Song Chuan Coil"Sealed" SPST 50A 12VDC Relay (Pack of 3): Amazon.com: Industrial & Scientific
Amazon.com: APIELE 4 Pin Relay 12V 40A Relay with 30A Fuse DC SPST Fused Relay Normally Open 1NO with 14 AWG Harness Socket for Car Truck Motor : Automotive