TRANSPORT REFRIGERATION SYSTEM HAVING DIRECT CURRENT POWER SOURCES

A transport refrigeration system includes a transport refrigeration unit configured to provide conditioned air to a refrigerated cargo space of a container; a low voltage DC power source including a fuel cell configured to provide electricity to the transport refrigeration unit; a power converter configured to condition DC power from the low voltage DC power source prior to supply to a transport refrigeration unit load; and a power management module configured to manage power provided to the transport refrigeration unit.