Toshiba RCOS1A 4-Circuit CO Line Sub-assembly Card
- (Stock# RCOS1A)
- This Toshiba card is a 4 circuit loop start CO line subassembly (mounts on RCOU). It attaches to the RCOU to provide 4 additonal loop start CO/PBX/Centrex line circuits.
The image displayed is for illustrative purposes only and may not be the product listed