The HVX Expansion Module (items 828/828A) adds 128 test points to a CableEye HVX series system. Up to 7 expansion modules can be connected for a total system capacity of 1024 test points. Each expansion unit has two 64-pin header connectors that can be used with our QuickMount™ Housing (item 712). You can also connect them directly to your UUT using 64-conductor Ampmodu cables.