4.2V 2A medical power adaptor, 4.2V 2A  AC/DC adapter
P/N: KRE-SAW31-3

Model Number: KRE-0422003
4.2V 2A  series External wall-mount medical power adaptor(AC/DC adapter, AC/DC power adapter), Class II, LPS, Universal input, customized design.

General: 4.2V 2,000mA series medical power adaptor adaptor









input: 100V~240V~50/60Hz 0.3A
output: 4.2V-2,000mA

Model Number: KRE-0900500(KRE-XXXYYYZ)
"XXX"=030-480, The output voltage is DC3.0-48.0V,
"YYY"=001-450, The output current is 0.01-4.5A,
"Z" representing the input plug, 0-European plug, 1-British plug, 2-the Australian plug, 3-USA plug, 4-Japan plug, 5-China plug, 6-Korea plug. 




Input voltage: 100 to 240V AC, 50 to 60Hz
input current: 150mA maximum
Inrush current (240V AC): 25A, cold 25°C
No load input power (240V AC): 0.3W
Efficiency: 75% maximum




DC output voltage: 4.2V DC/2A
DC output current: 2,000mA
Output voltage precision: 5%
Ripple/noise: 100mV
Regulation: ±1% line, ±5% load
Dc connector : 2.1X5.5mm , 2.5X5.5mm , optional




Burn-in: 100% full load, 40°C, 4hrs minimum
Leakage current: 0.25mA maximum at 264V AC
Withstanding voltage: 3kV 1minute 10mA max, between primary and secondary
MTBF: meet MIL-HDBK-217F over 50,000hrs, full load, 25°C




High reliability
High efficiency: consumption, meet US Energy start/CEC/AS/MEPS/EUP/ERP
Light and convenient plug-in
LED indication
AC/DC power adapter protection:
Over-voltage
Over-current
Short-circuit
Thermal shutdown capability




EN60950:2009; EN60065
PSE IEC60950, EN60065
AS/NZS 60950:2000, AS/NZS60065
CE(Low Voltage Directive)
UL1310, GB4943-2001




FCC Part15 Class B
EN55022 Class B
AS/NZS3548, AS/NZS4251.1 class B
EN55024/A1:2001
IEC61000-4-2; IEC61000-4-3
IEC61000-4-4; IEC61000-4-5
IEC61000-4-6; IEC61000-4-11
GB9254-1998/GB17625.1-2003
CISPR22 Class B
CNS13438 Class B 




Operating temperature: 0 to 40°C
Operating humidity: 10 to 95% RH
Storage temperature: -20 to 65°C
Storage humidity: 10 to 95% RH




Individual white box
PE bag
Carton size: 390 x 270 x 420mm
Gross weight: 9kg (maximum)