Xtar O4S Over 4 Slim Li-ion Ultra-fast Charger (1A, 2A, 4.1A) with LCD Display, two 5V, USB-Outputs – Black

44.99 37.99 Inc. 19% Vat.

Xtar Over 4 Slim Li-ion ultra-fast charger (1A, 2A, 4.1A) with LCD screen and two 5V USB-outputs, in black.

Out of stock

General Information

The Xtar 4 Over Slim is an ultra fast Li-ion battery charger and a USB charger with two 5V-outputs. (2.4V / 12W). This turbo-charger can charge cylindrical Li-ion battery-cells with up to 4.1A per slot, and it is currently (January 2018) the faster charger of its kind on the market.
For that reason, this charger is suitable for rechargeable batteries with a capacity of at least 2600mAh (formats: 18650, 20650, 20700, 21700, 26650, 32600, 32650.

The Over 4 Slim can also detect the internal resistance of the battery and show it on its LCD screen. The charging speed (1A, 2A or 4.1A) is determined automatically according to the measured internal resistance and the temperature.

Two buttons (slot 1 & 2) as well as LED-lights (red / green) make this charger as easy as pie to use. Using the two 5V outputs, two 5V devices (such as smartphones, tablets etc.) can also be charged with this charger.

The Over 4 Slim recognizes the voltage of the battery and chooses the charging voltage accordingly, as follows:

  • Lower than 2.5V – shows an “Actv” symbol and charges with a low current of up to 2.9V.
  • 2.6V or higher – and an internal resistance of more than 2.9V – the charging process begins with a current of 1A, 2A or 4.1A.

The charger comes with powerful 12V adapter.

Main features

  • Charging slots: 2
  • Suitable for: rechargeable Li-ion batteries
  • Compatible battery formats:  Li-ion: 10440, 14500, 14650, 16340, 16650, 17500, 17670, 18350, 18500, 18650, 20700, 21700, 26500, 26650, 32600.
  • Selectable charging currents: 1A / 2A / 4.1A
  • Charging method: CC-CV with trickle charging
  • Displays the voltage, internal resistance & temperature.
  • 2 x 5V USB-outputs for 5V devices such as smartphones, tablets etc.

Technical specifications

  • Input current: DC 12V 4A
  • Charging (output) current: 1A / 2A / 4,1A
  • USB-outputs: 2, each with 5V / 2.4A / 12W
  • Re-activation of deep-discharged battery cells in steps (0V-2,5V / 2.5V – 2.9V / 2.9V-4.2V)
  • Weight: approx. 600 Gram (with power supplier)

Scope of delivery

  • Xtar O4S Over 4 Slim black
  • 12V desktop power supplier