Rail Surge Plane Busbars and Supports SubcategoriesRail Surge Plane Strip BusbarDetailsSurge Plane Strip Busbar Hardware KitDetailsRail Four Post Terminal BlockDetails Products | 3 results (10 items) Rail Surge Plane Strip Busbar Details Surge Plane Strip Busbar Hardware Kit Details Rail Four Post Terminal Block The Rail four post terminal block separates "clean" wiring from "dirty" wiring and includes integrated test terminals with slots for low-impedance busbar. Details