Product Description
The EC-20 double-wing expandable container house features a foldable structure that expands to provide additional interior space when needed. Its compact transport configuration helps simplify shipping, while the expandable design supports residential living, remote work, and outdoor equipment facilities. With insulated sandwich panels, aluminum windows, and a steel folding frame, it provides an adaptable space for everyday use and selected off-grid applications, including robot charging and maintenance areas.
Product Features
More Space When You Need It
The double-wing design expands the container into a larger usable space for everyday living, working, or outdoor activities.
Designed for Flexible Use
With insulated sandwich panels and a folding steel frame, the container house can serve as a living space, remote workspace, or sheltered base for outdoor robot equipment.
Product Structure & Materials
01 Aluminum windows
02 75mm sandwich panel
03 High strength steel folding frame
04 Aluminum sliding door
05 18mm cement floorlboard+1.6mm PVC floor
Product parameters
Model | Extended Size (L × W × H) | Packed Size (L × W × H) | Weight | Loading Quantity |
10FT | 2950 × 6300 × 2480 mm | 2950 × 2200 × 2480 mm | 1.5 t | 4 sets/40HQ |
20FT | 5900 × 6300 × 2480 mm | 5900 × 2200 × 2480 mm | 3 t | 2 sets/40HQ |
30FT | 9000 × 6300 × 2480 mm | 9000 × 2200 × 2480 mm | 4 t | 1 set/40HQ |
40FT | 11800 × 6240 × 2480 mm | 11800 × 6240 × 2480 mm | 5 t | 1 set/40HQ |

20-foot unfolded dimensions

40-foot unfolded dimensions
Robot & Off-Grid Applications
The expandable container house can serve as a sheltered base for outdoor robots and remote operations. Its interior can be arranged to provide space for robot charging equipment, maintenance work, spare parts storage, and operator activities. In remote locations, it can also function as a small living or working unit, with suitable off-grid utilities selected according to the intended use.
Installation & Site Preparation
The double-wing container house unfolds in stages to create a larger usable space. Before installation, prepare a level foundation and ensure sufficient space for unfolding and access to the site. Installation requirements may vary by model and site conditions.

Shipping Information
Shipping Container: 40HQ container required for the listed models.
20FT Model: Ordering two or more units may help optimize shipping costs.
Single-Unit Orders: The 40FT model may offer better shipping cost efficiency, depending on the destination and freight rates.
Please confirm the shipping cost and loading arrangement before placing an order.
Contact Us
Email:joywithin-abby@ttbridge.com
Address:No.12 Factory Site, Guohuai Street, Zhengzhou, Henan Province, China










