Gold Member Since 2017
Audited Supplier
Dongguan Guanjin Electronics Technology Co., Ltd.

Adapter, Charger, AC Adapter manufacturer / supplier in China, offering Interchangeable Adapter AC/DC Adapter 100% Burn in and Tested Adapter, 12V Standard Switching Power Adapter for Plug in PSE Certificate, PSE Certificate 5V 1A Charger for Massage Device and so on.

(/ )

Supplier Homepage Product 12W Interchangeable Adapter AC/DC Adapter 100% Burn in and Tested Adapter

Interchangeable Adapter AC/DC Adapter 100% Burn in and Tested Adapter

Purchase Qty.:
1,000-1,999 2,000+
FOB Unit Price: US $2.2 US $2.1
Purchase Qty. (Pieces) FOB Unit Price
1,000-1,999 US $2.2
2,000+ US $2.1
Get Latest Price
Port: Shenzhen, China
Production Capacity: 24kk/Year
Payment Terms: L/C, T/T, D/P, Western Union, Paypal, Money Gram

Request a custom order and have something just for you!

Send Customized Request
Basic Info
  • Model NO.: K12S300020H
  • Output Type: DC
  • Color: Black and White
  • Internal Structure: On-Off Type
  • Connection: Plug In
  • Brand: Kptec
  • Transport Package: Carton
  • Origin: China
  • Usage: Laptop, Switching, Mobile Phone, Game Player, Digital Camera, Phone, Display, LED Light, Baby Monitor,Air Cleaner,Aroma Diffuser
  • Certification: TUV, RoHS, UL, ISO9001, CCC, GS, Ce, PSE, Kc, SAA,BS
  • Type: ODM
  • Power Source: Single End Type
  • Bluetooth Standard: 2
  • Trademark: KPTEC
  • Specification: L40*W40*H24.4mm
  • HS Code: 8504401400
Product Description
Interchangeable adapter AC/DC Adapter 100% Burn in and Tested adapter
1.electrical parameter
InputVoltage range90V--264V
 Input frequency47Hz--63Hz
 Enfficiency LevelVI
 Leakage current0.75A/240V
Output        DC Voltage2.4V---48V
 Rated Current0.1A---6A
 Rated Power5W,6W,9W,12W,15W,18W,25W,42W,48W,65W,100W
 Ripple noise<160mVp-p
 Voltage tolerance±5%
ProtectionOver current protection>4.0A
 Short-circuit protectionHiccup mode, recovers automaticlly after fault condition is removed
  Over voltage protectionShut down o/p voltage, re-cover on to recove
Environment Working temperature-30--+70ºC
  Working humidity10%--90%
  Storage Temp & Humidity-40ºC--85ºC, 10--95%
Certificates Safety Standard60950, 61558, 61347, 60065, 60335, 1310
 CertificatesRoHS, Reach, CE, GS, BS, UL, PSE, SAA, KC,
CCC, CB, FCC, EMC, ETL and so on
That's our normal specifications.  if you need more info welcome send us email to get the description of Specifications.

2.Application of  our AC adapter:

1)air cleaner

2)led lamp

3)baby monitor

4)two way radio

5)security system

6)sweeper, vacuum cleaner

7)aroma diffuser

3.Advantages of our AC adapter:

1. Superior raw material and Vendor Quality Audit

Has got CB, UL, FCC, CE, GS, EMC, PSE, SAA, KC ,BSMI,CCC, RoHS and Reach certificates.


3.100% Functional Test and electrical performance test, such as Hipot,short circuit,overvoltage,overload,overheat, burn-in test

4. 2 years quality warranty and defective rate is 0.5‰.

5. Provide Free samples for testing.

6.15-20 days fast delivery

7.Fast and high supply capacity, We not only supply high quality products,but also provide hot delivery service

4.Aging Testing
All   ac dc adapter have to aging test more than 4 Hours

5.Product shows:
Interchangeable Adapter AC/DC Adapter 100% Burn in and Tested Adapter
Interchangeable Adapter AC/DC Adapter 100% Burn in and Tested Adapter

6.About Guanjin:

Interchangeable Adapter AC/DC Adapter 100% Burn in and Tested Adapter

Interchangeable Adapter AC/DC Adapter 100% Burn in and Tested Adapter
Interchangeable Adapter AC/DC Adapter 100% Burn in and Tested Adapter

Dongguan Guanjin Electronics Technology Co., Ltd specialize in AC Adapter, Open Frame, LED Drivers and Charger. 

We have our own R&D department and 600 staff members at present, the capacity is 2, 000, 000 units of products per month. The products we offer include 5W--100W and other customize open frame. All of our products have passed CE, GS, BS, UL, cUL, PSE, SAA, KC and other certificates. 

We have become a promising and growing enterprise in the contemporary Power Supply Manufacturing industry. We believe our commitment to quality, efficient practices and our willingness to do everything we can to meet the customer's specifications demands are what got us here. 
7.Our certificate:
Interchangeable Adapter AC/DC Adapter 100% Burn in and Tested Adapter

Any other certificate avalibale.
Send me email to get the Text report & Certifications when you needed. also including the TUV-LVD & TUV Mark.

8.  Shippment:
(1)   By air
Your order will be delivered by DHL, FEDEX, UPS, TNT, or other International Express. It normally takes 3-7 days to arrive at your destination. 
(2):  By sea
Shipments will be operated under FOB conditions.

9.  Our Services:
(1):  We will send samples to your confirmation.
(2):  We welcome customers to check mass ac dc adaptor before delivery
(3):  You can ask refund ac dc adaptor in 30 days after you get goods,and all of the cost we will afford if the reason is ours,What's more we will give you the new products as soon as possible


Q: What is your MOQ?
A: Generally our MOQ for each model is 500PCS, we can discuss in details if you have special requirements, like big quantity for the whole order but small quantity for each model.

Q: How about your warranty of the ac/dc adapter ?
A : Generally we offer 2-year warranty for our products. Quality is the most important for long-term business partnership, and it is also our company aim to offer high quality and guaranteed products to help our clients expand their target markets.

Q: How can I finish my payment?
A: T/T, L/C, Western Union are all acceptable, PayPal is also OK. 

Q: How can I get detailed specifications about this power supply? Do you have catalogue and price list?
A: We have all the specifications, catalogues and price lists for each model. Welcome to contact us for detailed information via the contact ways mentioned below anytime!

Q: What is shipping method?
A: Samples will be sent via DHL, UPS, FedEX, TNT, EMS, etc. while bulk goods will be sent by sea or air. If you have familiar forwarders in China, we can send our goods there to save your cost.

Q: How about sample? For free?
A: YES! Generally we offer 1-5PCS sample(s) for your test FOR FREE, but you need to bear the freight cost. 

Any questions or requirements, please feel free to contact us:

Contact Detial :
Cathy Guan 
Office:  (+86-769) 2328-6158 EXT8020
Mobile phone : +86 - 13908063090


Send your message to this supplier
Miss Cathy
To: Miss Cathy

Enter between 20 to 4,000 characters.

This is not what you are looking for? Post a Sourcing Request Now