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20ft High Cube Container Dimensions

20ft high-cube shipping containers are standard sized container length with an extra foot of vertical space. A high-cube shipping container is a great choice for shipping capacious freight and oversized cargo up to 2.70 metres tall.

High-cube containers have the following features: The unit and doors are constructed of CORTEN steel protecting the container’s structural integrity from rust. Additional air vents in the container prevent condensation buildup.

The external and internal dimensions of our 20ft high-cube units are: 





6.06 metres

5.90 metres


2.44 metres

2.35 metres


2.89 metres

2.69 metres



Door width:

2.34 metres

Door height:

2.59 metres

Interior cubic capacity:

37.4 m³

Tare weight:

2300 kg 

Gross weight: 

30,480 kg

Maximum load:

28,180 kg

Storage capacity:

3 bedroom home (up to 4 rooms)

Note: Specifications may vary slightly between shipping container manufacturers.
We supply new and second-hand shipping containers for sale or hire to store and transport goods and equipment. Containers are available in three grades: 
‘A-grade’ new storage containers have had one trip direct from the manufacturer. ‘B-grade’ containers may have a few dents or blemishes but are still 100% fit for use. A ‘C-grade’ shipping container is supplied ‘as-is’.
Contact SEA Containers NZ for an obligation-free quote or to discuss high-cube shipping container delivery to your site.
If you want more information on the features of any shipping containers, including flat-rack, side-opening and open-top containers, email us at [email protected], or call 0508 732266 today.