XTAR X4 Mains Charger Kit

Product no.: B56-33

In stock




XTAR X4 Battery Charger 


Featuring a very handy real-time charging display, the XTAR X4 is a Li-ion and Ni-MH battery charger suitable for all the batteries we currently stock. The X4 has four charging bays for 3.6V/3.7V Li-ion/IMR/INR/ICR: 14500, 14650, 16340, 17335, 17500, 17670, 18350, 18490, 18500, 18650, 18700, 20700, 21700, 22650, 25500, 26650 and 1.2V Ni-MH/Ni-CD: AAAA, AAA, AA, A, SC, C batteries. 

Capable of utilising the included UK mains adapter, or a USB input, the charger is perfect for both in-home and on-the-go charging. Featuring three-stage charging (TC, CC and CV) which ensures batteries receive optimum charging to reduce cell degredation. The innovative LCD screen shows all the information you need to monitor the charging status of your batteries. The X4 also has a handy 5V USB output for when you need power on the go. Supplied with a UK mains adaptor.


  • Four charging bays
  • Undervoltage lockout and 3 stage charging algorithm (TC, CC.CV) charging method
  • Real-time battery monitoring
  • Li-ion, Ni-MH, Ni-CD compatible
  • Soft start function avoids damage from a large current surge
  • Reverse-polarity protection circuit board
  • Short circuit protection
  • Real time LCD display with charging status information
  • Supplied with UK Mains lead
  • Micro USB input port
  • USB output port
  • Batteries NOT included


  • Operation Temperature: Room temperature 0 to 40 °C
  • Input: 100-240 V ac ~ 50/60 Hz 0.8A DC 5V 2.1A
  • Constant Current: 2Ax2 / 1Ax4 / 0.5Ax4
  • USB Output: DC 5V 1A
  • Cut-off Voltage: 4.2 +/- 0.05V / 1.45 +/- 0.1V
  • Dimensions: 140 mm (L) x 118 mm (W) x 38 mm (H)
  • Net weight: 235 grams

Box Contents

  • XTAR X4 dual bay charger
  • 1 UK mains adaptor
  • Manual
Please read Lithium battery safety information before charging/using lithium batteries.

Additional product information

Documentation Download
Safety Information Download

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