Lithium-Ion Battery Fire Containment Bag
for E-Bikes and E-Mobility
E-Bike Battery Fire Safety: Safe Charging & Storage with LithiumSafe™ Bag 750
The rapid growth of e-bike usage has led to a significant increase in e-bike battery fire incidents, particularly involving lithium-ion batteries during charging or storage. These batteries can enter thermal runaway, a dangerous chain reaction that causes extremely high temperatures, fast fire development, and the release of toxic, flammable, and explosive gases. As more e-bikes are stored and charged indoors—in homes, garages, and commercial spaces—the risk to people and property continues to rise.
The LithiumSafe™ Bag 750 for e-bike batteries is a state-of-the-art fire containment solution, specifically engineered to safely manage and contain lithium-ion battery fires. Designed for maximum safety, reliability, and ease of use, it provides critical protection in environments where e-bike batteries are stored, transported, or charged.
Intensively tested
At independent fire testing laboratories under worst-case conditions
World wide patented solution
Patent Numbers:
EU 23212624.3
US 18/072,499
Unmatched Lithium-Ion Battery Fire Containment Performance
The LithiumSafe™ Bag 750 delivers unmatched fire containment performance, setting a benchmark in lithium-ion battery safety since its first introduction in 2017. At the core of its performance is a uniquely engineered and patented gas relief system, specifically designed to safely manage the extreme pressure and gases generated during thermal runaway. Combined with its advanced multi-layer construction of ultra high-temperature resistant materials, the Bag 750 is capable of containing even the most severe battery fire scenarios.
While others have attempted to replicate its design, none have successfully matched its performance under true worst-case conditions—specifically a high-capacity 750 Wh battery at 100% state of charge undergoing full cell propagation. This proven capability positions the LithiumSafe™ Bag 750 as a one-of-a-kind solution in fire and explosion containment for lithium-ion batteries.
Proven Containment of worst-case scenario E-Bike Battery Fires
WARNING MESSAGE !
When evaluating lithium-ion battery fire containment solutions, it is essential to critically assess the technical validity behind supplier claims. Not all products marketed as “safe” are engineered to withstand real thermal runaway conditions.
Single-layer fabric bags offer minimal protection and are highly susceptible to rapid burn-through under high-temperature exposure. Likewise, containment systems without a properly engineered pressure relief mechanism can experience dangerous internal pressure build-up, potentially leading to rupture or explosion.
- Request and verify independent third-party test reports or certification
- Check tested battery capacity (Watt-hours, Wh) to understand fire intensity
- Verify state of charge (SoC, %) used during testing, as this directly impacts severity
- Assess the method of initiating thermal runaway to ensure it reflects realistic failure scenarios
- Confirm full cell propagation to validate true worst-case battery failure conditions
- Review duration of the fire test to ensure complete burn-out and total energy release are captured
Watch the Battery Bag 750 in action
Note: The video shows the relevant part of the test only. The complete test lasted for hours. The battery used had a capacity of 750 Wh, consisting of 80 pcs of 18650 cells(chemistry: NMC) and was charged up to 100%
E-Bike Battery Fire Containment and Storage
The LithiumSafe™ Battery Bag 750 is specifically designed for the safe storage, charging and transportation of e-bike batteries with capacities up to 750 Wh. As lithium-ion batteries become increasingly common in e-bikes and micromobility applications, the risk of thermal runaway incidents continues to grow.
When a battery enters thermal runaway, it can generate intense heat, fire, explosions and hazardous gases. The Battery Bag 750 is engineered to help contain these hazards through a combination of thermal insulation, pressure management and fire-resistant materials. This makes it suitable for use by e-bike manufacturers, retailers, service centers, fleet operators and consumers seeking additional battery fire protection.
Applications include battery charging areas, storage rooms, workshops, warehouses and transportation environments where damaged or high-risk lithium-ion batteries may be present. The LithiumSafe Battery Bag 750 helps reduce fire propagation risks while supporting safe battery handling procedures.
Frequently Asked Questions About E-Bike Battery Fire Safety
What is the LithiumSafe™ Battery Bag 750?
Can the Battery Bag 750 contain e-bike battery fires?
Can damaged e-bike batteries be stored in the Battery Bag 750?
The Battery Bag 750 can be used as part of a battery safety procedure for isolating and storing suspect or damaged e-bike batteries. It provides an additional layer of protection while helping reduce the risk of fire propagation. Always follow local regulations and safety procedures when handling damaged batteries.
Is the Battery Bag 750 suitable for charging batteries?
What battery sizes fit inside the Battery Bag 750?
The LithiumSafe™ Battery Bag 750 is designed for most common e-bike battery formats with capacities up to 750 Wh. The internal dimensions allow safe placement of a wide range of removable battery packs used by major e-bike manufacturers.
How hot can an e-bike battery fire become?
An e-bike battery fire can generate temperatures exceeding 1,000°C (1,832°F) during thermal runaway. These extreme temperatures can ignite nearby materials and make lithium battery fires significantly more difficult to control than conventional fires.
Who uses the Battery Bag 750?
The Battery Bag 750 is used by e-bike manufacturers, retailers, repair workshops, fleet operators, charging facilities and consumers who want additional protection when storing or charging lithium-ion batteries.
Why should e-bike batteries be stored in a fire containment bag?
As e-bike battery capacities continue to increase, the consequences of thermal runaway events become more severe. A dedicated fire containment bag helps reduce fire risks, improve battery safety procedures and protect people, property and equipment from battery-related incidents.
