90W 19v4.74a Laptop Ac Adapter For Acer

Laptop Ac Adapter With 19v 4.74a For Acer

Is this 19v 4.74a Laptop charger for Acer can replace 20V 2.25A power adapter ?

 The  notebook power adapter has two functions: ①, charging the laptop battery; ②, directly supplying power to the notebook.
The output of adapter  19 V 4.74 A is 1 V lower than the output voltage of the 20v power adapter, which does not affect the battery charging: the charging current is controlled by the special power source management module in the laptop.
 From the current output capability, the 19 V, 4.74 A ac adapter has stronger power supply capacity than the 20v adapter and can be used in place of the 20v power adapter without any harm. [The working current is determined by the notebook. 

Products specifications:

Output :19v 4.74a 30w

DC Connector Size:5.5*2.5mm

Nominal Input Voltage:AC100-240V

Input Frequency:50/60Hz

Adapter size:13*5.7*2.9CM

Adapter Weight:263G

Line Regulation:2%

Load Regulation:5%

Ripple Noise:180 Mvp-p

Efficiency:>85%

Operating Temperature:0°C ~40°C

Operating Humidity:5%~95%RH

Storage Temperature:-20°C ~85°C

Storage Humidity:5%~95%RH

Warranty: 2 years

Certificates:CE, ROHS, REACH, FCC, ERP, CB, GS, TUV, UL, CUL, CCC,PSE

MOQ:100pcs

Package:

♦ Inner box size: 19*13*4.7 cm

♦ Inner box weight: 40G

♦ PCS/CTN: 50PCS

♦ Carton Size: 48.5 x 32 x 40cm

♦ Gross Weight: 17.36Kg (not include AC cable weight)

Payment and shipping:

About us:

Shenzhen Yidashun Technology Co.,Ltd founded in 2007,is a professional manufacturer of laptop adapters,universal laptop adapters,ac/dc adapters,wall mount adapters,switching power supply and waterproof LED driver etc.

With more than 300 workers,12 automatic production lines,over 5000 square meters development and production base,our monthly output is 400,000~500,000 pieces.

If you have any question or advise,pls fell free to contact us.

I am of service at any time .