 Sager Electronics | UTP28SP1 | 1 | | | 1 @ $10.89, 15 @ $10.38, 37 @ $9.38, 74 @ $8.65 |
| Heilind Electronics | PANUTP28SP1 | 1 | | | |
| Electro Sonic | UTP28SP1 | 1 | | | 1 @ $11.93, 25 @ $11.02, 100 @ $10.23, 250 @ $9.55, 500 @ $9.18 |
| Onlinecomponents.com | UTP28SP1 | 1 | | 1 | 1 @ $11.49, 2 @ $10.92, 26 @ $10.37, 101 @ $9.85, 251 @ $9.36 |
| Allied Electronics | 71146106 | 10 | | 10 | |
| iodParts | UTP28SP1 | 1 | | 1 | |
 Platt.com | 0696590 | 1 | | 1 | 1 @ $13.11 |
| Office Specialties | UTP28SP1 | 1 | | 1 | |
 Digi-Key | 298-12881-ND | 1 | 130 | 1 | 1 @ $10.38, 10 @ $10.10, 25 @ $9.82, 50 @ $9.54, 100 @ $9.26, 500 @ $8.98, 1000 @ $8.70 |
 PCNation | 1Z1142 | 1 | | 1 | 1 @ $14.35 |
 Zoro | G0638128 | 10 | | 10 | 1 @ $14.68 |
 Newark | 46W9051 | 1 | 9 | 1 | 1 @ $15.02, 10 @ $14.63, 25 @ $14.18, 50 @ $13.79, 100 @ $13.41, 500 @ $13.03, 1000 @ $12.57 |
 CDW | 3756106 | 1 | 173 | 1 | 1 @ $14.99 |
| Digi-Key | 7920170 | 1000 | 22 | 1000 | 1 @ $11.54, 10 @ $11.23, 25 @ $10.92, 50 @ $10.61, 100 @ $10.30, 500 @ $9.98, 1000 @ $9.67 |
 alldataresource.com | MM01-PA7SD-01 | 1 | -2 | 1 | 1 @ $12.58 |
 jensentools.com | 10017856 | 1 | | 1 | 1 @ $13.36 |
| Graybar | 25474059 | 1 | | 1 | 1 @ $9.00 |
 Galco | UTP28SP1-PNDT | 10 | | 10 | 1 @ $10.94 |
 Beach Audio | 18243110 | 1 | | 1 | |
| us.rs-online.com | 71146106 | 1 | 10 | 1 | 1 @ $13.60, 5 @ $12.99, 10 @ $12.72, 25 @ $12.44, 50 @ $12.17, 100 @ $11.90 |
| spaceboundsolutions.com | SBS-925425 | 1 | -2 | 1 | 1 @ $16.86 |
 ipcstore.com | 12_UTP28SP1_1 | 1 | -2 | 1 | 1 @ $13.00 |