7XINbox 11.1V 5200mAh Laptop Battery T54FJ M5Y0X N3X1D P9TJ0 For Dell Latitude E6420 E6520 E5520 E5420 E6430 E6530 NHXVW P8TC7
ID: 75936

7XINbox 11.1V 5200mAh Laptop Battery T54FJ M5Y0X N3X1D P9TJ0 For Dell Latitude E6420 E6520 E5520 E5420 E6430 E6530 NHXVW P8TC7

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Price: US $63.65 / piece
Discount Price:
US $ 61.02 / piece

7XINbox 11.1V 5200mAh 8858X T54FJ M5Y0X N3X1D P9TJ0 Laptop Battery For Dell Latitude E6420 E6520 E5520 E5420 E6430 E6530 P8TC7

★Very important!

Please note to all buyers in Korea and Japan:
Korean buyers need to provide customs clearance signs, please get in touch with me and tell me your customs clearance signs, otherwise the package delivery fails, we will not bear any responsibility!

Japanese buyers need to provide full Japanese surname and first name, including full Japanese address, otherwise the package delivery fails, we will not bear any responsibility!

Please remove the primary battery or open the back cover of the computer before ordering, and check the battery model, shape or screw hole position.
If you are not sure about the model, you can take a high-resolution photo of the original battery and send it to our. We will assist you in determining the model.
If the model is not confirmed, we will not be responsible for any disputes caused by purchasing the wrong model.

If you need to cancel the order after payment, please inform us before we mail it (within 12 hours). Once the package has been sent for more than 24 hours, the order cannot be cancelled.After the parcel is sent, even if the order is cancelled, there will be freight charges.
Regarding transportation: please fill in the address in detail and indicate the house number accurately, otherwise the package may be returned! Couriers sometimes put packages into express boxes, please be sure to take them out in time.
The shipping date of all packages is 60 days. Please do not raise any disputes within 60 days. If you have not received the package, please let me know, please leave me a message, and I will check the whereabouts of the package as soon as possible. thanks for your cooperation!


Battery Type: Li-ion

Voltage: 11.1V

Capacity: 5200mAh

Color: Black

Product Type: Replacement Battery (Brand New)

Condition: New in a safe package

Warranty: 1 year warranty!

Replace Code :View Description

Package Included: 1*Battery

Two styles are shipped randomly.

Battery compatible models:


For Laptop Models:

For Latitude E5420
For Latitude E5520m
For Latitude E6420 XFR
For Latitude E5420 ATG
For Latitude E5530
For Latitude E6430
For Latitude E5420m
For Latitude E6120
For Latitude E6430 ATG
For Latitude E5430
For Latitude E6420
For Latitude E6520
For Latitude E5520
For Latitude E6420 ATG
For Latitude E6530
For Inspiron 7420
For Inspiron 7720
For Inspiron 5520
For Inspiron 7520
For Inspiron 5420
For Inspiron 5720
For Inspiron N4720
For Inspiron 4520
For Inspiron 4720
For Inspiron N7420
For Inspiron N7520
For Inspiron N7720
For Inspiron N5420
For Inspiron N5520
For Inspiron N5720
For Inspiron N4420
For Inspiron N4520

PS: Due to the continuous update and iteration of the new and old batteries, some photos may be taken with the old version of the battery, because the time issue has not been updated, such as the battery voltage you received has a slight change, but the model is the same or compatible There is no problem and does not affect normal use. Please do not use this to cause disputes,These photos are for reference only, and the samples are subject to the actual product you receive.

Battery activation program:

When the device charges the battery for the first time, due to different voltages and unstable currents, the device will stop charging the battery when the battery is half charged (sometimes more, sometimes less). If this happens, don’t worry, Just remove the battery from the device, reinstall and recharge. A new battery that is charged for the first time may require several iterations. Please be assured that. This is normal.

1. When you use the new battery at the first time,Please discharge the battery to 10% of the full charger then charger it to 100% .When a new battery is charged, it should be charged continuously for 12 hours, fully charging. Cycle Three to five times. To wake up the new battery. Turn off the computer while charging, and do not unplug the power during charging.

2. When the battery is in normal use, if the battery discharge reaches 5%, it must be shut down recharged. It is strictly forbidden to discharge the battery to 0%, because it is easy to damage and accelerate the deterioration of the battery.

3. Avoid artificial squeezing, disassembly, falling, heating or short circuit.

4. To use special equipment to charge.

5. Try to avoid using the battery in an environment where the temperature is too high or too low.

6. Please make sure the product you are about to buy fits the brand number, model and part.

7.The first use of the battery, the battery voltage may be too low, it is necessary to recharge the standby 24 hours before normal use.

8. Do not connect the adapter for a long time while using the battery, as it may damage it.

9. If you remove the battery for a long time, charge more than 80% at least once within a month.The battery must be charged up to 80% for longtime storage out of the Laptop.

10. The computer does not recognize the battery, the battery connector may be in bad contact with the computer socket. At this time it is necessary to check if the copper battery connector is exposed.

We have always been trying our best to provide the best service and reliable products for every customer. Please contact us via message to resolve the issue.

User manual:

All items will be shipped out via Post POST, CHINA POST or Express. The shipment usually takes 7-30 business days depend on delivery country.If item urgently, please contact us for detail before purchase.

1.Tracking information is availble about 5-10 days after we sent the parcel out.check the parcel's website:(https://www.17track.net/en)

2.Please make sure full name for Russian friend.

3.Please kindly purchase it as per your device model.please send message if any query

4.Please confirm your address carefully once you make the order.

We are not responsible for undeliverable address. We reserve the right to charge the shipping fee again for returned items due to wrong address.

We will send the products to you at once after the payment is received.(we will sent the items within 5-7 days(working days,not holiday seasons) after the payment being confirmed by the platform)

5.Battery isn't conventional goods for the shipping,The estimated delivery time may be longer than the conventional goods.

★Return policy:

We guarantee your zero risk purchase experience here. We offer full refund to you, if the product is different from the description.

As Cntronic's rule, one cancelled order will cause punishment to seller, so the only condition to cancel the order or refund is: The received goods are different from the ordered ones.

★Feedback & Contact:
Dispute is not the solution to the problem. I believe that if we find a solution, we will solve this problem well.
Please give us an opportunity to try and make it right,We believe that communication is the best way to solve problems.

Before a dispute occurs, please contact me so that I can help you solve the battery problem.
Please let us know and we will try our best to meet your needs.

Your Feedback is really important to us. please leave great feedback if you are satisfied with our product or service. After receiving the feedback, we will do the same for you,Thanks.
Please do not leave a negative feedback before contact me.
If you have any questions or need any help, please feel free to contact us.

If you not receive our reply within 1 workday,maybe the mail fault when you send to us, please kindly resend it again, we will reply you within 1 workday usually.

Our office hours is 9:00am-6:30pm (Beijing time)Monday-Friday, public holidays closed.


This product has a One-Year warranty.

Our warranty does not extended to any products that are physically damaged or that are not under normal operating conditions as a result of misuse or improper installation on the buyer/user's part.

For all returned products, customer MUST contact us for the returning address.

In all cases, buyers pay shipping fees at their own cost to return products for exchange or refund. We will be responsible for the postage of replacements. Refund will be made upon receipt.

Battery in normal use according to the aging degree of the computer and the buyer's charging habits and caused a certain degree of capacity loss, this is the normal consumption, this scope does not fall within the warranty.

All batteries suffer some degree of capacity loss after use, which is within the scientific normal range. Please do not think that the battery is a universal product, if you do not maintain the battery, over-charge or over-discharge, no matter how good the battery will be damaged.

  • Brand Name: 7XINbox
  • Certification: CE
  • Certification: FCC
  • Certification: RoHS
  • Certification: PSE
  • Origin: CN(Origin)
  • Type: Li-Ion
  • Model Number: T54FJ
  • Battery Cells: 6 Cells
  • Compatible Brand: DELL
  • Battery Voltage: 11.1V/5200mAh
  • Package: Yes


We are proud to offer international shipping services that currently operate in over 200 countries and islands world wide. Nothing means more to us than bringing our customers great value and service. We will continue to grow to meet the needs of all our customers, delivering a service beyond all expectation anywhere in the world.

How do you ship packages?

Packages from our warehouse in China will be shipped by ePacket or EMS depending on the weight and size of the product. Packages shipped from our US warehouse are shipped through USPS.

Do you ship worldwide?

Yes. We provide free shipping to over 200 countries around the world. However, there are some location we are unable to ship to. If you happen to be located in one of those countries we will contact you.

What about customs?

We are not responsible for any custom fees once the items have shipped. By purchasing our products, you consent that one or more packages may be shipped to you and may get custom fees when they arrive to your country.

How long does shipping take?

Shipping time varies by location. These are our estimates:

Location *Estimated Shipping Time
United States 10-30 Business days
Canada, Europe 10-30 Business days
Australia, New Zealand 10-30 Business days
Central & South America 15-30 Business days
*This doesn’t include our 2-5 day processing time.

Do you provide tracking information?

Yes, you will receive an email once your order ships that contains your tracking information.

My tracking says “no information available at the moment”.

For some shipping companies, it takes 2-5 business days for the tracking information to update on the system.

Will my items be sent in one package?

For logistical reasons, items in the same purchase will sometimes be sent in separate packages, even if you've specified combined shipping.

If you have any other questions, please contact us and we will do our best to help you out.


Order cancellation

All orders can be cancelled until they are shipped. If your order has been paid and you need to make a change or cancel an order, you must contact us within 12 hours. Once the packaging and shipping process has started, it can no longer be cancelled.


Your satisfaction is our #1 priority. Therefore, if you’d like a refund you can request one no matter the reason.

If you did not receive the product within the guaranteed time(60 days not including 2-5 day processing) you can request a refund or a reshipment.

If you received the wrong item you can request a refund or a reshipment.

If you do not want the product you’ve receive you may request a refund but you must return the item at your expense and the item must be unused.

  • Your order did not arrive due to factors within your control (i.e. providing the wrong shipping address)
  • Your order did not arrive due to exceptional circumstances outside the control of CNTRONIC Consumer Electronics Retailer (i.e. not cleared by customs, delayed by a natural disaster).
  • Other exceptional circumstances outside the control of cntronic.com

*You can submit refund requests within 15 days after the guaranteed period for delivery (60 days) has expired. You can do it by sending a message on Contact Us page

If you are approved for a refund, then your refund will be processed, and a credit will automatically be applied to your credit card or original method of payment, within 14 days.


If for any reason you would like to exchange your product, perhaps for a different size in clothing. You must contact us first and we will guide you through the steps.

Please do not send your purchase back to us unless we authorise you to do so.



Thank you for your interest doing business with us!

If you would like to get a discounted price for your large purchase orders, fill in the required blanks along with your email address, the product Item ID # and/or the link of the item that you want to order, item quantity (minimum of 30 pieces), shipping country and payment method is required. We will contact you with a discounted price as soon as we receive your inquiry.

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