- Spool #: 31.0 - Gauge: 28 - Number of Conductors: 48.0 - Approximate Length in Feet: 39.0 - Text on Wire: CM 3 PR24 Shielded (UL) E108998 or AWM 2919 Low Voltage computer Cable Belden 8103 CSA PCC FT1 or **** - SPOOL ID (in inches): 1.875 - SPOOL OD (in inches): 3.5 - SPOOL Height (in inches): 5.5 - Cable Diamater (in inches): 0.275 - ONLINE: Price Per Foot: 10.0 - Est Value: 390.0