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Shenzhen Lefengtong Electronics Co., Ltd.

China Manufacturer with main products: Magic LED Lighting Bulb, Cylindrical Lithium Battery, Lipo Battery, Portable Power Bank, RC Helicopters Toy

Home  >Products Catalog > lithium ion battery series > li-polymer battery 551745 3.7v 430mah lipo battery for digital electric product

li-polymer battery 551745 3.7v 430mah lipo battery for digital electric product

FOB Price: 1.35 - 1.58 USD/Piece
Supply Ability: 50,000 Piece/Pieces per Day
Shipping: TNT
Payment Terms: Western Union, Other, Offshore Account
In Stock
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Export Markets: North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe
Place of Origin: Guangdong in China
Packaging Details: Small white box

Quick Details

  • Brand Name: LFT
  • Model Number: 551745
  • Cycle life: > 300 times
  • Certification: CE,UL,ROHS
  • Warranty: One year
  • Male Plug: PH-1.25mm
  • Female Plug: 2 PIN
  • Wire exposed length: 50mm
  • Wire exit: Right side
  • PCB: Seiko board
  • Internal resistance: Under 200 milliohm
  • Application: Digital electric devices

Specifications

Model 551745
Nominal voltage 3.7V
Nominal capacity 430mAh
Size thickness × width × length (mm)
5.5±0.2×17.0±0.5×45.0±0.5mm
Advantage
  • High energy density
  • Safety and reliable(with PCM)
  • Long cycle life
  • no memory
  • Never explosion,stable performance,environment friendly
  • capacity and size could be customized
Max charge current 1C
Charging method charge with constant current 1C to 4.2v,then charge with constant voltage 4.2v, till charge current less than 0.01C
Max discharge current 2C
Discharge cut-off voltage 3v, the over-discharge detection voltage of PCM
Operating environment Charging, 0°C ~ 45°C ; 65±20%RH
Discharging, -20°C~60°C ; 65±20%RH
Storage environment -20°C~45°C
65±20%RH
storage for a long time(>3 months) and the storage condition shall be:<35°C;65±20%RH;
CycleLife
(100% Prime Capacity) :
>300times
Charging Attention Charging current and charging voltage should be less than specified in the Product Specification.
The charger shall be designed to comply with Specification.
It is dangerous that charging with higher current or voltage than Product Specification may cause damage to the cell electrical,mechanical safety performance.

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