Patent ID: 7265966

Claim:
An electrical meter or metering instrument assembly system comprising: a) an electrical meter or metering instrument with or without a readable display; and b) a modular housing system including: a housing enclosing the instrument, wherein the housing comprises an end opening configured to receive the instrument within the housing; a first end closure member and a second end closure member each configured to be interchangeably mounted on the housing to cover the end opening such that the first and second end closure members can be selectively alternatively mounted on the housing to cover the end opening; wherein the first end closure member includes a transparent display panel to permit viewing of a readable display of the instrument through the transparent display panel when the instrument in the housing has a readable display and the first end closure member is mounted on the housing and covering the end opening; and wherein the second end closure member includes a mounting plate adapted to mount the instrument with respect to a surface or a connector rail when the instrument is disposed in the housing and the second end closure member is mounted on the housing and covering the end opening.