  | TME | BK1-S501-8-R | 0.305 | 1 | 983 | | EATON/BUSSMANN | | 0.305 @ 10 |
| RS Delivers | 537-1032 | 0.6 | 1 | 360 | | Eaton | | 0.6 @ 10 |
  | iodParts | S501-8-R | 0.685 | 500 | 1180 | | Eaton | | 0.685 @ 500 |
| Waldom | EATON BK1/S501-8-R | 0.73 | 1 | 10 | | Eaton | | 0.73 @ 10 |
  | Digi-Key | BK1/S501-8-R-ND | 0.93053 | 1000 | 10 | | Eaton - Electronics Division | | 0.93053 @ 1000 |
| us.rs-online.com | 74057108 | 0.96 | 1000 | 10 | | Eaton Electronics | | 0.96 @ 1000 |
| Newark | 83R2965 | 1.06 | 1000 | 10 | | EATON BUSSMANN | | 1.06 @ 1000 |
| Radwell | S501-8-R | 1.72 | 5 | 10 | | BUSSMANN | | 1.72 @ 10 |
| Onlinecomponents.com | S501-8-R | 2.31 | 1 | 588 | | Bussmann / Eaton | | 2.31 @ 10 |
  | Walker Industrial | S501-8-R | 2.4 | 5 | 10 | 17 | Cooper Bussmann | | 2.4 @ 10 |
  | AI Consolidated | S501-8-R-BUSSMANN | 2.62 | 1 | 10 | | Bussmann Eaton Cooper Fuses | 0.0206 | 2.62 @ 10 |
| Dale-Electric | S501-8-R | 2.64 | 1 | 10 | | Cooper Bussmann | | 2.64 @ 10 |
  | Galco | S501-8-R-BUSS | 3.99 | 5 | 10 | | Bussmann | 0.005 | 3.99 @ 10 |
| Graybar | 25142351 | 5.4656 | 5 | 10 | | Bussmann (Eaton) | | 5.4656 @ 10 |
| crescentelectric.com | 40522 | 5.54 | 1 | 10 | | Eaton Bussmann series | | 5.54 @ 10 |
  | Platt.com | 0966749 | 5.76 | 1 | 71 | | Eaton/Bussmann Series | | 5.76 @ 10 |
| AmazonTP | B0040ZE2NC | 14.12 | 1 | 10 | 20 | Cooper Bussmann | | 14.12 @ 10 |
  | Zoro | G3395673 | 16.69 | 1 | 371 | | Eaton Bussmann | 0.02 | 16.69 @ 10 |
  | sustainablesupply.com | C1177074 | 23.9 | 1 | 10 | | Eaton | 0.02 | 23.9 @ 10 |
  | electricalparts.com | S501-8-R | 26.8464 | 1 | 10 | | Eaton\/Bussmann Series | | 26.8464 @ 10 |
  | Raptor Supplies | AB8XFU | 40.381029 | 1 | 10 | | BUSSMANN | | 40.381029 @ 10 |