DSX-3 Module: 3-port rear cross-connect with standard size jacks with red LED for cross-connect tracing BNC Equipment Cable and Cross-Connect Interface.
DSX-1 Patch Panel: Modular 8-ckt 1-8 label each module Front-Below Cross-Connect IN/OUT Wire-Wrap 19 WECO/EIA White Equipped With One Module (capacity for 6 modules 48-ckts). Note: there are no LEDs on this module.
DSX-1 Patch Panel: Modular 8-ckt 1-8 label each module Front-Below Cross-Connect IN/OUT Wire-Wrap 19 WECO/EIA LED Black Equipped With One Module (capacity for 6 modules 48-ckts)