Tenergy TLP-4000 Universal 1A Smart Charger for Li-Ion/Polymer Battery Pack (3.7V-14.8V 1-4 Cell)

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Our Price: $20.99
Item Number: 01281


  • It is a smart charger with MCU control. Accurate Voltage detaction ensures no over-charging and owe charging under charging status
  • It can charge from 1-4 cells Li-ion battery pack or Li-Polymer battery pack with capacity more than 1000mAh
  • Constant current Constant voltage charging mode
  • It can automatically distinguish 1-4 cells Li-ion battery pack
  • LED indicates charging and fully charging
  • Wide AC input voltage 100-240V, Designed for worldwide usage
  • Safety protection:
    • Over Voltage protection.
    • Short Circuit protection.
    • Reverse Polarity Protection
  • LED Indicator:
    • No Batteries----Green and Red light Flash alternately 2 times
    • Charging--------solid Red
    • Fully Charged---solid Green


  • Input: AC 100-240V 50-60Hz 1.0A
  • Output: DC 4.2-16.8V Auto-detection
  • Charging current: 1A
  • Dimenssion: 119 x 61 x 38 mm
  • Weight: 284g

For product datasheet: see here

This charger is designed to charge only 3.7-14.8V 1-4 cells Li-ion/LiPo rechargeable battery pack.
Only use this charger for battery packs with built-in protection circuit.
Never use it for hobby packs (RC, airsoft, etc) which are unprotected and are designed to be balance-charged.

Download product operation manual here

Charger Comparison Table:

Model: TLP-2000 TLP-4000 TLP-3000
Part Number: 01211  01281 01206-01
Charging Current: 0.5A 1A 1.5A
Compatible Battery Packs: 1-4S 1-4S 4S [only 14.8V]
Capacity That Can Be Charged: 500mAh+ 1000mAh+ 1500mAh+
      [This ensure charging current is under 1C]


  • Charge 3.7-14.8V Li-Ion/LIPO rechargeable battery pack only.
  • Don't expose the product to rain or humidity to prevent from electric shock.
  • It is normal if the product gets slightly hot in using.
  • Keep the product out of the reach of children.
  • To prevent from electric shock don't remove the cover.



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