Dell PA-21 Laptop Adapter 19.5V 3.34A

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Loading Port:: China Main Port

Payment Terms:: TT or LC

Min Order Qty:: 100 Pieces pc

Supply Capability:: 150000 Pieces per Month pc/month

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*Case: black

*wat: 65w

*dc tip: big pin

*package: brown box

*usage: laptop

*output: 19.5V 3.34A

*input: 110-240V

*warranty: 1year

*New: yes

*MOQ: 100PCS

Packaging & Delivery

Packaging Details: 50pcs/ctn

Delivery Detail: 3-5 days

Specifications

1.For PA-21 Laptop AC Adapter

2.100-240V 50-60HZ 1.5A

3.19.5V 3.34A 7.4/5.0mm octagonal tip

4.65W

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: If not over the warranty period to go after the sale, if the insurance to go to the social maintenance point, maintenance costs around 200

Q:Power can not be charged, and only to keep electricity, but the power less and less. Tried several times off the battery, boot, the power is useless. Socket also changed. There is no power supply around the same model. Seeking solutions ah: The reasons and solutions are as follows: 1. Notebook computer sometimes may not be charged after power is exhausted or other abnormal shutdown. 2. This time to restart the computer to try a good no, not on the shutdown, and then turn the laptop over. 3. Remove the battery, the battery down, put aside, wait 10 minutes. 4. Then put the battery up, the installation process is the first good to press. Restart the computer again. 5. Then turn on the power of the notebook, you will find the power display that the battery is charging. 6. If you still can not charge will be sent to the repair shop.

Q:Acer LCD monitor power adapter (19V, 1.58A) is broken. Existing laptop adapter two, Lenovo: 20V, 4.5A; HP: 18.5V, 3.5A, Do not know the two notebook adapter can be used in the LCD monitor, which is more appropriate?: 18.5V good, 20V also line, the difference between plus or minus 5% The following problems are not large,

Q:Sony power adapter models can be shared with different models have no damage to the books?: Sony's power adapter is not common, but a series of adapters can be generic, not a series is not necessarily common. When the charger power adapter is used, note the following parameters: 1, the output voltage is the same. 2, the output current is the same. 3, the output power is the same.

Q:Tsinghua Tongfang laptop power adapter lost, who knows the parameters, input voltage and output voltage?: 90W 100-240V Universal Adapter Universal 90W Adapter (LS-PAB90MH) Notebook 90W AC Power Adapter, Input: 100- 240V, 50 / 60Hz Laptop 90W universal AC power adapter Input: 100 - 240V, 50 / 60Hz Output: 14- 24V Size: 115 x 50 x 35mm Weight: 420g

Q:The original 65w bad, sometimes with less than 65w, can 90w it?: Generally do not recommend a last resort is also possible but the damage to the machine, especially the power of a moment

Q:What are the advantages and disadvantages of using laptop adapters for led lighting? Is power saving?: You use the laptop adapter to drive LED lighting is not very good, because the LED lamps are driven by constant current source (subject to LED light source characteristics of the restrictions, check the diode characteristics), and your notebook adapter is a constant voltage source, with LED lights The temperature rise, the adapter output current also followed to increase, resulting in LED lights light failure, shorten the service life.

Q:Pro: my computer with no electricity on the use of a look, the power adapter light is not bright, do not know the triangle plug line is broken, or the power adapter is broken! Give a detailed solution! how much is it?: Take the next socket to try to know it. The new sixty-seven it There are cheap ones. Are generally triangular bar, the feet of the unqualified it How to do leakage Your power adapter behind a lot of English, see a few V on it. General 14-inch is 19V. My ASUS N43, with the 19V.

Q:Laptop adapter overheating will not power that?: Notebook adapter overheating may be power, this conversion circuit must have a protective circuit (overcurrent protection circuit, overvoltage protection circuit, short circuit protection circuit, etc.) to prevent accidents, the protection of the laptop will not burn. Notebook power adapter works simply: that is, the use of unstable power supply switching power supply through the conversion circuit into a notebook computer needs constant voltage DC, to the laptop power supply and charging.

Q:I bought an external DVD drive, because the notebook is only a USB interface, read DVD discs sometimes say that power can not read the disc, there is an interface and the previous radio direct charge power adjustable 3 to 12 volts, I do not know it? Is it negative or positive?: External optical drive generally use the USB interface data cable power on it. CD-ROM drive at the back of an external power supply jack is DC 5V is the middle of the cathode. Use the power adapter to choose 500mA is enough, the phone's charger are easy to use, but you need to need a transfer cable, the local computer city to buy.

We mainly focusing in laptop AC adapters and chargers.We have at least 10 years of experience, strictly monitor our production lines to ensure every item carry the RoHS/CE/EN/FCC marks, and the defect rate lower than 0.3 percent. We also provide one-year warranty for added assurance. To benefit from us, contact us today. Your inquiries can be replied in 24 hours.

1. Manufacturer Overview
Location	Guangdong,China (Mainland)
Year Established	2005
Annual Output Value	US$10 Million - US$50 Million
Main Markets	Southeast Asia 5% Western Europe 40% North America 15% South America 20% Eastern Europe 20%
Company Certifications	ISO9001:2008

2. Manufacturer Certificates
a) Certification Name
Range
Reference
Validity Period

3. Manufacturer Capability
a)Trade Capacity
Nearest Port	Yantian,Shekou
Export Percentage	81% - 90%
No.of Employees in Trade Department	11-20 People
Language Spoken:	English, Chinese
b)Factory Information
Factory Size:	3,000-5,000 square meters
No. of Production Lines	8
Contract Manufacturing	OEM Service Offered Design Service Offered Buyer Label Offered
Product Price Range	Average