| Onlinecomponents.com | OR18SI | 1 | 273 | | 1 @ $0.80, 25 @ $0.77, 50 @ $0.70, 100 @ $0.65, 500 @ $0.60, 1000 @ $0.55 |
| Master Electronics | OR18SI | | 240 | | 1 @ $0.80, 25 @ $0.77, 50 @ $0.70, 100 @ $0.65, 500 @ $0.60, 1000 @ $0.55 |
| Beyond Components | OR-18-SI | | 132 | | |
| Electro Sonic | OR18SI | 1 | 273 | | 1 @ $0.85, 25 @ $0.82, 50 @ $0.74, 100 @ $0.69, 500 @ $0.64, 1000 @ $0.58 |
 Onlinecomponents.com | OR-18-SI | 1 | 273 | 1 | 1 @ $1.00, 25 @ $0.96, 50 @ $0.88, 100 @ $0.65, 500 @ $0.60, 1000 @ $0.55 |
 Radwell | OR-18-SI | 30 | | 30 | |
 Products For Automation | OR-18-SI | 1 | 2346 | 1 | 1 @ $0.72 |
 BPD Electronics | OR-18-SI | 8 | | 8 | 1 @ $1.03 |