How do I identify the correct S20 unit?
Use the complete type code, material number and revision from the nameplate. Clear photos of the label, full unit and connections help verify the configuration.
Controls, HMI & Interfaces / Product family
IndraControl S20 I/O
Official manufacturer documentation identifies this I/O family or module group. Bus coupler, channel function, electrical limits and full revision must be verified.
Call for availability
Model groups
Choose the series from the tag.
S20-BS
Call for availability
S20-BS is documented within IndraControl S20 I/O. Official manufacturer documentation identifies this I/O family or module group. Bus coupler, channel function, electrical limits and full revision must be verified.
S20-BS-S
Call for availability
S20-BS-S is documented within IndraControl S20 I/O. Official manufacturer documentation identifies this I/O family or module group. Bus coupler, channel function, electrical limits and full revision must be verified.
S20-ETH-BK
Call for availability
S20-ETH-BK is documented within IndraControl S20 I/O. Official manufacturer documentation identifies this I/O family or module group. Bus coupler, channel function, electrical limits and full revision must be verified.
S20-PN-BK+
Call for availability
S20-PN-BK+ is documented within IndraControl S20 I/O. Official manufacturer documentation identifies this I/O family or module group. Bus coupler, channel function, electrical limits and full revision must be verified.
S20-S3-BK+
Call for availability
S20-S3-BK+ is documented within IndraControl S20 I/O. Official manufacturer documentation identifies this I/O family or module group. Bus coupler, channel function, electrical limits and full revision must be verified.
S20-DI
Call for availability
S20-DI is documented within IndraControl S20 I/O. Official manufacturer documentation identifies this I/O family or module group. Bus coupler, channel function, electrical limits and full revision must be verified.
S20-DO
Call for availability
S20-DO is documented within IndraControl S20 I/O. Official manufacturer documentation identifies this I/O family or module group. Bus coupler, channel function, electrical limits and full revision must be verified.
S20-DIDO
Call for availability
S20-DIDO is documented within IndraControl S20 I/O. Official manufacturer documentation identifies this I/O family or module group. Bus coupler, channel function, electrical limits and full revision must be verified.
S20-AI
Call for availability
S20-AI is documented within IndraControl S20 I/O. Official manufacturer documentation identifies this I/O family or module group. Bus coupler, channel function, electrical limits and full revision must be verified.
S20-AO
Call for availability
S20-AO is documented within IndraControl S20 I/O. Official manufacturer documentation identifies this I/O family or module group. Bus coupler, channel function, electrical limits and full revision must be verified.
S20-SSI
Call for availability
S20-SSI is documented within IndraControl S20 I/O. Official manufacturer documentation identifies this I/O family or module group. Bus coupler, channel function, electrical limits and full revision must be verified.
S20-COUNTER
Call for availability
S20-COUNTER is documented within IndraControl S20 I/O. Official manufacturer documentation identifies this I/O family or module group. Bus coupler, channel function, electrical limits and full revision must be verified.
S20-RS
Call for availability
S20-RS is documented within IndraControl S20 I/O. Official manufacturer documentation identifies this I/O family or module group. Bus coupler, channel function, electrical limits and full revision must be verified.
S20-PWR
Call for availability
S20-PWR is documented within IndraControl S20 I/O. Official manufacturer documentation identifies this I/O family or module group. Bus coupler, channel function, electrical limits and full revision must be verified.
Manufacturer document trail
Bosch Rexroth Electric Drives & Controls GoTo Catalog
Official product overview for documented control, HMI, I/O, IPC and drive-system hardware.
Use the document reference to check product-family context and edition availability. The physical nameplate, material number, revision and installed machine still govern any stock, repair or compatibility decision.
View manufacturer reference →Common questions
Before you remove the unit.
Does Indramat.com show S20 stock?
Availability changes. Call or submit the exact code for a current stock, condition, repair or exchange check.
Can Litco repair or exchange S20 equipment?
The same intake can be routed for repair evaluation, exchange or replacement. Include the machine, fault symptoms and complete hardware configuration.
Availability · repair · exchange
Send the complete code.
The suffix can change electrical and mechanical compatibility. Include every character and a clear nameplate photo.