The U1D-D10800-DRB hot-swappable DC power supply modules are designed to be compatible with N5860-48SC, N8560-48BC and N8560-32C Ethernet switches. It can be hot-swapped and replaced without any system down-time offering a seamless and uninterrupted operation, which provides a low-cost, simple solution to the problem of a failure of the internal power-supply of an Ethernet switch.