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100% compatible replacement for Acer Chromebook Spin 311 C721 R721T batteries
This battery replaces the Acer AP18K4K and is compatible with all the models and batteries listed below. It is made with high quality cells and meets or exceeds the manufacturer's specifications.
Product Specifications for Replacement Sanyo Acer AP18K4K Battery (11.4V, 4200mAh, Li-Polymer)
- Specifications
- Brand: Acer
- Technology : Li-Polymer
- Voltage : 11.4V
- Capacity : 4200mAh
- Compatible Part Numbers: AP18K4K KT00304013
- Compatible Model Numbers: for Acer Chromebook 311 C721-48BR
for Acer Chromebook 311 CB311-9H-C4PP
for Acer Chromebook 311 CB311-9HT-C3M2
for Acer Chromebook 311 C733T-C8SZ
for Acer Chromebook 311 CB311-9H-C7C8
for Acer Chromebook 311 CB311-9H-A14P
for Acer Chromebook 311 CB311-9HT-C4EN
for Acer Chromebook 311 C721 R721T
for Acer Chromebook 311 C733T-C8S
for Acer Chromebook 311 CB311-9H CB311
for Acer Chromebook 311 C733-C0RF
for Acer Chromebook 311 CB311-9HT-C783
for Acer Chromebook 311 CB311-9HT-C9LK
for Acer Chromebook 311 C721-25AS
for Acer Chromebook 311 CB311-9H-C0VS
for Acer Chromebook 311 CB311-9H-C98L
for Acer Chromebook 311 C733-C37P
for Acer Chromebook 311 CB311-9H-C3KK
for Acer Chromebook Spin 311 R721T-482Z
for Acer Chromebook 311 C721-45UR
for Acer Chromebook 311 CB311-9H-C8YX
for Acer Chromebook 311 CB311-9HT-C4UM
for Acer Chromebook 311 CB311-9H-C68F
for Acer Chromebook Spin 311 R721T-49FS
for Acer Chromebook 311 C721-C721T
for Acer Chromebook 311 CB311-9H-C38F
for Acer Chromebook 311 CB311-9HT-C27Q
for Acer Chromebook 311 C733T-C67J
for Acer Chromebook 311 CB311-9H-C4XC
for Acer Chromebook 311 C733-C6LC
for Acer Chromebook 311 CB311-9H-C0Z8
for Acer Chromebook 311 CB311-9HT-C8V9
for Acer Chromebook 311 CB311-9H
for Acer Chromebook 311 CB311-9H-C1JW
for Acer Chromebook 311 CB311-9H-C86S
for Acer Chromebook 311 C721-434R
for Acer Chromebook 311 CB311-9H-C12A
for Acer Chromebook 311 CB311-9HT-C888
for Acer Chromebook 311 C733-C2E0
for Acer Chromebook 311 CB311-9H-C5KP
for Acer Chromebook Spin 311 R721T-48A0
for Acer Chromebook 311 C733T
for Acer Chromebook Spin 311 R721T
for Acer Chromebook 311 C733
for Acer Chromebook Spin 311 R721T-28RM
for Acer Chromebook 311 C721
High-performance 4200mAh 11.4V Acer AP18K4K battery
Our long-life replacement Acer Chromebook Spin 311 C721 R721T batteries deliver consistently high performance that matches or exceeds that of your original battery.
Acer Chromebook Spin 311 C721 R721T Battery Features
Upgrade your Acer Chromebook Spin 311 C721 R721T with a replacement our powerful new battery that enhances performance and extends the life of your valuable device in your pocket-friendly price.
Fully Tested: Each battery undergoes thorough quality checks before dispatch for you location. This ensures that you get a reliable, tested High quality product that meets the highest standards.
NOTE: Please verify your device’s model number to ensure that this part is compatible.
Designed to restore reliable performance and extend your device’s lifespan, this replacement part is essential for tackling battery issues and maintaining seamless functionality.
Guaranteed 4200mAh capacity
Unlike many competitors, our battery capacities are true, real and guaranteed. This Lithium Ion battery is 4200mAh and offers long runtimes with fewer charging breaks - exactly as advertised.
Acer Chromebook Spin 311 C721 R721T Battery (AP18K4K)
Acer Chromebook Spin 311 C721 R721T battery replacement AP18K4K with a capacity of 4200mAh is one of the main components of a Laptop . If you have problems with Acer Chromebook Spin 311 C721 R721T not charging, does not turn on, or it is discharging quickly, this replacement part will help you. Battery malfunction and service life can depend on many factors: charging cycles, age, temperature changes, so it is usually recommended to replace it every 2-3 years when its capacity drops to 80% or less.
The sustainable choice
Replace the battery, not your device. It’s the smarter, cheaper, eco-friendlier choice, saving you money while cutting your environmental footprint through recycling.
Superior quality and safety standards
Battery specialists since 2005, all our replacement Acer AP18K4K batteries undergo strict, rigorous testing to fully comply with the highest EU standards and beyond - that’s why they come with a 1-year guarantee.
Step-by-Step Battery Replacement Guide
Power Down Your Device: Turn off your Acer Chromebook Spin 311 C721 R721T to ensure a safe battery replacement process.
Remove the Back Cover: Utilize the provided tools to carefully remove the back cover of your device.
Disconnect the Old Battery: Gently detach the old battery, ensuring not to damage any other components in the process.
Install the New Battery: Connect the new Mobile Battery for Acer Chromebook Spin 311 C721 R721T AP18K4K to the designated slot, securing it in place.
Reassemble Your Device: Reattach the back cover, power up your device, and relish the enhanced performance with the new battery.
Optimize Battery Settings: Once your Acer Chromebook Spin 311 C721 R721T is powered up, navigate to your device settings and optimize the battery settings for improved performance and longevity.
Calibrate the Battery: To ensure accurate battery percentage readings, use your Laptop until it reaches 0%, then charge it to 100%. This calibration ensures more accurate readings in the future.
Frequently Asked Questions
Q: What parameters should be noticed when buying the Acer AP18K4K battery replacement?
A:There are many parameters of laptop battery, among which the following parameters need special attention before purchase.
Cell Type: Generally speaking, Li-ion and Li-Polymer batteries are the best choices. Compared with NiMH batteries in the past, they have a longer life, faster charging, more environmental protection, and one-third lighter weight.
Voltage: Please note that there may be two or more different voltages, such as 11.1 V and 14.8V, matching the same laptop model. They are completely incompatible with each other.
Capacity: A higher capacity battery can power your laptop longer. At the same time, high capacity batteries are much larger in size, weight, and higher in price. You can make a choice based on your needs.
Condition: Be sure to choose "Brand New". Check the production date. Batteries have been in production for more than 2 years should be denied.
Q: Is there a hidden cost buying a battery for Acer AP18K4K?
A:NO. You only need to pay the battery prices and shipping costs, no other hidden costs.
Q: What are the common issues of a worn-out Acer Chromebook Spin 311 C721 R721T battery?
A:When the charging/discharging cycles are over, the battery performance reduces significantly, and you’ve to replace it. Below are the most common issues when you need a Acer Chromebook Spin 311 C721 R721T battery replacement :
The battery drains much faster and goes down to low levels very swiftly.
Due to prolonged use, the battery is swelled or puffed up.
The battery works up to 50%, and the phone automatically switches off.
The battery is bulging, and the display is protruding outwards.
The charging percentage goes up and down without doing anything.
These are the most common issues that warrant an urgent replacement.
Q: What will greatly shorten the life of Acer AP18K4K battery?
A:Many people find that their laptops can often be used for 5 years or even more than 10 years without failure, but laptop batteries can't. This is often caused by the following behaviors:
The battery is often completely depleted.
Idle the laptop for a long time and do not charge the battery regularly.
Use an unqualified power adapter.
The battery is placed in a humid environment or directly immersed in water.
High temperature is a battery killer to shorten the battery life, complete death, or even explode.
Q: How can I check the battery’s health myself?
A:Please navigate to the Settings--> Battery section of your phone. There, you can see all the vital details of the battery. You’ll also see a nice graph showing the battery consumption details. You can see which apps are eating up the resources, and this information allows you to manage the battery more efficiently.
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* Acer model Laptop Batteries
Acer Chromebook Spin 311 C721 R721T
4200mAh£ 32.09 £ 40.00
Acer Nitro 5 AN517-55 Helios 300 PH3
5845mAh£ 51.09 £ 63.00
Acer Swift SF314 R5-5500U
4457mAh£ 51.09 £ 63.00
Acer AL13A
2520mAh£ 24.99 £ 31.00
Acer Chromebook Spin 311 CP311-3H-K2
4865mAh£ 44.09 £ 55.00
Acer Chromebook 715 CB715 CB714
7380mAh£ 49.09 £ 61.00
Acer ConceptD CN315 Pro Ezel CC314
4810mAh£ 49.09 £ 61.00
Acer Chromebook Spin 11 CP311-1HN-C2
3482mAh£ 42.09 £ 52.00
