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18650 2850mAh 3.67V Steel-shell Battery Customization

Irayenergy is a custom-oriented manufacturer and energy solutions provider dedicated to the research, development, production, and sales of polymer lithium-ion batteries.

Specializing in the production of 2850mAh 3.67V Steel-shell batteries.

Basic Info.

InformationParameterInformationParameter
Model NO.18650Charger ApplicationStandard Battery
Nominal Voltage3.67VCharger StyleStandard Charger
Weight48.8gBattery Size18.5*65mm(Max)
Cycle Life1000 cyclesProtect/
Capacity2850mAhVoltage for shipment3.9-4.0V
Combination1S1P battery PackBattery Model18650
Power Rate10.45WhOperating
Temperature(℃)
Charging:10-45℃
Discharging:-20-60℃
Terminal ApplicationPower ToolsNameLithium-Ion Battery
Transport PackageCartons/PalletsSpecification18650 battery pack
3.67 volt
TrademarkOEMOriginGuangdong, China

Product details

 

Discharge curves of batteries at different rates

Discharge Rate

Lithium batteries exhibit varying discharge rates. irayenergy's batteries support a maximum discharge rate of 5.0C, delivering high power output in short durations.

Discharge curves of batteries at different rates

Long Cycle Life

irayenergy's lithium battery maintains over 80% capacity after 500 cycles at room temperature, utilizing 0.5C charge and discharge conditions.

Irayenergy battery voltage drop curve

Ultra-Low Self-Discharge

irayenergy's lithium battery maintains over 80% capacity after 500 cycles at room temperature, utilizing 0.5C charge and discharge conditions.

Discharge curves of batteries at different temperatures

Wide Temperature Range

Lithium batteries operate within the -20°C to 60°C discharge temperature range. irayenergy's custom low-temperature batteries can be used for -40°C to 55°C operation, catering to diverse outdoor scenarios.

Packaging Method for Shipment

Outer box for battery shipment
Outer carton

Batteries outer carton is UN package, but sometimes the express will require standard carton for low power batteries.

Irayenergy battery cell packaging
Cion cell packaging

The cion cell battery can be pack in box or in tray, it depends on customer needed.

Pack and wire batteries for shipment
Soft pack battery packaging

The soft pack battery include pouch cell limno2 battery and polymer rechargeable battery, they all pack in tray, but 1 pcs in 1 hole

Cylindrical battery pack packaged for shipment
Cylindrical battery packaging

for the cylindrical cell normally 1 pcs in 1 box