Special Features:

Accommodates four t-1 3/4 lamps; three-way split display screen; top half illuminates white left side of bottom half illuminates white right side of bottom half illuminates green

Properties:

Two or more different types of items having a common mounting or mounted on each other which together forms a portion of a switch but which in itself is not a complete functioning item and cannot be assigned a more definite item name. See also switch section, rotary and contact assembly, electrical.