 Sager Electronics | UTP28SP7RD | 1 | | | 1 @ $14.81, 11 @ $14.12, 27 @ $12.75, 54 @ $11.77 |
| Heilind Electronics | PANUTP28SP7RD | 1 | | | |
| Electro Sonic | UTP28SP7RD | 1 | | | 1 @ $16.27, 10 @ $14.77, 25 @ $13.72, 50 @ $12.81, 100 @ $12.31 |
| Onlinecomponents.com | UTP28SP7RD | 1 | | 1 | 1 @ $15.63, 2 @ $14.85, 26 @ $14.11, 101 @ $13.40, 251 @ $12.73 |
 CDW | 3602243 | 1 | 9 | 1 | 1 @ $17.99 |
| Allied Electronics | 71122762 | 10 | | 1 | |
 Platt.com | 0219948 | 1 | | 1 | 1 @ $16.76 |
| Office Specialties | UTP28SP7RD | 1 | | 1 | |
 Digi-Key | 298-12914-ND | 1 | 47 | 1 | 1 @ $13.26, 10 @ $12.91, 25 @ $12.55, 50 @ $12.19, 100 @ $11.83, 500 @ $11.47, 1000 @ $11.11 |
 PCNation | 1G9562 | 1 | | 1 | 1 @ $16.40 |
 Zoro | G0587877 | 5 | | 5 | 1 @ $18.07 |
 Newark | 46W9320 | 10 | | 10 | 10 @ $20.44 |
| Digi-Key | 7920203 | 1 | 33 | 1 | 1 @ $13.26, 10 @ $12.91, 25 @ $12.55 |
| Beach Audio | 1180389 | 1 | | 1 | |
 steinerelectric.com | 931738 | 1 | | 1 | 1 @ $18.12 |
 alldataresource.com | MM07-PA7SD-03 | 1 | -2 | 1 | 1 @ $15.86 |
 jensentools.com | 10017890 | 1 | | 1 | 1 @ $17.08 |
| Graybar | 25477506 | 1 | 18 | 1 | 1 @ $10.37 |
| Crescent Electric Supply Co | 2000265 | 1 | | 1 | |
 Galco | UTP28SP7RD-PNDT | 10 | | 10 | 1 @ $14.31 |
 Beach Audio | 18315147 | 1 | | 1 | |
| spaceboundsolutions.com | SBS-925634 | 1 | -2 | 1 | 1 @ $19.48 |
 ipcstore.com | 12_UTP28SP7RD_1 | 1 | -2 | 1 | 1 @ $15.00 |
| us.rs-online.com | 71122762 | 10 | | 1 | 10 @ $16.80, 20 @ $16.22, 50 @ $15.88 |
 crescentelectric.com | 431768 | 1 | | 1 | 1 @ $20.04 |
