EATON Control Pole Kit, For Use With: 200 to 600 A General Duty Safety Switch, 30 to 1200 A Heavy Duty Safety Switch and 400 to 1200 A Double Throw Safety Switch, 3/4-Pole, 30 to 100 A DT, 200 A DT, 400 A DT, 600 A DT and 800 A DT, 8 in L x 5-1/2 in W x 4 in H,