EATON Bussmann Series Terminal Lug Kit, 3-Pole, 400 A Switch, 4 AWG to 600 kcmil Wire, Aluminum/Copper Wire, For Use With: 100, 200 and Compact 400 A Non-Fused Rotary Disconnect Switch, 200 and 400 A Fused Rotary Disconnect Switch, 4-1/2 in L x 1-1/2 in W x 3-1/2 in H Dimensions