Laptop Adapter 40 Watt 19V 2.1A

Ref Price:
Loading Port:
China Main Port
Payment Terms:
TT or LC
Min Order Qty:
200 Pieces pc
Supply Capability:
100000 Pieces per Month pc/month

OKorder Service Pledge

Quality Product

Order On-line Tracking

Timely Delivery

OKorder Service Pledge

Credit Rating

Credit Services

Credit Purchasing

Share to:

Product Description:

*Over-current protection,

*Voltage protection,

*Short circuit protection,

*Hot seller,Price advantage.

*Input :100-240V 50-60Hz 1.5A


*DC interface:2.5*0.8



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.

Send a message to us:

Remaining: 4000 characters

- Self introduction

- Required specifications

- Inquire about price/MOQ

Q:Is the Toshiba Laptop Power Adapter common?
Not imported are generic drops Should be common in the Toshiba!
Q:Is the laptop power adapter waterproof?
No waterproof function, Notebook design is not waterproof, then the user will naturally be away from the use of water, so the surrounding ancillary equipment because it is away from the water so the design is not waterproof.
Q:HP laptop power adapter output positive and negative
Do not recommend you to do so, buy a new adapter also 100 can be resolved. If you want to try, please refer to the two adapter parameters are matched, only to make changes! DC JACK have to match, otherwise counterproductive! I am the army: people-oriented, to the Friends of the Friends!
Q:Electrical appliances, especially the order of laptops, adapters and sockets
Connect the power adapter to the computer first. Then insert the socket. If not so. First plug in the socket, then access the computer. Will let the power adapter to the computer that jack sparks. The Over time will be a problem. So remember not to get back. Pull out on the contrary. First pull the socket. The Pull the computer.
Q:Laptop power adapter water
Try not to try, an adapter is 100 dollars or so, do not accompany the computer!
Q:What is the reason why the notebook's power adapter is not powered up
If not, you can confirm the problem in the adapter or motherboard.
Q:Samsung laptop power adapter bad how to do it
According to the original power supply model, or computer brand model + power adapter, do keywords, Taobao search.
Q:The laptop adapter can be charged but can not be powered on separately
Do not use the battery, plug the adapter can only boot it? Take a laptop and adapter to find a maintenance point, so that they test with a multimeter to see if the adapter is broken. The The Or try to find a model with the adapter plug in the test to see
Q:Laptop power adapter squeak how to do
If there is no power supply instability, or the sound of the big situation is generally a normal situation, because the power adapter in the conversion of the power supply is bound to issue a fixed frequency of the sound, different frequency of the inductance coil due to its rated power Is not the same, so the size of the induced current sound is not the same, you can ask if the customer can replace. But if you do not cause other problems theoretically can refuse to replace. Some problems with the power adapter: First, the general power of the nominal voltage, is the open circuit output voltage, that is, outside the load is not connected, there is no current output voltage, it can be understood that this voltage is the upper limit of the power output voltage. For the internal use of the active power regulator components, even if the mains voltage fluctuations, the output is also a constant value, as the market generally small transformers, such as portable with the type of power supply, if the electricity fluctuations, The output of the power supply will fluctuate.
Q:Laptop power adapter in the domestic 220v available foreign 110v can also be used?
Because it is wide voltage equipment, so it can be used
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  
Validity Period  

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