S42023-L5080-A1-7 Siemens HiPath 4000 PBX Module

The Siemens S42023-L5080-A1-7 is an SRP1B-MSI (Signalling and Relay Processor) module designed for use in Siemens HiPath telecommunications platforms. This processor board handles signalling functions and relay operations within the PBX system, serving as a critical component for call control and system coordination.

The SRP1B-MSI module is deployed within Siemens HiPath 4000 series enterprise communication systems, where it manages signalling protocols and provides essential processing capabilities for large-scale telephony installations. These systems are typically found in corporate environments requiring robust, high-capacity voice communications infrastructure.

This is a legacy Siemens product from the HiPath era, predating the Unify brand transition. While these systems remain in active service across many enterprises, the platform is now considered end-of-life. The SRP1B-MSI module remains essential for maintaining existing HiPath 4000 installations and supporting organisations that continue to operate this mature but reliable telecommunications infrastructure.

Available from Tech Star as new or refurbished stock. Submit a price enquiry for availability and lead time.