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Reefer Container - Power per Unit

Electrical power draw per active reefer container - basis for ship reefer-plant sizing and port-shore-power budget.

ReeferPowerContainer
Active reefer load
800kW
Daily consumption
19,200kWh/day
Formula, assumptions, and limits

Standard 40′ reefer ~3.5 kW continuous; high-demand 5–7 kW at pull-down. Large container ships allocate 1000+ reefer sockets = 4+ MW reefer load.

Symbol legend

SymbolMeaningUnitSource
Number of active reefers - stowage plan
Average unit powerkWreefer data