S7-300 Automation System Module data 
Manual,  08/2006, A5E00105505-04 
D-1 
D Spare parts and accessories for S7-300 modules 
D
Spare parts 
The table below lists the S7-300 parts you can order separately or later. 
Table D-1  Accessories and spare parts 
S7-300 parts  Order number 
Bus connector  6ES7390-0AA00-0AA0 
Power connector between power supply unit and CPU  6ES7390-7BA00-0AA0 
Labeling strip (10 items) 
•  for 8-/16channel modules 
•  for 32channel modules 
 
6ES7392-2XX00-0AA0 
6ES7392-2XX10-0AA0 
Labeling strips for printing 
•  for 16-channel modules (petrol) 
(light-beige) 
(yellow) 
(red) 
•  for 32-channel modules (petrol) 
(light-beige) 
(yellow) 
(red) 
 
6ES7392-2AX00-0AA0 
6ES7392-2BX00-0AA0 
6ES7392-2CX00-0AA0 
6ES7392-2DX00-0AA0 
6ES7392-2AX10-0AA0 
6ES7392-2BX10-0AA0 
6ES7392-2CX10-0AA0 
6ES7392-2DX10-0AA0 
•  Instructions for printing labeling strips using print templates 
http://www.siemens.de/automation/csi/product 
Contribution ID: 11978022 
Slot number plate  6ES7912-0AA00-0AA0 
Front connector 20-pin 
•  Screw technology (1 unit) 
•  Screw technology (100 unit) 
•  Spring clamp technology (1 unit) 
•  Spring clamp technology (100 unit) 
 
6ES7392-1AJ00-0AA0 
6ES7392-1AJ00-1AB0 
6ES7392-1BJ00-0AA0 
6ES7392-1BJ00-1AB0 
Front connector 40-pin 
•  Screw technology (1 unit) 
•  Screw technology (100 unit) 
•  Spring clamp technology (1 unit) 
•  Spring clamp technology (100 unit) 
 
6ES7392-1AM00-0AA0 
6ES7392-1AM00-1AB0 
6ES7392-1BM01-0AA0 
6ES7392-1BM01-1AB0 
Front connector for 2 ribbon cable connections 
•  screw terminal technology 
•  cageclamp technology 
 
6ES7921-3AB00-0AA0 
6ES7921-3AA00-0AA0