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19V 4.7A laptop power supply adapter
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Product: Views:33419V 4.7A laptop power supply adapter 
Unit price: Negotiable
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Delivery date: Since the payment date Days delivery
Valid until: Long-term effective
Last updated: 2017-12-11 02:56
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JUYUANHAI devotes to the designing, producing and selling of customized laptop power supply replacement 19v 4.5a laptop power adapter, which is also an universal products. Welcome to wholesale our fashionable, quality and low price laptop power supply replacement 19v 4.5a laptop power adapter made in China in stock with us.


19V 4.7A laptop power supply adapter


Electrical Spec.:



Oupt power range 19V 4.7A
The adapter size  140*60.5*34.5 MM(L'W'H')
The adapter weight 0.35Kg/pcs
Input Rated Voltage  110VAC-240VAC
Input Frequency Range 47Hz~63Hz
Input Current less than 0.5A
Input Inrush Current less than 50A
Efficiency     80%(MIN)at Rated Voltage    
DC Output Voltage 19V± 5% 
DC Output Current  4.7A  
DC Output Power 90W
Leakage Current less than 1mA
Standby power less than 0.5w
DC connector 5.5*2.5*11mm (optional)
DC cable 1.2m cable (optional)
Ripple and Noise less than 120Mv at full road with 20MHz bandwidth
Turn On Delay Time  less than 3S  (AC:110V and full load)
Certificates CE GS UL/CUL FCC ROHS
Dielectric Voltage  A IEC320 three pin input---output(FG)3000Vac one minute
Safety protection  output voltage protection (150%-180% rated output current)
output current protection (150%-180% rated output current)
short current protection 
Operating Temperature  0°C - +55°C
Storage Temperature   -20°C - +85°C




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