 Digi-Key | 223-1670-ND | 1 | 22 | 1 | 1 @ $377.23, 5 @ $353.66, 10 @ $341.87, 25 @ $330.08 |
| Allied Electronics | 71023780 | 1 | | 1 | |
| TE Connectivity | SPD-25-3 | 1 | | 1 | |
| Hotenda | H3948922 | 1 | | 1 | 1 @ $366.24, 10 @ $331.90, 50 @ $314.74, 100 @ $304.44, 250 @ $291.85, 500 @ $286.12 |
 Newark | 03AC1750 | 1 | | 1 | 1 @ $626.66, 3 @ $620.92, 5 @ $615.19, 10 @ $609.45 |
| Digi-Key | 5277396 | 1 | 36 | 1 | 1 @ $584.77, 10 @ $542.25 |
 Mouser | 824-SPD-25-3 | 1 | 4 | 1 | 1 @ $384.13, 10 @ $355.51, 100 @ $355.51, 1000 @ $355.51, 10000 @ $355.51 |
| TTI | SPD-25-3 | 1 | 5 | 1 | 1 @ $380.29, 10 @ $351.95, 100 @ $339.84, 1000 @ $339.84, 10000 @ $339.84 |
| us.rs-online.com | 71023780 | 1 | 46 | 1 | 1 @ $605.62, 5 @ $569.29, 10 @ $557.19 |
 Newark | 80AK5308 | 1 | 3 | 1 | 1 @ $626.66, 3 @ $620.92, 5 @ $615.19, 10 @ $609.45 |