COMPAQ Presario CQ40-300 Battery

COMPAQ Presario CQ40-300 Battery

Condition:Brand New, Japan Cells
Available:In Stock
Warranty:1 year warranty | 30 days money back | 60days exchange
Payment:PayPal, Credit card

Price: £50.68

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  • Product Details
Battery Type: Li-ion
Voltage: 10.8V or 11.1V or 14.4V
Capacity:95Wh / 12Cell
Weight: 533g
Size:218.40 x 60.55 x 42.7 mm
Color:Black or Grey
Details Feature
Compatible original Battery Code:
462889-541462889-721 462889-741
482186-003484170-001 484170-002

Fit machine:
COMPAQ Presario CQ40 Series(All)
COMPAQ Presario CQ40-300 Series(All)
COMPAQ Presario CQ40-300 CTOCOMPAQ Presario CQ40-300LACOMPAQ Presario CQ40-301AU
COMPAQ Presario CQ40-301AXCOMPAQ Presario CQ40-301TUCOMPAQ Presario CQ40-302AU
COMPAQ Presario CQ40-302AXCOMPAQ Presario CQ40-302LACOMPAQ Presario CQ40-302TU
COMPAQ Presario CQ40-303AUCOMPAQ Presario CQ40-303AXCOMPAQ Presario CQ40-303TU
COMPAQ Presario CQ40-304AUCOMPAQ Presario CQ40-304AXCOMPAQ Presario CQ40-304LA
COMPAQ Presario CQ40-304TUCOMPAQ Presario CQ40-305AUCOMPAQ Presario CQ40-305AX
COMPAQ Presario CQ40-305LACOMPAQ Presario CQ40-305TUCOMPAQ Presario CQ40-306AU
COMPAQ Presario CQ40-306AXCOMPAQ Presario CQ40-306TUCOMPAQ Presario CQ40-307AU
COMPAQ Presario CQ40-307AXCOMPAQ Presario CQ40-307TUCOMPAQ Presario CQ40-308AU
COMPAQ Presario CQ40-308AXCOMPAQ Presario CQ40-308TUCOMPAQ Presario CQ40-309AU
COMPAQ Presario CQ40-309AXCOMPAQ Presario CQ40-309TUCOMPAQ Presario CQ40-310AU
COMPAQ Presario CQ40-310AXCOMPAQ Presario CQ40-310TUCOMPAQ Presario CQ40-311AU
COMPAQ Presario CQ40-311AXCOMPAQ Presario CQ40-311BRCOMPAQ Presario CQ40-311TU
COMPAQ Presario CQ40-312AUCOMPAQ Presario CQ40-312AXCOMPAQ Presario CQ40-312BR
COMPAQ Presario CQ40-312TUCOMPAQ Presario CQ40-313AUCOMPAQ Presario CQ40-313AX
COMPAQ Presario CQ40-313TUCOMPAQ Presario CQ40-314AUCOMPAQ Presario CQ40-314AX
COMPAQ Presario CQ40-314BRCOMPAQ Presario CQ40-314TUCOMPAQ Presario CQ40-315AU
COMPAQ Presario CQ40-315AXCOMPAQ Presario CQ40-315TUCOMPAQ Presario CQ40-316AU
COMPAQ Presario CQ40-316AXCOMPAQ Presario CQ40-316TUCOMPAQ Presario CQ40-317AU
COMPAQ Presario CQ40-317AXCOMPAQ Presario CQ40-317TUCOMPAQ Presario CQ40-318AU
COMPAQ Presario CQ40-318AXCOMPAQ Presario CQ40-318TUCOMPAQ Presario CQ40-319AU
COMPAQ Presario CQ40-319AXCOMPAQ Presario CQ40-319TUCOMPAQ Presario CQ40-320AX
COMPAQ Presario CQ40-320LACOMPAQ Presario CQ40-320TUCOMPAQ Presario CQ40-321AX
COMPAQ Presario CQ40-321TUCOMPAQ Presario CQ40-322AXCOMPAQ Presario CQ40-322TU
COMPAQ Presario CQ40-323AXCOMPAQ Presario CQ40-323TUCOMPAQ Presario CQ40-324AX
COMPAQ Presario CQ40-324LACOMPAQ Presario CQ40-324TUCOMPAQ Presario CQ40-325AX
COMPAQ Presario CQ40-325LACOMPAQ Presario CQ40-325TUCOMPAQ Presario CQ40-326AX
COMPAQ Presario CQ40-326TUCOMPAQ Presario CQ40-327TUCOMPAQ Presario CQ40-328TU,
COMPAQ Presario CQ40-329TUCOMPAQ Presario CQ40-330TUCOMPAQ Presario CQ40-331TU
COMPAQ Presario CQ40-332TUCOMPAQ Presario CQ40-333TUCOMPAQ Presario CQ40-334TU
COMPAQ Presario CQ40-335TUCOMPAQ Presario CQ40-336TUCOMPAQ Presario CQ40-337TU
COMPAQ Presario CQ40-338TUCOMPAQ Presario CQ40-339TUCOMPAQ Presario CQ40-340TU
COMPAQ Presario CQ40-341TUCOMPAQ Presario CQ40-342TUCOMPAQ Presario CQ40-343TU
COMPAQ Presario CQ40-344TUCOMPAQ Presario CQ40-345TUCOMPAQ Presario CQ40-346TU
COMPAQ Presario CQ40-100 SeriesCOMPAQ Presario CQ40-200 SeriesCOMPAQ Presario CQ40-400 Series
COMPAQ Presario CQ40-500 Series

Battery Knowledge

Laptop batteries’ common problems and solutions:

1. Why my COMPAQ Presario CQ40-300 Battery not charge (indicator light does not shine)?

Possible reasons


Your battery is fully charged

Stop charging

Your power or adapter is working without electricity

Pls plug in the power supply

Laptop motherboard failure

Send laptop back to repair

Laptop battery internal fault

Send battery back to repair or replace battery

2. Why my COMPAQ Presario CQ40-300 Battery can not charge to 100% (less than 90%)

Possible reasons


Laptop battery internal data deviation

Please run battery “automatically proofreading program”, if you don’t have this program, please exhaust your battery and then charge again.

3. Why my COMPAQ Presario CQ40-300 Battery can’t use very long time after charged?

Possible reasons


Laptop battery internal data deviation

Please run battery “automatically proofreading program”, if you don’t have this program, please exhaust your battery and then charge again.

Laptop battery life is coming to an end

change a new laptop battery

4. Why my notebook will power off suddenly while using COMPAQ Presario CQ40-300 Battery?

Possible reasons


Mismatches of battery cells

Send battery back to repair

Setting faults of your operating system Power Management

Refer to the instructions of your laptop and operating system, and reset the Power Management

Laptop battery internal circuit board failure

Send battery back to repair or replace it

We are making efforts to supply best service to everyone, if you have any laptop or battery problems, pls feel free to contact us, also our batteries have nice warranty as blow:

30 days money back,

120 days free change,

365 days warranty,

Free shipping to all the world.

Please set your heart at rest to place an order at our site, we will serve you 24 hours 7 days.

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