| RS Delivers | 537-1442 | 0.4632 | 1 | 2210 | | Eaton | | 0.4632 @ 1 |
 | Radwell | S501-1-R | 1.56 | 5 | 64 | | BUSSMANN | | 1.56 @ 5 |
 | Walker Industrial | S501-1-R | 2.19 | 5 | 45 | 10 | Cooper Bussmann | | 2.19 @ 5 |
 | AI Consolidated | S501-1-R-BUSSMANN | 2.38 | 1 | 64 | | Bussmann Eaton Cooper Fuses | 0.0187 | 2.38 @ 1 |
| Dale-Electric | S501-1-R | 2.4 | 1 | 45 | | Cooper Bussmann | | 2.4 @ 1 |
| Graybar | 25313122 | 2.9232 | 5 | 38 | | Bussmann (Eaton) | | 2.9232 @ 5 |
| Waldom | Eaton Electronics S501-1-R | 3.53 | 16 | 30 | | Eaton Electronics | | 3.53 @ 16 |
 | Galco | S501-1-R-BUSS | 3.62 | 5 | 38 | | Bussmann | 0.001 | 3.62 @ 5 |
| us.rs-online.com | 74057110 | 3.65 | 5 | 38 | | Eaton Electronics | | 3.65 @ 5 |
| crescentelectric.com | 95675 | 5.04 | 1 | 38 | | Eaton Bussmann series | | 5.04 @ 1 |
| steinerelectric.com | 554998 | 5.18 | 1 | 45 | | BUSSMANN | | 5.18 @ 1 |
 | Platt.com | 0966665 | 5.23 | 1 | 10 | | Eaton/Bussmann Series | | 5.23 @ 1 |
| Digi-Key | 7718519 | 6.818 | 5 | 45 | 75 | Eaton - Electronics Division | | 6.818 @ 5 |
| Newark | 81AK1988 | 6.92 | 5 | In Stock | | EATON ELECTRONICS | | 6.92 @ 1 |
 | Zoro | G501209886 | 17.16 | 1 | 45 | 80 | Bussmann | 5.0 | 17.16 @ 1 |
| standardelectricsupply.com | 2331293 | 17.85 | 1 | In Stock | | Bussmann | | 17.85 @ 1 |
