Innovative safety solutions
for a battery-powered world.

Revolutionizing the safe handling, transportation, and storage of lithium-ion batteries.

CellBlock was born as a response to the growing risks of lithium-ion battery fires. Our patented fire containment products feature CellBlockEX, an engineered dry loose-fill extinguishing agent that is revolutionizing the way the world handles, transports, and stores lithium-ion batteries. This environmentally-friendly granulate combines low cost with high effectiveness – an ideal solution for anyone looking for the safest method for storing or shipping lithium-ion batteries.

What began as an answer to inflight fires in the airline industry has grown into a comprehensive line of products, including UN packaging, DOT SP packaging, personal protective equipment, and custom storage and charging solutions.

Our team of safety consultants and experts provide premier customer service and product support. The CellBlock brand is trusted worldwide by hazmat teams, emergency responders, airline crews, mining companies, battery recyclers, technology labs, hospital staff, transportation professionals, and more.

The market leader in lithium-ion battery safety.


Our flagship extinguishing agent.

Storage & Charging

Cases, cabinets, and charging racks.


CellSafe kits for recalls and recycling.

Incident Response

Li-ion Battery Incident Kits (LIBIK)

Trusted by the safest brands in the world.

CellBlock FCS provides modern solutions for a lithium-ion powered world. Stored energy is increasingly present in our lives. CellBlock’s strives to match the speed of emerging technology with engineered products that address safety concerns at every level — from development to deployment.