Rack or Chassis
A chassis is the physical frame or structure of an automobile, an airplane, a desktop computer, or other multi-component device.
A Rack is the framework, typically with rails, bars, hooks, or pegs, for holding or storing things.
Q38DB - Mitsubishi
Q Universal CPU high speed base with 8 I/O slots and 1 power supply slot..
6ES7194-1AA00-0XA0 - Siemens
ET200X CABLE ConNECTOR FOR PROFIBUS-DP REPLACED BY 6ES7194-1AA01-0XA0..
6ES7590-1AF30-0AA0 - Siemens
Mounting rail for SIMATIC S7-1500, 530 MM including grounding element, integRated DIN rail for mount..
6ES7194-1KA01-0XA0 - Siemens
SIMATIC DP, Y ConNECTOR FOR DISTRIBUTED I/O ET 200 FOR THE DOUBLE WIRING OF I/O with onE CABLE TO ET..