Ideal 0924 Medium Duty Terminal Block, Wire Size: 8 - 22 AWG, Spacing: 3/8 IN, Amperage Rating: 50 AMP, Voltage Rating: 600 V, Polyester, Gray, Mounting: Channel Mount (Dovetail Base), Connection: Tubular Screw, 10-32 Combo Head, Screw Torque: 8 IN-LB, Contact Material: Copper Alloy, Zinc Plated, Steel, Zinc Plated Screw, Flammability: UL94V-0 Rated, For High Temperature