Lithium-ion batteries used in defence applications require packaging that combines safety, durability and strict military standards. Faes develops customised solutions that offer protection against fire, shocks and extreme conditions, ensuring that mission-critical equipment remains reliable at all times.
Summary of this article
Transporting lithium-ion batteries in defense environments presents unique challenges that go far beyond standard logistical considerations. From military drones to sensitive communications systems, the power sources powering your defense equipment require specialized packaging solutions that meet strict safety and military standards. These batteries can pose a fire hazard if handled improperly, while extreme operational conditions such as temperature fluctuations, shock and vibration place additional demands on protection. In this article, you'll discover which packaging solutions provide optimal safety for lithium-ion batteries in defense applications, from UN3480 regulations to practical implementation in your logistics processes.
Lithium-ion batteries in defense applications operate in conditions that commercial batteries rarely experience. Military drones and other defense equipment are deployed in extreme temperatures, from arctic cold to desert heat, where temperature swings of more than 60 degrees Celsius are no exception.
Fire hazard poses the most critical challenge. Lithium-ion batteries can go into thermal runaway if damaged, overcharged or exposed to extreme temperatures. This process leads to uncontrollable heat generation, toxic gas fumes and, in the worst cases, fire or explosion. For defense personnel who depend on reliable equipment, this can pose life-threatening situations.
In addition, defense batteries experience mechanical stress due to:
These challenges highlight why standard consumer packaging is inadequate for defense applications. Your batteries need protection specifically designed for the demanding conditions in which defense equipment must operate.
The transportation of lithium-ion batteries is governed by strict international regulations, with UN3480 providing the basis for all transportation requirements. This UN classification treats lithium-ion batteries as dangerous goods and sets specific requirements for packaging, marking and documentation.
For defense applications, additional MIL-STD (Military Standard) certifications apply beyond civilian standards:
| Standard | Application | Main requirements |
|---|---|---|
| UN3480 | General transport | Leakproof packaging, shock absorption, temperature resistance |
| MIL-STD-810 | Environmental testing | Vibration, shock and temperature tests under extreme conditions |
| MIL-STD-461 | EMC requirements | Electromagnetic compatibility and interference protection |
| IP67 | Degree of protection | Fully dustproof and waterproof to a depth of 1 meter |
UN3480 regulations require packaging to be tested for drop protection from 1.2 meters and to withstand pressure changes that occur during air transport. For defense applications, these requirements are often tightened, testing fall protection from 2 meters and higher pressure differentials.
MIL-STD certifications ensure that your battery packs are not only safe, but also function under the extreme conditions characteristic of military operations. These standards cover aspectos such as corrosion resistance, fungus growth and salt spray exposure.
Several packaging solutions are available for defense applications, each with specific advantages for different scenarios. The choice depends on factors such as battery size, transportation mode and operational requirements.
Flightcases are the gold standard for transporting sensitive defense equipment. These transport cases provide excellent protection against shock, vibration and environmental influences. For lithium-ion batteries, flight cases are often equipped with:
Customized drone cases have been developed for defense drones and new drones defense applications. These transport case drone solutions integrate battery storage with drone protection and provide space for spare batteries, chargers and accessories in one compact unit.
When transporting multiple batteries simultaneously, rack systems offer efficient solutions. These systems can be placed in standard military containers and contain individual compartments for each battery, including mechanical insulation to prevent domino effects in the event of thermal runaway.
For extreme environments where complete water and dust proofing is required, IP67 certified containers provide optimal protection. These containers are essential for maritime operations, desert missions and other environments where moisture or dust can be fatal to battery performance.
Material selection for defense battery packaging goes beyond mechanical protection. Each material must meet specific requirements for fire safety, corrosion resistance and durability.
Fire retardant materials form the basis of safe battery packaging. Polyethylene and polypropylene foams with fire-retardant additives provide excellent shock absorption while slowing flame spread. For extreme applications, ceramic coatings that can withstand temperatures up to 1,000°C are used.
Corrosion resistance is crucial for long packaging life. Aluminum alloys with anodization treatment offer excellent strength-to-weight ratio and resistance to saltwater and chemical exposure. Stainless steel structures are used for even harsher conditions.
Sustainability in defense packaging also includes reusability and reparability. Modern defense packaging is designed according to circular principles:
This approach not only reduces environmental impact, but also lowers the total cost of ownership for defense organizations by allowing packaging to be used intensively for several years.
A flight case, plastic case or container may appear suitable for a lithium-ion battery on paper. In practice, however, a reliable solution only emerges when the packaging is aligned with the battery, the logistics chain and the operational application. Factors such as weight, energy density, battery condition, mode of transport, handling, storage duration and environmental conditions collectively determine the required level of protection and functionality.
At Faes, we therefore do not begin by selecting an existing case. We start by defining the requirements. Among other things, we assess:
Based on these requirements, our engineers develop not only the outer packaging, but the complete packaging concept. This includes aspects such as battery positioning and restraint, the selection of cushioning materials, electrical insulation, protection against dust and water ingress, and the prevention of unintended contact with electrical terminals.
Practical use is also an integral part of the design process. This may include ergonomic handles, lifting points, stacking features, wheels, document holders, identification markings and the integration of accessories, charging equipment or spare parts. The result is not a generic transport case, but a solution designed around how the system will actually be used.
A robust appearance does not in itself prove that packaging provides sufficient protection. We therefore translate the requirements into verifiable specifications and an appropriate validation plan. Depending on the application, this may include testing for shock, vibration, drop impact, climatic conditions, and resistance to dust or water ingress.
Where applicable, we document the relationship between requirements, design decisions and test results in a Requirements Traceability Matrix. This makes it clear how each requirement has been addressed and which documentation or test evidence supports compliance.
It is important to distinguish between technical protection and regulatory transport approval. Packaging that adequately protects a battery is not automatically suitable for every dangerous-goods transport scenario. The applicable transport conditions also depend on factors such as the battery’s classification and condition, the quantity being transported, the transport mode and the route. Faes supports customers in interpreting these requirements and translating them into an appropriate packaging solution. We can also coordinate the necessary testing and certification processes with specialised partners.
Following the engineering phase, Faes can also manage the production and assembly of the packaging solution. Keeping design, material selection and manufacturing within one coordinated process helps ensure that the final product remains consistent with the original requirements.
For recurring applications, configurations, bills of materials and specifications can be managed so that replacement or additional packaging is produced according to the same validated principles.
The solution can also be evaluated after it has entered service. Operator feedback, modifications to the battery or changes in logistical conditions may lead to further optimisation of the interior, handling features or protective performance.
Faes combines expertise in industrial packaging development with engineering, production, assembly and system integration. This means we look beyond the selection of a case or container. We develop a substantiated packaging solution that matches the battery system, the relevant transport and defence requirements, and the conditions in which the equipment must perform.
In this way, we help defence organisations and system suppliers not only package lithium-ion batteries robustly, but also integrate them into their logistics processes in a controlled, verifiable and mission-ready manner.
The transition to specialized lithium-ion packaging requires a structured approach that includes technical, operational and training aspects.
Several factors are important when choosing the right packaging solution for your defense applications:
For custom industrial packaging, it is essential that each solution be specifically tailored to your unique requirements. Standard solutions rarely meet the complex combination of requirements posed by defense applications.
Proper use of specialized battery packs requires training of personnel in:
In addition, operational procedures must be integrated into existing logistics processes, including tracking of packing locations, maintenance schedules and replacement of wear parts.
Implementing advanced lithium-ion packaging solutions in defense logistics requires expertise in both battery safety and military standards. By choosing customized solutions that meet UN3480 and MIL-STD requirements, you not only ensure the safety of your personnel and equipment, but also optimize the operational readiness of critical defense systems. The investment in specialized packaging pays off through reduced downtime, lower replacement costs and increased mission reliability of your lithium-ion powered defense equipment.
Michel Prins is Account Manager at Faes and a specialist in Safety & Security. Thanks to his background at the Ministry of Defense and years of experience in the sector, he advises organizations on reliable packaging solutions for critical applications. He combines practical knowledge with technical expertise to package sensitive equipment safely and efficiently.
More articles by Michel PrinsGood packaging doesn’t just happen by chance. Using a tried-and-tested approach, our specialists guide you step by step from the initial idea to the finished product.
