UN 3481: The Classification, Transport, and Compliance of Lithium-Ion
The code UN 3481 is far more than a string of numbers—it is a globally recognized United Nations identifier used to classify lithium-ion batteries contained in or packed with equipment during
New 3D chips could make electronics faster and more energy-efficient
A low-cost, scalable fabrication technology developed at MIT can integrate fast, efficient gallium nitride transistors onto a standard silicon chip, which could boost the performance of
UN 3536 LITHIUM BATTERIES INSTALLED IN CARGO
The Joint Meeting noted that, despite the current proper shipping name assigned to UN No.3536, the articles covered by this entry were closer in nature to machinery than to cargo transports units.
2025 Ultimate Guide: Decoding Battery UN Numbers for Safe and
Understanding and mastering these new regulations, especially the correct application of battery UN numbers, is a prerequisite for safe and compliant battery trade.
Rooftop panels, EV chargers, and smart thermostats could
After a cyber attack or natural disaster, a backup network of decentralized devices — like residential solar panels, batteries, electric vehicles, heat pumps, and water heaters — could restore
Recovering from the past and transitioning to a better energy future
As part of an MIT Energy Initiative seminar, Emily A. Carter, a professor at Princeton University, explained the importance of climate change mitigation in the energy transition,
Explained: Generative AI''s environmental impact
MIT News explores the environmental and sustainability implications of generative AI technologies and applications.
Photonic processor could enable ultrafast AI computations
Researchers developed a fully integrated photonic processor that can perform all the key computations of a deep neural network on a photonic chip, using light. This advance could improve
eCFR :: 49 CFR 173.185 -
Where a package contains lithium cells or batteries assigned to different UN numbers, all applicable UN numbers must be indicated on one or more marks. The package must be of such size that there is
How to Classify a Power Bank: UN3480 or UN3481?
UN3481 applies to batteries packed with equipment (e.g., a laptop shipped with its battery). Since power banks are self-contained energy storage devices without integrated equipment, they align with
Using liquid air for grid-scale energy storage
Liquid air energy storage could be the lowest-cost solution for ensuring a reliable power supply on a future grid dominated by carbon-free yet intermittent energy sources, according to a new
Battery Guidance Document
For the purposes of this guidance document and the IATA Dangerous Goods Regulations, power banks are to be classified as batteries and must be assigned to UN 3480, lithium ion batteries, or UN 3090,
Lithium Ion UN Number: Your Essential Guide
The UN number for lithium ion batteries is a critical piece of information for anyone involved in the shipping, handling, or transportation of these ubiquitous energy storage devices.
Study shows how households can cut energy costs
Giving people better data about their energy use, plus some coaching, can help them substantially reduce their consumption and costs, according to a study by MIT researchers in
New materials could boost the energy efficiency of microelectronics
MIT researchers developed a new fabrication method that could enable them to stack multiple active components, like transistors and memory units, on top of an existing circuit, which
UN3481 and UN3536: Comprehensive Analysis of Dangerous Goods
If the lithium battery only provides power for the operation and work of the device itself, this device is deemed to meet the definition of UN3481 equipment, otherwise it is an energy storage
UN 3480, UN3481, UN3090, UN3091, UN3171, UN3536:
D. Lithium Batteries Installed in Cargo Transport Unit: containerized energy storage devices. Lithium Batteries Installed in Cargo Transport Unit is also class 9 dangerous goods, and the UN number is
New facility to accelerate materials solutions for fusion energy
The new Schmidt Laboratory for Materials in Nuclear Technologies (LMNT) at the MIT Plasma Science and Fusion Center accelerates fusion materials testing using cyclotron proton beam
LFP Battery Storage Systems Shipping Classifications
The UN numbers — such as UN3480, UN3481, and UN3536 — classify lithium batteries based on their configuration and application, from individual cells to batteries installed in equipment
How artificial intelligence can help achieve a clean energy future
A look at how AI can be used to help support the clean energy transition by helping to manage power grid operations, plan infrastructure investments, guide the development of novel