Zinsco replacement circuit breakers are of a unique design that only fit into load centers (no longer made) that may be labeled Challenger, Sylvania, or Zinsco.
| SKU | 523798 | UPC | 094925003024 |
| Weight | 0.413 | Package Width | 6.5 |
| Package Length | 6 | Package Height | 1.5 |
| Model Number | VPKUBIZ30 | Brand | Connecticut Electric |