• Laptop Adpater 19V 4.74A System 1
Laptop Adpater 19V 4.74A

Laptop Adpater 19V 4.74A

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Loading Port:
China Main Port
Payment Terms:
TT or LC
Min Order Qty:
500 Pieces pc
Supply Capability:
10000 Pieces per Month pc/month

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*Over-current protection,

*Voltage protection,

*Short circuit protection,

*Hot seller,Price advantage.

*Input :100-240V 1.5A   50-60HZ

*Output:19V4.74A

*DC interface:bullet

*Power:90W

 

Products Features:

1.Professional patch technology production;

2.Allmported electronic components, circuit boards with over-voltage, over current, short circuit protection;

3.Output power enough;

4.The output voltage accuracy;

5.The output voltage ripple is small;

6.Original standard design, 100% compatible with original power supply.

Q: How to determine the laptop (DELL) battery and power adapter is a set?
Does this need to distinguish? The same type of computer adapter is the same. If you need to support the case, DELL company with adapter when the trouble is not trouble ah!
Q: The computer did not respond, no matter what plug in the power adapter, the battery has no electricity, and suddenly shut down is in my intention to plug in the power when charging a plug in the power of the computer can no longer open the machine
Perhaps the power adapter is broken, try another adapter
Q: My laptop power adapter is 19.5v-4.74A output parameters, you can use 19v-3.34A output parameters of the power adapter?
Can not ah, <Amanda89899> right "as long as the voltage output, high-power power can replace the use of low-power power.If the low-power used in high-power, easily lead to overheating adapter, equipment power shortage, Load work will shorten the power life. "It is recommended that you use the same current voltage adapter. The way to tell you a little power knowledge, to prevent deceived: << usually imitation of the 20-50 dollars, renovation of the original 60-150, the real original in the 150-200 between the general, and the national security >> Need a laptop power adapter friends can go to my store to see, there are Genius original brand adapter, with the original original quality of the original, compared with the replica with the refurbished much stronger, and the price is cheap. Click on my name - login my image on the website - into my Taobao shop, you can view the details, we want to help.
Q: Notebook off, plug in the power adapter okay? Does this laptop charge?
I do this every day, this is really the charge of the notebook. But it is best not always stuck.
Q: The notebook power adapter indicator does not light
First look at the socket and the adapter between the line is not short, and find an interface to try, if still not bright, probably the adapter is broken.
Q: Laptops (how to turn off the network adapter off)
From the device manager that there is a network adapter open to see if there is? Or is it! Or X number, if it is X that you disabled, right click on the OK?
Q: The computer charger just plug in the power, the computer lights will be lit about to go out. Sometimes inserted completely did not respond, in the end how the matter ah
Either the problem of the charger is either the problem of the machine with the charger contacts
Q: Lenovo laptop power adapter warranty how long
Generally if not warranty, then, in the Lenovo repair station to buy about 300 original.
Q: The laptop power adapter has been ringing, and the charging indicator flashes repeatedly. What's the matter?
Plugged in! Pull the battery out! Reload!
Q: Laptop does not have any power adapter adapter
The laptop's power adapter is a device that converts 220V AC power from a power supply unit to a low-voltage direct current device for powering a laptop. Power adapter output low-voltage direct current into the computer, but also through the computer motherboard power circuit to further deal with, resulting in 1.8V, 3.3V, 5V and other sets of voltage for memory, CPU and other components to run; another power adapter to provide the power can also be related Charge control circuit to charge the battery for the laptop.
Our products have passed a series of certifications, such as CE, FCC and RoHS. We integrates development, design, production, processing and wholesale. Based on scientific attitude and precise processing, we produce every unit of reliable quality. With high quality products & a good reputation, we have got the favor of customers.

1. Manufacturer Overview

Location Guangdong,China (Mainland)
Year Established 2009
Annual Output Value US$10 Million - US$50 Million
Main Markets North America; South America; Eastern Europe; Southeast Asia; Africa; Mid East; Eastern Asia; Western Europe
Company Certifications ISO 9001:2000

2. Manufacturer Certificates

a) Certification Name  
Range  
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3. Manufacturer Capability

a) Trade Capacity
Nearest Port
Export Percentage 71% - 80%
No.of Employees in Trade Department
Language Spoken:
b) Factory Information
Factory Size: 3,000-5,000 square meters
No. of Production Lines 10
Contract Manufacturing OEM Service Offered
Product Price Range

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