A reefer or refrigerated container is a freight container equipped with a refrigeration unit or system suitable for the transportation of temperature sensitive cargo such as perishables. They can be 20' or 40' long.

20' 40' 40' High Cube
interior dimensions width 2,294 mm    2,294 mm    2,280 mm
length 5,451 mm 11,577 mm 11,578 mm
height 2,201 mm 2,210 mm 2,425 mm
door opening width 2,296 mm 2,294 mm 2,278 mm
height 2,156 mm 2,174 mm 2,473 mm
tare weight kg 2,930 kg 3,900 kg 4,500 kg
lbs 6,062 lbs 8,708 lbs 9,920 lbs
cubic capacity cbm 27.9 cbm 56.1 cbm 64.0 cbm
cbft 986 cbft 2,000 cbft 2,359 cbft
payload kg 27,550 kg 28,600 kg 29,500 kg
lbs 53,460 lbs 62,940 lbs 65,034 lbs

 Specifications may vary per unit