| Onlinecomponents.com | UTP28X3 | 1 | | 1 | 1 @ $19.55, 2 @ $18.57, 11 @ $17.64, 26 @ $16.76, 51 @ $15.92 |
| Allied Electronics | 71122776 | 10 | | 1 | |
 CDW | 3769705 | 1 | 250 | 1 | 1 @ $20.99 |
 Digi-Key | 298-12920-ND | 1 | 40 | 1 | 1 @ $16.98, 10 @ $16.52, 25 @ $16.07, 50 @ $15.61, 100 @ $15.15, 500 @ $14.69, 1000 @ $14.23 |
 Platt.com | 0219166 | 1 | | 1 | 1 @ $20.67 |
| Office Specialties | UTP28X3 | 1 | | 1 | |
| Newark | 67Y7839 | 1 | 35 | 1 | 1 @ $27.16, 3 @ $26.02, 5 @ $24.65, 10 @ $23.28 |
 PCNation | 4L9120 | 1 | | 1 | 1 @ $18.60 |
 Zoro | G0700455 | 5 | | 5 | 1 @ $22.20 |
| Digi-Key | 7920209 | 1 | 10 | 1 | 1 @ $20.87, 10 @ $20.29, 25 @ $19.71, 50 @ $19.13, 100 @ $18.55, 500 @ $17.97 |
| French Gerleman | PANDUTP28X3 | 1 | | 1 | |
 alldataresource.com | MM03-PA6ASD-01 | 1 | -2 | 1 | 1 @ $18.51 |
 jensentools.com | 10017916 | 1 | | 1 | 1 @ $21.06 |
| Graybar | 25704176 | 1 | 39 | 1 | 1 @ $13.66 |
 Galco | UTP28X3-PNDT | 10 | | 10 | 1 @ $16.30 |
 Beach Audio | 18462280 | 1 | | 1 | |
| us.rs-online.com | 71122776 | 1 | 10 | 1 | 1 @ $20.87, 5 @ $20.04, 10 @ $19.62, 25 @ $19.20, 50 @ $18.78 |
 ipcstore.com | 12_UTP28X3_1 | 1 | | 1 | 1 @ $18.00 |
| spaceboundsolutions.com | SBS-925257 | 1 | -2 | 1 | 1 @ $19.32 |