DexMetal

Battery and Power Component Rules

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Batteries significantly affect e-waste classification. Equipment containing batteries typically requires A1181 classification unless batteries are removed before export.

Battery Types and Classifications

LITHIUM-ION BATTERIES (A1181):

  • Laptops, tablets, smartphones, power tools
  • H1: Explosive - thermal runaway risk if damaged or short-circuited
  • H3: Flammable liquids - organic electrolyte
  • H6.1: Acute toxicity - lithium salts, cobalt, nickel
  • H12: Ecotoxic - heavy metal content

LITHIUM BATTERY CAPACITY THRESHOLDS:

  • Under 100Wh: Standard hazardous waste classification
  • 100-300Wh: Special transport requirements, still A1181
  • Over 300Wh: Restricted dangerous goods, additional permits may be required

LEAD-ACID BATTERIES (A1181):

  • UPS systems, emergency lighting, automotive equipment
  • H6.1: Acute toxicity - lead content
  • H8: Corrosive - sulfuric acid electrolyte
  • H11: Chronic toxicity - lead exposure
  • H12: Ecotoxic - lead accumulation
  • H13: Yields hazardous substances - lead leaching

NICKEL-CADMIUM BATTERIES (A1181):

  • Power tools, emergency equipment, older portable electronics
  • H6.1: Acute toxicity - cadmium is highly toxic
  • H11: Chronic toxicity - cadmium bioaccumulation
  • H12: Ecotoxic - cadmium persistence in environment

NICKEL-METAL HYDRIDE BATTERIES (Potentially Y49):

  • Hybrid vehicles, some consumer electronics
  • Lower toxicity than NiCad
  • May qualify as Y49 if properly characterized
  • Check import country requirements - some classify as A1181

ALKALINE BATTERIES (Varies by jurisdiction):

  • Single-use AA, AAA, C, D, 9V batteries
  • Modern alkaline batteries: Mercury-free since 1996
  • Some countries accept as Y49, others require A1181
  • Verify with import country competent authority

Battery Removal Requirements

WHEN BATTERIES MUST BE REMOVED:

  • To classify equipment as Y49 instead of A1181
  • When transport regulations prohibit batteries in cargo
  • If import country requires battery-free equipment
  • For safety during disassembly or processing

BATTERY REMOVAL CHALLENGES:

  • Smartphones and tablets: Batteries glued or sealed inside
  • Laptops: Some models require extensive disassembly
  • UPS systems: Heavy lead-acid batteries integrated into design
  • Medical equipment: Battery removal may void equipment value

ECONOMIC CONSIDERATIONS:

  • Labor cost of battery removal versus classification benefit
  • Equipment value reduction if disassembled
  • Separate notification costs for batteries versus equipment
  • Market demand for battery-free equipment versus intact units

Equipment with Batteries Attached

CLASSIFICATION RULE:If batteries remain in equipment, classify the entire assembly using the most hazardous battery type present.

EXAMPLES:

  • Laptop with lithium battery attached: A1181 (H1, H3, H6.1, H12) for entire unit
  • UPS with lead-acid battery: A1181 (H6.1, H8, H11, H12, H13) for entire system
  • Power drill with NiCad battery: A1181 (H6.1, H11, H12) for complete tool

CANNOT SEGREGATE CLASSIFICATION:You cannot classify the laptop body as Y49 and battery as A1181 if they are shipped together as one unit. The entire unit takes the hazardous classification.

Battery-Free Equipment Classification

AFTER BATTERY REMOVAL:

  • Evaluate remaining components for hazardous characteristics
  • Circuit boards may still contain lead solder (A1181)
  • Display panels may contain mercury backlights (A1181)
  • Plastics may contain BFRs above threshold (A1181)
  • Only classify as Y49 if ALL components are non-hazardous

DOCUMENTATION REQUIREMENTS:

  • Statement that batteries have been removed
  • Description of battery disposal method (separate notification, domestic recycling, etc.)
  • Photographs showing battery compartments empty
  • Quality control procedures to verify battery removal

Separate Battery Shipments

DEDICATED BATTERY NOTIFICATIONS:

  • Consolidated battery shipments require separate notification
  • Sort by battery chemistry (lithium, lead-acid, NiCad, etc.)
  • Do not mix battery types in single notification
  • Specialized facilities often required for battery processing

LITHIUM BATTERY TRANSPORT RESTRICTIONS:

  • UN 3480 (lithium batteries alone) or UN 3481 (with equipment)
  • Packaging must prevent short circuits
  • State of charge restrictions (often 30% maximum for transport)
  • Quantity limits per package and per shipment
  • Carrier must be certified for dangerous goods

SeeIATA Dangerous Goods Regulationsfor current lithium battery transport requirements.

Built-in vs Removable Batteries

REMOVABLE BATTERIES (Easier to segregate):

  • Older laptops with battery bay access
  • Power tools with slide-out battery packs
  • UPS systems with accessible battery compartments
  • Mobile phones with removable back covers

BUILT-IN BATTERIES (Difficult to remove):

  • Modern smartphones and tablets (glued assemblies)
  • Ultrabook laptops (batteries adhered to case)
  • Wearable devices (sealed construction)
  • Medical devices (tamper-evident seals)

PRACTICAL APPROACH FOR BUILT-IN BATTERIES:

  • Classify entire unit as A1181 rather than attempt removal
  • Facility must be equipped to safely extract batteries
  • Include battery extraction in recovery operation description
  • Ensure facility permit covers battery-containing equipment

Battery Swelling and Damage

SWOLLEN LITHIUM BATTERIES:

  • Increased explosion and fire risk
  • May be prohibited by carriers even as hazardous waste
  • Require specialized packaging and handling
  • Some facilities refuse swollen batteries
  • Check with carrier and facility before notification

DAMAGED BATTERIES:

  • Physical damage, corrosion, or leakage
  • Higher H-code ratings may apply
  • Additional safety precautions during transport
  • May require domestic disposal rather than export

Backup Power Systems

UPS (UNINTERRUPTIBLE POWER SUPPLY) SYSTEMS:

  • Contain large lead-acid battery banks
  • Battery weight often exceeds electronic components
  • Classify entire system as A1181 unless batteries removed
  • Removed batteries require separate lead-acid battery notification

EMERGENCY LIGHTING SYSTEMS:

  • Small sealed lead-acid or NiCad batteries
  • Often difficult to remove without destroying fixture
  • Classify entire fixture as A1181 if batteries present

Button Cell and Coin Batteries

MERCURY BUTTON CELLS (BANNED):

  • Banned in most countries since 1990s
  • If present in older equipment: Classify as A1181
  • Extremely high mercury concentration
  • Specialized disposal required

LITHIUM COIN CELLS (Common in motherboards):

  • BIOS batteries in computers and servers
  • Small capacity, lower transport risk than large lithium batteries
  • Still contribute to A1181 classification if present
  • Can often be easily removed from motherboards

SILVER OXIDE AND ALKALINE COIN CELLS:

  • Watches, calculators, small devices
  • Lower hazard profile than lithium or mercury
  • Classification depends on quantity and jurisdiction

Common Battery Classification Errors

  • Classifying equipment with lithium batteries as Y49
  • Not assigning H1 (explosive) for large lithium battery packs
  • Assuming battery removal is always economically viable
  • Not documenting battery removal procedures in notification
  • Mixing battery chemistries in single shipment
  • Not verifying transport restrictions for lithium batteries
  • Overlooking coin cell batteries in motherboards and devices

When completingBlock 13: Physical CharacteristicsandBlock 16: Composition and Properties, clearly specify battery types present and whether removed or shipped with equipment.

References

Section: E-Waste · Type: guide