
40-Foot High Cube Open Side
Full-length side opening on a high cube unit for wide loads and dock-side handling.
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Full-side-wall access on a 20-foot unit for forklift loading and awkward cargo shapes.
20 ft

A 20-foot open side unit adds a door opening in one side wall in addition to the standard end doors. Cargo can be placed directly into position with a forklift rather than pushed the length of the container.
The configuration suits long items that cannot be turned inside the box, multi-drop loading where cargo is removed in a set order, and cargo staged against a dock or platform along the side of the unit.
Open side openings vary by build. Some units carry a pair of swing doors in a portion of the side wall, others open the full length. Confirm the opening dimensions of the assigned unit before planning the load, and allow clear swing space alongside the container.
Also called20-foot side door · side access container · 20' side loader
| Length | 19' 4 11/16" |
|---|---|
| Width | 7' 7 7/64" |
| Height | 6' 11 15/16" |
| Floor area | 147 sq ft |
| Cubic capacity | 1,009 cu ft |
| Length | 19' 10½" |
|---|---|
| Width | 8' |
| Height | 8' |
| Width | 19' 1 1/16" side |
|---|---|
| Height | 6' 7 3/32" side |
| Side opening | Varies by manufacturer or model |
| Other opening / feature | Full-length side doors |
| Tare weight | 6,640 lb |
|---|---|
| Maximum payload | Varies by manufacturer or model |
| Maximum gross weight | 67,200 lb |
| ISO size/type code | Varies |
|---|---|
| ISO size group | 22 (20 ft × 8 ft 6 in) |
| CSC information | Cargo-worthy units carry a valid CSC safety approval plate |
Container specifications may vary by manufacturer, production year and individual unit. Confirm the specifications of the assigned container before booking, loading or modifying the equipment.
Full-side-opening dimensions vary materially by design.
Specifications last reviewed 2026-08-24. · Manufacturer-specific representative. Reference specification
Equipment moving on an international booking has to satisfy the applicable carrier, CSC, inspection, prefix, marking and documentation requirements before it is loaded. Wind and watertight condition describes weather protection only, and is a separate standard from cargo-worthy condition.

Full-length side opening on a high cube unit for wide loads and dock-side handling.
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Cargo doors at both ends of a 20-foot unit for straight-through loading and access.
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The baseline export unit for dense, palletized and general cargo on international bookings.
Learn moreTell us what you are shipping, where the container is needed and when the project begins. Pro Box will help identify the appropriate equipment, condition and documentation requirements.