Your Cart

Dell Inspiron 15R (5520) 6-Cell 48Wh Original Laptop Battery - 8858x

Dell Inspiron 15R (5520) 6-Cell 48Wh Original Laptop Battery - 8858x
Dell Inspiron 15R (5520) 6-Cell 48Wh Original Laptop Battery - 8858x
COVID-19 Notice
We are shipping all orders wherever courier services are operational, deliveries in certain areas may take more time than usual. Kindly Co-operate.
  • Availability: In Stock
  • Reward Points: 200
  • Model: Inspiron-5520-8858x
145 Products Sold
₹ 3,499
Including Tax: ₹ 3,499





Get Improved Laptop Performance and Battery Life with this Genuine Battery for Dell Inspiron 15R 5520 Laptops which comes with 1 Year Warranty from Dell India.

New Dell Inspiron 15R 5520 Battery comes in discharged / partially charged state and it should go through 2-3 charge / discharge cycles to achieve its optimum efficiency.

When charging a new Dell Inspiron 15R 5520 Laptop Battery your computer power meter may indicate that charging is complete after a few minutes, don’t worry about it and just remove the battery and install it again and repeat the charging procedure.

Dell Inspiron 15R 5520 Battery Replacement may require some technical skills to install it and user can either install it or hire a technician to do it. Please refer DIY (Do-It-Yourself) videos available on Youtube for your convenience.

It is important to fully charge and fully discharge rechargeable laptop batteries after every 2 weeks, failing to do so may decrease Dell Inspiron 15R 5520 Battery Life.

Dell Inspiron 15R 5520 Laptop Battery Backup will be the same as you received in a new laptop because this battery has same specifications.

If your Dell Inspiron 15R 5520 Battery not charging or it says Plugged in, not charging then please try a different charger to verify because this problem may occur due to a faulty charger also. Remove the battery and charger/ac adapter/power cord from your Dell Inspiron 15R 5520 Laptop, press and hold the power button for 20 seconds to discharge any residual current inside the laptop. This clears your RAM and is like a hardware reset.Replace the battery and charger/ AC adapter/ Power Cord and turn your laptop on.

If Dell Inspiron 15R 5520 Laptop Battery will not be in use for a long time then it is recommended that you should remove it from the device and store it in a cool, dry and clean place.


Output Voltage 11.1 V
Output Power 48Wh
Chemistry Lithium-Ion
Number of Cells 6
Colour Black
Brand Dell
Condition New
Compatible Part Numbers 8858X, 8P3YX, 312-1310, 312-1311, R48V3, 451-11947, 451-12048, 911MD
Warranty 1 Year Manufacturer Warranty


Frequently Asked Questions:

What do you mean by Dell Inspiron 15R 5520 Original Battery?

An Original Dell Inspiron 15R 5520 battery is manufactured, supplied and warrantied by Dell in India through its designated service network. If the battery is not distributed by Dell India then you will have issues in availing the warranty from Dell India.

Why should you buy Dell Inspiron 15R 5520 Original Battery?

An Original battery for Dell Inspiron 15R 5520 is made by Dell with superior quality cells and top quality components which not only provides longer battery life but also provides other safety features like Over Charging protection, Over Current protection, Over Heating protection, Deep discharge protection, Short circuit protection etc.

How to Avail Warranty for Dell Inspiron 15R 5520 Original Battery?

Availing warranty for a genuine Dell Inspiron 15R 5520 battery is simple, just talk to Dell customer care and tell them date of purchase and purchase invoice details and you will get a resolution from Dell.

What is Dell Inspiron 15R 5520 Original Battery’s Life?

As genuine Dell laptop batteries are made of high quality cells and components so Original Dell batteries last longer and also provide more battery backup. Estimated battery life of Dell Inspiron 15R 5520 battery is 2 -3 years and battery backup of 3-4 Hours which may vary depending upon usage types.

Is it bad to Leave the Dell Inspiron 15R 5520 Laptop on Charging all the time?

There is no danger to the battery and laptop if you leave the charger plugged in because as soon as it hits 100%, its over charge protection system will stop charging, it will start charging whenever its voltage will decrease below a certain level. Fully discharging a battery can damage it.

When should I Charge My Dell Inspiron 15R 5520 Battery?

It is advisable to charge a laptop battery up to 100% and then unplug the AC adapter and use the laptop on battery power. If you do not use battery power for a quite long time then the battery efficiency may decrease. You should discharge the battery up to 5% level and then recharge it again up to 100% to get good battery life.

Can I use my Dell Inspiron 15R 5520 Laptop Without Battery?

Yes you can use the laptop without battery but it is harmful for your data because as soon as AC power fails the system will shut down abruptly and you will not get a chance to backup your data so it is advised not to use a laptop without battery.

Write a review

Please login or register to review

The product is currently Out-of-Stock. Enter your email address below and we will notify you as soon as the product is available in stock.