21V 2.5A 2A 3A 4A lithium charger 8.4V 16.8V 25.2V li-ion battery charger

Product name

Model number

AC input

Input Voltage range:

90~264Vac

Reted input voltage:

100~240Vac

InputFrequency Range:

47~62hz

Input current max:

2.5A

Inrush current:

35A Max/240V

Efficiency:

>89%

No load Input power

<0.21W

Leakage current:

<0.25mA/240V

DC output

Max charging voltage:

21V

Output voltage tolerance:

5%

Max charging current:

0~2.5A

Ripple and noise:

<100mVp-p

Charging mode:

3- stage, CC,CV,trickle charging

Cut off current when charged full

Optional

LED indicator

Charging: Red, Charged full: Green

Charging current when charged full

<250mA

Protection

Over current protection

PASS

Over voltage protection

Short circuit protection

Over Temp protection

Anti-flow protection

Environment

Operating Temp:

0℃~+45℃

Storage Temp:

-30℃~+70℃

Relative Humidity:

10%~90%

Vibration and shock

Meet MIL-STD-810D

Safety

Safety standard

EN60950,EN61558,EN60335

EMC/EMI

Meet FCC CLASS B,EN55022 CLASS B.

EMS

EN61000-4-2

EN61000-4-3

EN61000-4-4

EN61000-4-5

A Harmonic source

Pass

HI-pot: Primary to Secondary

3KVAC,5mA,60s

Drop Test

As per UL regulation

Burning test

100%,4-5 hours

Life

MTBF

50000 hours

Warranty

3 years