Our P.T.C. is a hi-tech company. Professtional in R&D, marketing and after-sale service on All Power Supply Products such Laptop Batteries and AC Chargers, Power Tool Batteries, E-Bike Batteries/Power Banks/Wireless Charging Power Banks...And More!! Any questions please do not hesitate to contact us.


For P.T.C. AC Adapters, we have MAINLY 5 kinds of AC wire that with US plug, EU plug, UK plug, AU plug, South Africa plug. Our company has a highly sophisticated R&D engineering team, able to independently design and development of various types of switching power supplies and chargers. From mold design, SMT production, injection molding production processes to trademark laser marking, product packaging, with high-tech RoHs equipment detector, EMI tester,high and low temperaturer heat tester, drop tester, slat spray tester, ICT tester, add to vibration test, rocking test, tension test all quality control processes, ensure high quality products are produced.


We all know that the three important parts of the Power Adapter: Voltage, Ampere and DC Connector.

But there is a problem, there are so many species in the market, how can we choose a perfect matched adapter?
Don't worry! No matter who you are, buyer or supplier. We can handle this!

We P.T.C. is a professional battery and adapter supplier, we also have a qualified sales experts with more than 9 years experience in this field.

OEM and ODM are available in our company, and you deserve the best service.

Here for example, The item 19V 3.42A adpter for ASUS as below has prefect design in our company, and sale all around the world.



All these adapter types/models has 8 protection.

Output over-voltage protection

Input over-voltage protection

High temperature protection

Automatic throttling protection

Input over-current protection

Static protection

Output over-current protection

Intelligent current protection

Reverse flow protection

Short circuit protection



19V 3.42A AC power adapter19V 3.42A power adapterProtection of Waweis AdapterShell of adapter3.42A AC AdapterAdapter connectorAC Power Supply3.42A AC AdaptorPackage of Waweis Adapter

Questions and Answers:

1. Who we are?

We are a professional power Adapter/BATTERY manufacturer with high reputation in this field.

2. How we control the quality?

We make series of technical test before delivery, including aging test of 8 hours.

3. Can we accept samples customized?

No problem for samples order, and welcome your testing before your big order.

4. What about the production capacity?

2 days for samples order under 10pcs, 15 days for an order less than 10000pcs.

5. OEM and ODM acceptable?

Yes, we accept both.

6. What is our warranty service?

We provide 3-year warranty for all of delivered products.


We also help our clients out-sourcing other products from qualified/leading factory in china. So if when you didn't find the items wanted or need any requirement for other products, feel easy to let us know.


To serve you all our Partners/Clients is our honor. To provide top high quality and innovation to keep in trending is our commision. All we hope for is that our Partners/Clients' Business getting better and better year by year!!! 


Always, P.T.C. will be your strong support of marketing expansion. We are the first resource of product origin, we are resource. As P.T.C. Slogan "Peerless and Excellent, Our Journey Leads! ",letting us hand-in-hand, with all our worldwide Partners/Clients, Old or New Customers to take all challenges and creat new miracles!!!


Any other questions, you can contact our services/sales, or alternatively reach me Jeffrey Owner as below ways as you wish. Thank you!