The new Compaq Presario CQ40-512AX notebook battery is made with Grade A battery cells and 100% compatible with the original battery specifications. This battery is not compatible with DV4-3000, DV4-4000, DV4-5000, DV5-2000, DV5-3000, DV6-3000, DV6-4000, DV6-5000, DV6-6000, DV6-7000 and DV6-8000 series laptops.
The new Compaq Presario CQ40-512AX notebook battery is made with Grade A battery cells and 100% compatible with the original battery specifications. This is a high capacity battery, the bottom of this battery will extend out about 1 inch. And this battery is not compatible with DV4-3000, DV4-4000, DV4-5000, DV5-2000, DV5-3000, DV6-3000, DV6-4000, DV6-5000, DV6-6000, DV6-7000 and DV6-8000 series laptops.
Note: 1. 10.8V and 11.1V are compatible, they are in common use. 2. The
8800mAh(12 Cells) battery will extend out about 1 inch from the bottom of the laptop,
bigger size but help cooling and lasting longer.3. These replacement Presario CQ40-512AX batteries are not compatible with DV4-3000, DV4-4000, DV4-5000, DV5-2000, DV5-3000, DV6-3000, DV6-4000, DV6-5000, DV6-6000, DV6-7000 and DV6-8000 series laptops. So before placing an order please compare the product images to your old battery at first.
Product Description
Better quality, Better price
Long Life Compaq Presario CQ40-512AX Notebook Battery, Buy with Confidence!
Bring your original laptop back to life with high-quality Compaq Presario CQ40-512AX laptop battery - Made of high-quality materials, top grade battery cells and packed with safety features.
Features of Our Compaq Presario CQ40-512AX replacement battery:
Fully compatible with the original notebooks.
Low power consumption IC design.
No memory effect, fast charge.
Certified by CE, UL, ROHS, ISO9001/9002 for safety.
Our Compaq Presario CQ40-512AX battery contains Grade A battery cells to ensure longer battery life and more charge cycles.
Our requirements for safety performance are extremely strict, and each replacement battery for Compaq Presario CQ40-512AX has gone through more than one hundred strict tests on the quality and safety. More importantly, our Compaq Presario CQ40-512AX laptop batteries are sold directly on the network, without other agents profits included. Thus, the Compaq Presario CQ40-512AX battery price that you see on our website will be 20-50% lower than our competitors in general. If you find a cheaper Compaq Presario CQ40-512AX replacement battery on the competitive website, please let us know that and we will solve this problem for you.
Safety First
Each battery contains built-in multi-protection functions for maximum safety.
short circuit protection
overcurrent protection
overcharge protection
ELECTROMAGNETIC
POWER PROTECTION
overheating protection
CHARGING TIME PROTECTION
ESD PROTECTION
over discharge protection
INTELLIGENT PROTECTION
CLASS A protection
overvoltage protection
Product Larger Images
Compatibility
Note:
Please check the model and shape of your Compaq Presario CQ40-512AX original battery(use Ctrl + F to search the model). Make sure you get the correct battery.
It is an inexaustive list. If your original battery part number or your machine model name are not listed in the description, our battery may still fit your laptop. Therefore, please feel free to contact us to confirm the compatibility.
Compatible Battery Part Number
462890-421
484172-001
500028-131
509458-001
536436-001
HSTNN-IB79
HSTNN-Q43C
HSTNN-Q58C
HSTNN-UB73
HSTNN-W48C
Compatible Laptop Models
Presario CQ40-512AX
G61-440SG
Pavilion DV5-1023ES
Pavilion DV6-1140EK
Pavilion DV6-1199EG
Pavilion DV6-1222SL
Pavilion DV6-1410EY
Pavilion DV6-2003EL
Pavilion DV6-2016EG
Pavilion DV6-2025ER
Pavilion DV6-2077LA
Pavilion DV6-2137SL
Presario CQ40-317AU
Presario CQ40-701TX
Presario CQ60-105AU
Presario CQ60-204TU
Presario CQ61-130EI
Presario CQ61-305ER
Presario CQ61-318ER
Shipping Methods
After payment, we will arrange shipment within 24 hours.
When the shipment is confirmed, you'll receive a tracking number in your confirmation
e-mail.
This replacement Compaq Presario CQ40-512AX battery will be sent well packed in anti-static
bag, Boxed in sponge padded box and further sealed in plastic bag.
Payment Methods
Warranty
30-Day Money Back Guarantee
The new Compaq Presario CQ40-512AX battery should be charged fully and discharged to lower 5-10% for 5-6 times for normally perform. Traditional
7-Day Money Back Guarantee cannot meet test needs enough. To this end, we extend the warranty from 7-day to 30 days.
1-Year Warranty
We offer 12 months warranty on the replacement Compaq Presario CQ40-512AX notebook battery! During this period, if your battery fails due to quality problems, we will replace your battery with a new one.
100% Security Payment
Your privacy and security of information are of the utmost importance here at CanadaLaptopBattery.com. We have taken all the necessary steps to ensure that your shopping experience with us is 100% safe and secure. Buy Compaq Presario CQ40-512AX replacement battery with confidence!
FAQs
Q: My old Compaq Presario CQ40-512AX notebook battery is plugged in but not charging.
A: If your original laptop battery is exhausted shortly after fully charged or not charged at all, it is mostly a faulty battery. We recommend that you buy a new Presario CQ40-512AX laptop battery directly to avoid annoying troubles, and you can bring the laptop back to life with our high-quality Compaq Presario CQ40-512AX replacement battery.
Q: What if you ordered the Compaq Presario CQ40-512AX battery and it didn't fix the "plugged in not charging" problem?
A: We offer a 30-day money back guarantee on the Compaq Presario CQ40-512AX replacement battery! If we sent a defective battery we will replace it with a brand new battery for free within the first 30 days. If you discover that you did not need a new battery you can return it for a full refund within 30 days. You can see more about our warranty policy by visiting this page.
Q: How to extend the life of your Compaq Presario CQ40-512AX laptop battery?
1
Don't run out of your Compaq Presario CQ40-512AX notebook battery.
2
Fully charge your laptop before first use.
3
Unplug the USB device that is not used on the notebook.
4
Make sure the vents in your laptop not blocked and the laptop not overheated.
5
If your Compaq Presario CQ40-512AX battery will not be in use it should be removed from your original laptop and stored in an Anti-Static bag and in a dry, cool place. make sure it has about 40 - 50% charge and it is highly recommended to cycle it at least once a month.
Note: Charging the battery when using the notebook, or continuing to use the external power supply after the completion of charge will not cause additional damage to the battery.