Replacement Battery for Bose QuietComfort 30 QC30 Bluetooth Earphone

Bose ABI_400942 Li-ion Battery

* Please ensure the product(s) that you are going to buy fits the brand, model and part number of your device.

Special Price:£ 24.99 £ 29.99 (Discounts up to 30%)

Order More? Contact Us Selected Bose ABI_400942 batteries opens up new mobility and usage possibilities of your devices. These batteries are manufactured using new, high-quality, balanced features, rechargalbe cells that ensures the longest battery life and maximum capacity. These batteries do not have "memory effect," so they can be recharged at any time convenient for the user.

Product Condition Brand New
Brand Bose
Battery type Li-ion
Capacity 250mAh/0.925Wh
Voltage 3.7V
P/N ABI_400942
- +
※ 12 Months Warranty. 30-day money back guarantee.

High Quality Bose ABI_400942 Battery Replacement

High Quality Components

This Bose ABI_400942 battery replacement has built-in A+ grade cells and high-quality TI intelligent control chip, which not only performs better, charges faster but lasts longer. In addition, the outer shell of the Bose ABI_400942 battery is made according to the original battery shape design scheme, using high temperature and wear-resistant ABS +PC alloy environmentally friendly materials, which can be 100% compatible with your device and fit closely.

100% True Capacity

Do not be deceived by the false capacity advertisements from bad merchants, of which battery capacity will often drop off significantly after using a few months. Made with the highest quality "A" grade cells, our Bose ABI_400942 Headphones Battery has passed various strict quality tests to ensure that it meets OEM specifications, which can provide more than 600 charging cycles to maintain the same capacity for a long time.

Safety Is Vital!

Using a poor battery with unstable performance may do harm to the notebook and your safety. Our Bose ABI_400942 replacement battery has passed CE, UL, ROHS, and other international authority certifications, which provides a variety of protection functions, effectively preventing common risks such as short circuits, overheating, and overvoltage. In order to protect your device and your safety, please rest assured to purchase our high-quality batteries!

Compatible partnumbers:

This product is compatible with:

Bose QuietComfort 30 QC30 Bluetooth Earphone
ABI_400942 ABI_400942 Multiple Smart Protections


Q: How to check this battery is compatible with my laptop?

A: Please find out your old battery's part number or the exact model name of your laptop at first (like 'Bose ABI_400942'), then to match our product compatibility chart. Second please compare your old battery to our product images ensure their shape is same. Finally check the voltage(Rating) is same to your old battery's. More details please click How to find one correct battery for my laptop?

Q: Does your replacement Bose ABI_400942 battery compatibles with my originalBose ABI_400942 battery?

A: 100% OEM compatible, guaranteed to meet the specifications of your original Bose ABI_400942 battery (ensue same size & high quality). And all our batteries for Bose ABI_400942 laptop have obtained international certification( CE, UL, ROHS, ISO9001/9002 ).

Q: How to charge a new battery for Bose ABI_400942 for the first time use?

A: New Bose ABI_400942 battery pack is normally shipped in its partially charged condition. Please cycle your new Bose ABI_400942 battery pack by fully charge and discharge it for 3-5 times to allow it to reach its maximum rated capacity before use. (Note: it is perfectly normal for a battery to become warm to the touch during charging and discharging).

New batteries are hard for your device to charge; they have never been fully charged and are therefore "unformed". Sometimes your device's charger will stop charging a new battery before it is fully charged. If this happens, simply remove the battery from your device and then re-insert it. The charge cycle should begin again. This may happen several times during your first battery charge. Don't worry; it's perfectly normal.

Q: How to Remove Replace Install and Upgrade your Bose ABI_400942 Headphones Battery?

A: 1. Turn your Bose ABI_400942 laptop over.

2. Find the Headphones Battery release button lock for your Bose ABI_400942 laptop.

3. Now that your Bose ABI_400942 Headphones Battery is unlocked, find the battery release button down.

4. Holding the laptop battery release button, gently pull your battery away from the laptop.

5. Now that your Bose ABI_400942 battery is removed, grab your replacement Bose ABI_400942 battery for installation.

6. Insert the battery into the slot. Push the Bose ABI_400942 battery towards the laptop and secure it in place.

This replacement Bose ABI_400942 battery pack is specially designed with multiple-protection circuit for maximum safety. The housing of the Bose ABI_400942 battery pack is made of non flammable and very durable plastic, which is fire retarded and avoids damage when dropped from low heights.

All our high quality replacement batteries for Bose ABI_400942 have been tested and proven to match and/or exceed original Bose battery performance and are 100% compatible with Original Manufacturer Specifications.This battery for Bose ABI_400942 comes with 1-Year limited warranty.

Thank you for purchasing this high quality replacement Bose ABI_400942 Headphones Battery at We have a strict testing process to ensure that your ordered products (like this battery for Bose ABI_400942) are functionally correct before they are packed and sent to you. And before placing an order please make sure that your old original Bose ABI_400942 battery's part number is listed at below and the shape is same to our batteries' images (please view the larger images for details).

Item Code ECN12235_Oth
Condition Replacement, Brand New
Type Li-ion
Brand Bose Compatible Headphones Battery
Capacity 250mAh/0.925Wh
Voltage 3.7V
Warranty 1 Year Warranty, 30-day money back guarantee!
Protections Short circuit protection, over voltage protection, over current protection
Certification RoHS, CE, FCC
Useful Life 300-500 Recharge Cycles

30-Days Money Back Guarantee

We promise that if you are not satisfied with the battery for Bose ABI_400942 which you ordered, you can return the battery and we will refund the amount you spent on the purchase within 30 days.

One-Year Warranty

We are absolutely confident of our batteries and offer one year warranty on the Bose ABI_400942 battery replacement.

100% Security Payment

For the security of your account, our payment methods are safe and trustworthy. We protect every client's privacy, so please buy with confidence!

To reduce risk of fire or bums, do not disassemble, crush, puncture short external contacts, or dispose of it in fire or water

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