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  • For 18 years, the no. 1 battery and adapter specialist
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Welcome to Batteryupgrade!

Batterychampion has moved to batteryupgrade. As you are used to at BatteryChampion, you will find batteries and adapters for more than 40,000 devices, but with better service, faster delivery and sharper prices.

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Reviews

Dave Burroughs rated us:
(5/5)
Product:
Compaq Presario CQ40-312AU battery (4400 mAh 10.8 V)
General:
good service We were a little worried at first as we do not order much from the internet but when our parcel arrived we were happy.
About the product:
excellent. laptop back up and running
Read reviews from other customers

Batteries suitable for Compaq Presario CQ40-312AU

Nothing could be found

Battery suitable for Compaq Presario CQ40-312AU - 6600 mAh 10.8 V

6600 mAh 10.8 V
Suitable for: Compaq Presario CQ40-312AU
Capacity: 6600 mAh
Type: Li-ion
Product Details...
$ 66,68
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Battery suitable for Compaq Presario CQ40-312AU - 8800 mAh 10.8 V

8800 mAh 10.8 V
Suitable for: Compaq Presario CQ40-312AU
Capacity: 8800 mAh
Type: Li-ion
Product Details...
$ 62,69
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Battery suitable for Compaq Presario CQ40-312AU - 4400 mAh 10.8 V

4400 mAh 10.8 V
Suitable for: Compaq Presario CQ40-312AU
Capacity: 4400 mAh
Type: Li-ion
Product Details...
$ 53,57
Order now

Reviews

Mark Davis rated us:
(4/5)
Product:
Compaq Presario CQ40-312AU battery (8800 mAh 10.8 V)
General:
Great Company to deal with
About the product:
Good quality product no issues
Read reviews from other customers
  • This week free shipping!
  • For 18 years, the no. 1 battery and adapter specialist
  • Over 1.000.000 customers

Questions? Please contact us!