| RS Delivers | 537-1161 | 0.2472 | 1 | 470 | | Eaton | | 0.2472 @ 25 |
| Hotenda | H574429 | 0.309 | 1 | 25 | | Eaton (formerly Cooper Bussmann) | | 0.309 @ 25 |
 | Digi-Key | 283-2679-ND | 0.312 | 1 | 25 | | Eaton - Electronics Division | | 0.312 @ 25 |
 | Radwell | BKS50025R | 0.36 | 100 | 25 | | BUSSMANN | | 0.36 @ 100 |
 | Platt.com | 0966629 | 0.4 | 1 | 70 | | Eaton/Bussmann Series | | 0.4 @ 25 |
 | Newark | 92K9966 | 1.05 | 10 | 25 | | EATON BUSSMANN | | 1.05 @ 25 |
 | Walker Industrial | S500-2-5-R | 1.48 | 5 | 25 | 17 | Cooper Bussmann | | 1.48 @ 25 |
 | AI Consolidated | S500-2-5-R-BUSSMANN | 1.61 | 1 | 25 | | Bussmann Eaton Cooper Fuses | 0.0126 | 1.61 @ 25 |
| Dale-Electric | S500-2.5-R | 1.62 | 1 | 25 | | Cooper Bussmann | | 1.62 @ 25 |
| Onlinecomponents.com | S500-2.5-R | 1.97 | 10 | 2238 | | Cooper Bussmann | | 1.97 @ 25 |
| Waldom | Eaton Electronics S500-2.5-R | 2.39 | 23 | 90 | | Eaton Electronics | | 2.39 @ 25 |
 | Galco | S500-2.5-R-BUSS | 2.45 | 5 | 25 | | Bussmann | 17.0 | 2.45 @ 25 |
| crescentelectric.com | 124911 | 3.41 | 1 | 25 | | Eaton Bussmann series | | 3.41 @ 25 |
| Mouser | 504-S500-2-5-R | 3.47 | 1 | 66 | | Cooper Bussmann | | 3.47 @ 25 |
| us.rs-online.com | 70150742 | 4.77 | 5 | 25 | | Eaton Electronics | | 4.77 @ 25 |
| Airline Hydraulics | BUSSMANN S500-2.5-R | 5.06 | 1 | 25 | | Cooper Bussmann | | 5.06 @ 25 |
 | Zoro | G3149833 | 9.5 | 1 | 340 | | Bussmann | 0.02 | 9.5 @ 25 |
| grainger.ca | WWG2ABV5 | 20.56934204 | 1 | 25 | | BUSSMANN | 0.02 | 20.56934204 @ 25 |
 | Raptor Supplies | AB8XEY | 28.134873 | 1 | 25 | | BUSSMANN | | 28.134873 @ 25 |
 | turtle.com | BUS BK/S500-2.5-R | 244.64 | 1 | 25 | | Eaton | | 244.64 @ 25 |
| Graybar | 25142200 | 302.0304 | 5 | 25 | | Bussmann (Eaton) | | 302.0304 @ 25 |
