21700 LFP Cell 3000mAh

SKU: IFR21700-3000mAh

Original price was: $2.99.Current price is: $1.49.

50% Off

  • Comprehensive Door-to-Door Shipping Solutions.
  • International Seafreight to Destination Port. (Port of Discharge)
  • Air Freight, DDP(Delivered Duty Paid): 14~21 days, door-to-door.
  • Ocean Freight, FCA/FOB/CIF: Vary from 20 to 50 days depends on port of destination, port-to-port.
  • 12~36 Months Limited Warranty. (Excluding accident, misuse, abuse, neglect, unauthorized repairs or alterations, or normal wear and tear.)
1. Are lithium batteries considered hazmat for shipping?

Yes. Lithium batteries are classified as Class 9 Miscellaneous Dangerous Goods under international and national transportation regulations (such as the IATA DGR for air transport).
They are considered hazardous material (“hazmat”) for shipping because they pose a risk of:

  • Short Circuit: Which can lead to overheating.
  • Fire: If damaged, defective, or improperly packaged, they can catch fire.
  • Explosion: A fire can lead to a rapid release of energy.

Consequently, their shipment is strictly governed by specific packaging, labeling, documentation, and quantity restrictions based on the mode of transport (air, sea, ground).

2. Why is the shipping cost for lithium batteries higher?

Shipping costs for lithium batteries are high due to the significant risks and specialized handling they require.

The primary reasons are:

  • Hazardous Material (Dangerous Goods) Surcharges: Carriers add substantial fees to manage the inherent fire risk of lithium batteries.
  • Specialized Packaging: Mandatory use of non-conductive, fire-retardant, and damage-resistant packaging to prevent short circuits and thermal events.
  • Regulatory Compliance: Costs associated with required dangerous goods training, certified documentation, and specific labeling for each package.
  • Limited Carrier Options & Segregation: Fewer carriers accept lithium batteries, and they often must be stored separately, adding logistical complexity.

In short, the high cost directly reflects the safety measures needed to mitigate the risk of fire during transit.

In stock

21700 LFP Cell 3000mAh
Technical Specs.
ModelIFR21700
Nominal Capacity3000mAh
Nominal Voltage3.2V
Impedance≤25mΩ(AC 1kHz)
Charge Cut-off Voltage3.65V
Discharge Cut-off Voltage2.0V
Standard Charge Current0.5C(1.5A)
Max. Continuous Charging Current1C (3A)
Standard Discharge Current0.5C(1.5A)
Max. Continuous Discharge Current3C (9A)
Cycle Life≥2500 Cycles @0.5C Charge/Discharge, 80%DOD
Temp. Specs.
Charge Operating Temp.0℃~55℃
Discharge Operating Temp.-20℃~60℃
Storage Temp.15℃~35℃
Mechanical Specs.
Cell Weight70 g
Cell Dimension21*70 mm
Other Specs.
CertificatesUN38.3/MSDS/CE,etc.
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