Beefy Built 30 40 Amp SPDT Relay Harness Kit For 12V Automotive Use Bosch Style 4 Pack With Relays Sockets Wires And Pigtails UL Listed 6 Inch Leads Included

Beefy Built 4-Pack 30/40A SPDT Relay Harness Kit for 12V
✔️ 40A/30A capacity, 4 relays with sockets, UL listed 6in leads

This kit bundles four Bosch-style SPDT relays, sockets, and wiring for 12V automotive applications. It's ideal for powering high-current accessories like lights, winches, or pumps from a single switch with clean, safe wiring.

✅ 40A NO / 30A NC switching at 14VDC
✅ Max switching current 40A, max voltage 30VDC
✅ 560W max switching power
✅ Initial contact resistance 50mΩ max at 6VDC 1A
✅ Operate time 10 ms, release time 5 ms max
✅ Ambient temperature range -40°C to +125°C
✅ Includes 4 relays, 4 sockets, and UL-listed 6 inch leads

💡 What is a 12V SPDT relay harness kit typically used for in automotive wiring?

This handy setup helps you control several high-current devices from one switch, cleanly and safely. - Handy for lighting upgrades, winch control, or accessory power distribution - Includes sockets and pre-wired pigtails for fast installation - UL-listed leads provide reliable safety and insulation