  | IBS Electronics | BK/MDA-1/2-R | 0.4 | 1 | 100 | | EATON | | 0.4 @ 100 |
| Onlinecomponents.com | BK/MDA-1/2-R | 0.8 | 1 | 940 | | BUSSMANN / EATON | | 0.8 @ 100 |
| Hotenda | H576254 | 0.986 | 1 | 100 | | Eaton (formerly Cooper Bussmann) | | 0.986 @ 100 |
  | Platt.com | 0221198 | 1.0 | 1 | 100 | | Eaton/Bussmann Series | | 1.0 @ 100 |
  | Radwell | BKMDA12R | 1.44 | 1 | 100 | | BUSSMANN | 1.0 | 1.44 @ 100 |
| Dale-Electric | MDA-1/2-R | 1.94 | 1 | 100 | | Cooper Bussmann | | 1.94 @ 100 |
  | Walker Industrial | MDA-1-2-R | 1.94 | 5 | 100 | 17 | Cooper Bussmann | | 1.94 @ 100 |
  | Component Electronics | 501-147 | 2.31 | 1 | 405 | | BUSSMANNN | | 2.31 @ 100 |
  | AI Consolidated | MDA-1-2-R-BUSSMANN | 2.47 | 1 | 100 | | Bussmann Eaton Cooper Fuses | 0.01 | 2.47 @ 100 |
| Waldom | EATON MDA-1/2-R | 2.72 | 1 | 100 | | Eaton | | 2.72 @ 100 |
  | Allfuses | MDA-1/2-R | 3.04 | 1 | 153 | | Bussmann | | 3.04 @ 100 |
  | Galco | BK/MDA-1/2-R-BUSS | 3.35 | 100 | 100 | | Bussmann | | 3.35 @ 100 |
| us.rs-online.com | 74056799 | 3.78 | 5 | 100 | | Eaton Electronics | | 3.78 @ 100 |
| Newark | 51K3888 | 4.48 | 5 | 100 | | EATON ELECTRONICS | | 4.48 @ 100 |
  | Raptor Supplies | AA9DGR | 4.7487375 | 1 | 100 | | BUSSMANN | | 4.7487375 @ 100 |
  | Digi-Key | MDA-1/2-R-ND | 4.9 | 5 | 100 | | Eaton - Electronics Division | | 4.9 @ 100 |
| crescentelectric.com | 170726 | 5.22 | 1 | 100 | | Eaton Bussmann series | | 5.22 @ 100 |
| Graybar | 25088519 | 8.0416 | 5 | 100 | | Bussmann (Eaton) | | 8.0416 @ 100 |
  | Carlton Bates Company | 05171264514 | 8.75 | 1 | 100 | | EATON BUSSMANN SERIES | | 8.75 @ 100 |
  | National Supply Network | 71918486 | 13.4899 | 5 | 100 | | Cooper Bussmann | | 13.4899 @ 100 |
| standardelectricsupply.com | 2264243 | 18.5 | 1 | 100 | | Bussmann | | 18.5 @ 100 |
  | Zoro | G2250412 | 18.66 | 1 | 125 | | Eaton Bussmann | 0.1 | 18.66 @ 100 |
  | sustainablesupply.com | C1164652 | 28.37 | 1 | 100 | | Eaton | 0.1 | 28.37 @ 100 |
| AmazonTP | B07S3F9Z5C | 49.32 | 1 | 100 | 1 | Bussmann / Eaton | | 49.32 @ 100 |
  | turtle.com | BUS BK/MDA-1/2-R | 377.07 | 1 | 100 | | Eaton | | 377.07 @ 100 |