# Component Codes

Substation ES modules are divided into different components. Each component is identified by a three-character code that has been registered with the IBM product codes division.

The following table lists the component codes used for the installation:

Code | Component
--- | ---
`SXS` | Substation ES
`SXC` | Substation ES CICS Interface
`SXI` | Substation ES IMS Interface
`SXG` | Substation ES general entities
`SXL` | Substation ES Logging and Tracing
`SXU` | Substation ES utilities
`SXT` | Substation ES ESB entities
`SXR` | Substation ES Rendezvous entities
`SXJ` | Substation ES EMS entities
`SXX` | Substation ES RED Interface

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