Portable power supply system and connectors therefor

A system and components for interconnecting low power-to-power consuming electrical systems, such as emergency communications equipment, is disclosed. The system includes polarized, genderless, and color-coded connections for cabling, power splitting to sub cables, adapt between connector families, as well as inline fusing integrated into various power connectors. The connectors include cable and connectors, multi-port connectors as well as inline-fused cables. The system and cables are virtually universally connectable in any variation of fixed or temporary power distribution layouts or control signals distribution. It may be easily assembled and disassembled for transportation and storage or change of configuration. The system also can be configured to provide adapters for between different families of connectors.