| Waldom | TE CONNECTIVITY PSC-28-1 | 1 | | 1 | |
 Digi-Key | 14807336 | 1 | | 1 | 57 @ $1.26, 627 @ $1.22 |
| Power and Signal Group | 7-1437288-4 | 1 | | 10000 | |
| Onlinecomponents.com | PSC-28-1 | 1 | 4500 | 1 | 1 @ $1.46, 25 @ $1.34, 100 @ $1.30, 500 @ $1.26, 1000 @ $1.18, 2500 @ $1.09 |
| Onlinecomponents.com | 7-1437288-4 | 1 | 4500 | 1 | 1 @ $1.15, 2 @ $1.05, 26 @ $0.97, 101 @ $0.89, 501 @ $0.83, 1001 @ $0.77 |
| Verical | PSC-28-1 | 36 | 2250 | | 36 @ $0.88 |
| Onlinecomponents.com | PSC281 | 1 | 1350 | | 1 @ $1.15, 25 @ $1.05, 100 @ $0.97, 500 @ $0.89, 1000 @ $0.83, 2500 @ $0.77 |
| Master Electronics | PSC281 | | 900 | | 1 @ $1.15, 25 @ $1.05, 100 @ $0.97, 500 @ $0.89, 1000 @ $0.83, 2500 @ $0.77 |
| Chip One Stop Global | C1S757107225031 | 5 | 450 | | 5 @ $1.11, 25 @ $1.10 |
| Electro Sonic | PSC281 | 1 | 4500 | | 1 @ $1.22, 25 @ $1.11, 100 @ $1.03, 500 @ $0.94, 1000 @ $0.88, 2500 @ $0.82 |