Quawin Electronics Co. Ltd
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Products
Quawin Electronics Co. Ltd
Li-ion Battery Packs with 3.7V Voltage and 4,400mAh Capacity
  • Li-ion Battery Packs with 3.7V Voltage and 4,400mAh Capacity
Li-ion Battery Packs with 3.7V Voltage and 4,400mAh Capacity

Li-ion Battery Packs with 3.7V Voltage and 4,400mAh Capacity

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Basic Info
Basic Info
Payment Type: Telegraphic Transfer (TT,T/T)
Product Description
Product Description
  • Made of 2 pieces high quality Cylindrical 18650 cell with PCB and polyswitch for full protection
  • Description:
    • Cell: 18650 (high quality Sanyo/LG/Other top brand Korea 18650)
    • Capacity: 4,400mAh
    • Voltage: 3.7V
    • Battery pack: 1S2P, 3.7V, 2.2Ah
    • Pack: PVC shrink tube
    • Pre-wired: 22 AWG open end wire
    • Dimensions: 69 x 37 x 21mm
    • Weight: 120g
  • Technique:
    • Charging voltage: 4.2V CC/CV
    • Maximal continuous charging current: 3A (current can be changed according to the demand)
    • Over charge protection:
      • Over charge detection voltage: 4.28 ± 0.025V
      • Over charge release voltage: 4.08 ± 0.025V
    • Over discharge protection:
      • Over discharge detection voltage: 3.0 ± 0.05V
      • Over discharge release voltage: 3.0 ± 0.05V
    • Over current protection
    • Short protection: exterior short circuit and can be automatic recovery
  • Temperature:
    • Charging temperature: 0 to 45°C
    • Discharging temperature: -20 to 60°C
    • Storage temperature: -20 to 45°C
  • Remark: cell can be replaced by other available models such as 14430 14500 18490 18500 and so on, we can make all kinds of customized battery packs
  • If you have different requirement on technique, shape and so on for the battery pack, we can made-to-order as per your request
  • Cell: 18650 (high quality Sanyo/LG/Other top brand Korea 18650)
  • Capacity: 4,400mAh
  • Voltage: 3.7V
  • Battery pack: 1S2P, 3.7V, 2.2Ah
  • Pack: PVC shrink tube
  • Pre-wired: 22 AWG open end wire
  • Dimensions: 69 x 37 x 21mm
  • Weight: 120g
  • Charging voltage: 4.2V CC/CV
  • Maximal continuous charging current: 3A (current can be changed according to the demand)
  • Over charge protection:
    • Over charge detection voltage: 4.28 ± 0.025V
    • Over charge release voltage: 4.08 ± 0.025V
  • Over discharge protection:
    • Over discharge detection voltage: 3.0 ± 0.05V
    • Over discharge release voltage: 3.0 ± 0.05V
  • Over current protection
  • Short protection: exterior short circuit and can be automatic recovery
  • Over charge detection voltage: 4.28 ± 0.025V
  • Over charge release voltage: 4.08 ± 0.025V
  • Over discharge detection voltage: 3.0 ± 0.05V
  • Over discharge release voltage: 3.0 ± 0.05V
  • Charging temperature: 0 to 45°C
  • Discharging temperature: -20 to 60°C
  • Storage temperature: -20 to 45°C

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