Cubner Guarantees
Investing in a container is first and foremost about choosing protection for your goods. At Cubner, we transform steel into peace of mind. Whether you're buying a used container for a construction site or a new refrigerated container for pharmaceutical products, every container is rigorously inspected.

Cubner Lifetime Warranty
Discover why Cubner is the only choice to protect your container
Cubner: The only lifetime guarantee in France
Protect your container indefinitely. A Cubner exclusive.
Request a quote →Lifetime warranty applicable to one-trip shipping containers purchased from Cubner
Dry Storage: Uncompromising robustness
For construction, industry and local storage.
DRY Containers (Standard)
Used Dry Container (all grades)
Ideal for healthy and secure storage at the best price.
- CWO (Cargo Worthy) Warranty: Certified suitable for maritime transport, guaranteeing a sound structure and total watertightness (water, air, light).
- Cubner quality: Rigorous inspection of the structure, walls and floor.
- CSC Certificate: Valid for a period of 12 months(find the details) here)
First Voyage Dry Container (New)
The standard of excellence for maximum longevity.
- CSC Certificate: Valid for a period of 60 months (from its date of manufacture).
- Cubner Lifetime Warranty: We offer an exclusive extended warranty on the structure (subject to regular container maintenance, of course). Ask us for advice.
- Maximum security: Equipped with high-security padlock covers as standard.
Cold Storage (Reefer): Temperature Control
For the agri-food, chemical and sensitive product sectors.
Refrigerated Containers (ICE)
Standard Refrigerated Container (Used)
An economical solution for simple static storage.
- Structural guarantee: CWO (Cargo Worthy) certified.
- CSC Certificate: Valid 12 months.
- Tech note: On this standard range, the refrigeration unit does not benefit from a guarantee of operation after delivery (absence of motor leak certificate).
Premium Refrigerated Container (Refurbished and guaranteed for 3 months)
The best value for money for demanding professionals.
- Refrigeration Unit Warranty: Guarantee of 3 months (part only, excluding fluid leaks) including a complete pre-departure inspection.
- Cubner Lifetime Warranty: Extended warranty on the container structure (excluding refrigeration unit).
- Certificates: Certified CWO and valid CSC certificate 60 months (on the first trip, from the date of commissioning by the manufacturer).
First Trip Refrigerated Container (New)
Cutting-edge technology for total reliability.
- CSC Certificate: Valid 60 months.
- Cubner Lifetime Warranty: Extended warranty on the structure (excluding the refrigeration unit).
- Energetic efficiency : Latest generation refrigeration units for reduced energy consumption.
Understanding technical terms
CWO (Cargo Worthy): This is the international standard. A CWO container is guaranteed to be structurally sound for transport and stacking. It is completely watertight.
CSC (Container Safety Convention) certificate: A true technical inspection of the container, it is mandatory for all maritime transport.
PTI (Pre-Trip Inspection): test protocol carried out on the container's refrigeration unit before each delivery.
Cubner Lifetime Warranty: This extension covers the perforation of the corten steel structure, subject to normal use and annual maintenance of the joints and paintwork.
✓ Certified and watertight structure • Cubner Quality Commitment
What is the real difference between a used container and a CWO container?
A used, "raw" container may have leaks or structural weaknesses. A container CWO (Cargo Worthy) The container sold by Cubner has been inspected by an expert. This ensures that the container is not only watertight and airtight, but also meets international safety standards for the transport of goods.
What exactly does the Cubner "Lifetime Guarantee" cover?
The Cubner lifetime warranty applies to the primary Corten steel structure of the "Premier Voyage" and "Premium" containers. It covers the occurrence of perforating corrosion that could compromise the container's watertightness or strength. It is subject to normal use (no mechanical shocks) and regular maintenance of the walls and seals.
Why is the refrigeration unit not guaranteed on the Reefer Standard range?
The Standard range consists of used units primarily intended for maritime transport or temporary storage at a controlled budget. Although tested before departure, the refrigeration unit is a complex mechanical component whose maintenance history may vary. For complete peace of mind, we recommend the range Premium ou First Journey.
Can I export my container with a 12-month CSC certificate?
Absolutely. The CSC (Container Safety Convention) certificate is mandatory for all maritime transport. A 12-month certificate means your container is fit to be loaded onto a container ship for that entire period. After 12 months, a new inspection can extend the certificate's validity.
How do I claim under my warranty if there's a problem?
It's simple: contact your Cubner advisor with your invoice number and the container serial number (a unique 11-character identifier). Our customer service department will analyze your request within 48 hours to arrange a service call or a replacement if necessary.
Does the warranty cover damage caused by salt or sea air?
Our containers are made of Corten steel, a self-protecting alloy specifically designed to withstand corrosive marine environments. However, periodic rinsing with fresh water is recommended if you are located within 500m of the coastline to preserve the structural warranty.