ 40A/30A high switching, interlocking socket, 14AWG wires, six-pack

This heavy-duty 12V relay kit uses a 5-pin SPDT design with an interlocking harness base for neat cable management in automotive fans, cooling systems, and power circuits.

✅ 12V DC coil, 5-pin SPDT with 40A/30A switching rating
✅ Interlocking socket base for tidy cable routing
✅ Heavy-duty 14 AWG main contacts with 6 inch pre-wired pigtails
✅ Color-coded wires: Black - Ground (85), Red - VDC (30), White - Trigger (86), Yellow - NC (87a), Blue - NO (87)

💡 What is a 12V automotive relay with SPDT used for in car electrical systems?

A handy component that lets you switch high-current devices from a low-current control signal.

• Controls high current loads without routing through dash switches
• SPDT gives normally open and normally closed paths for flexible wiring
• Interlocking harness keeps wiring neat and reduces clutter