SOCKET MTR RINGLESS 600VAC 200A 1 60HZ Protects utility linemen from dangerous generator backfeed Robust interlock design Offered in two unique styles for almost any BR load center, which can reduce inventory levels Quick and easy installation - drill points or fixtures for pilot holes are provided on all applicable BR load centers, no additional assembly is required

Cutler-Hammer Mechanical Interlock Kit, Type BR Neutral Plug-On, 125 A, 7.4 in L x 9.1 in W x 1.4 in H Dimensions