DS EN 4165-010:2007 Aerospace Series - Connectors, Electrical, Rectangular, Modular - Operating Temperature 175 Degrees C Continuous - Part 010: Rack And Panel Rear Mounted Plug For 2 And 4 Modules, Series 2 - Product Standard Describes the rack and panel rear mounted plug 2 and 4 modules, series 2 used in the family of rectangular electrical connectors.