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We provide Asus K40 laptop battery , All our discount Asus K40 laptop batteries are brand new, high capacity, li-ion, rechargeable and made with high quality cells. The best Asus K40 battery meet or exceed the original laptop battery specifications.

Laptop Battery Pack For Asus F82 K40 K40IJ Series

Li-ion Brand new Laptop Battery - Usually ships the same business day.

Brand new, 1 Year warranty !
Please click here to ensure the product(s) that you are going to buy fits the brand, model and part number of your device

P/N: Asus K40

4400MAH Asus K40 Laptop Batteries Description:

Cheap Asus K40 Laptop Battery pack

Items Code: P#AS031

Battery Type: Li-ion
Battery Capacity: 4400MAH
Battery Voltage: 11.1V/10.8V
Battery Color: Black
Battery Brand: Asus Laptop Battery

Original Price: £43.88
Special Price : £35.10

Availability : IN STOCK

Brand new, 1 Year warranty !
Please click here to ensure the product(s) that you are going to buy fits the brand, model and part number of your device

P/N: Asus K40

4400mah Asus K40 Laptop Batteries Description:

Cheap Asus K40 Laptop Battery pack

Items Code: P#AS062

Battery Type: Lithium-ion
Battery Capacity: 4400mah
Battery Voltage: 11.1V/10.8V
Battery Color: black
Battery Brand: Asus Laptop Battery

Original Price: £43.88
Special Price : £35.10

Availability : IN STOCK

Brand new, 1 Year warranty !
Please click here to ensure the product(s) that you are going to buy fits the brand, model and part number of your device

P/N: Asus K40

5070mAh/39Wh Asus K40 Laptop Batteries Description:

Cheap Asus K40 Laptop Battery pack

Items Code: P#AS284

Battery Capacity: 5070mAh/39Wh
Battery Voltage: 7.7V
Battery Color: black
Battery Brand: Asus Laptop Battery

Original Price: £63.38
Special Price : £50.70

Availability : IN STOCK

90W Laptop AC Adapters power supply For Asus K40
Asus A6 A7 A8 B50 G1S 90-N6EPW2012 Charger
Input Frequency: 50 ~ 60Hz Input Voltage: 100 ~ 240V Output Voltage: 19V Output Currect: 4.74A Power: 90W Color: Black DC Plug Size: 5.5*2.5mm Relative Humidity: 5% ~ 95%RH (non-condensing) Storage Temperature: -40C ~ +85C Operation Temperature: 0C ~ +40C Adapter Brand: Asus AC Adapter
Special Price:
£25.74
Qty :

90W Laptop AC Adapters power supply For Asus K40
90W Asus M50S M50SV M50 Z84J F8 ADP-90FB PA-1900-36 Charger
Input Frequency: 50 ~ 60Hz Input Voltage: 100 ~ 240V Output Voltage: 19V Output Currect: 4.74A Power: 90W Color: Black DC Plug Size: 5.5*2.5mm Relative Humidity: 5% ~ 95%RH (non-condensing) Storage Temperature: -40C ~ +85C Operation Temperature: 0C ~ +40C Adapter Brand: Asus AC Adapter
Special Price:
£27.30
Qty :

65W Laptop AC Adapters power supply For Asus K40
Asus A6 A7 A8 F2 F3 F9 G U5 M6 W5 Series Charger
Input Frequency: 50 ~ 60Hz Input Voltage: 100 ~ 240V Output Voltage: 19V Output Currect: 3.42A Power: 65W Color: black DC Plug Size: 5.5mm X 2.5mm Relative Humidity: 5% ~ 95%RH (non-condensing) Storage Temperature: -40C ~ +85C Operation Temperature: 0C ~ +40C Adapter Brand: Asus AC Adapter
Special Price:
£26.52
Qty :

65W Laptop AC Adapters power supply For Asus K40
65W Asus X550 X450 U32 K52 K72 ADP-65AW A N65W-02 Charger
Input Frequency: 50 ~ 60Hz Input Voltage: 100 ~ 240V Output Voltage: 19V Output Currect: 3.42A Power: 65W Color: Black DC Plug Size: 4.0*1.35mm Relative Humidity: 5% ~ 95%RH (non-condensing) Storage Temperature: -40C ~ +85C Operation Temperature: 0C ~ +40C Adapter Brand: Asus AC Adapter
Special Price:
£27.30
Qty :

65W Laptop AC Adapters power supply For Asus K40
65W Asus F80 K45 U32 K53 X81 ADP-65AW A N65W-02 Charger
Input Frequency: 50 ~ 60Hz Input Voltage: 100 ~ 240V Output Voltage: 19V Output Currect: 3.42A Power: 65W Color: Black DC Plug Size: 5.5*2.5mm Relative Humidity: 5% ~ 95%RH (non-condensing) Storage Temperature: -40C ~ +85C Operation Temperature: 0C ~ +40C Adapter Brand: Asus AC Adapter
Special Price:
£27.30
Qty :

Description:

Asus K40 Laptop Battery can replace original equipment manufacturer battery ,

1.100% Q.C. of every product. Guaranteed to meet or exceed original specifications.
2.Laptop battery are 100% quality controlled.
3.Shipping direct from manufacturer at low factory price.
4.Built-in rechargeable Asus K40 battery protection circuit.
5.Li-ion rechargeablebattery, no memory effect and environment friendly.
6.Each Asus K40 laptop battery is tested throughout the manufacturing processto match or exceed the original equipments specifications for form,fit and workmanship.

Asus K40 Can replace the following part numbers

Asus K40 Can replace the following models:

Tips: Make your Asus Asus K40 Battery last longer:

Don't place Asus K40 laptop battery in laptop for a long period of time if the laptop is not being used.
Let the power of the Asus K40 batteries (15%) drain to 0% When you use your brand new Battery first time. And then full charge it(usually chrage it full 12 hours) and let it drain to 0% again. Do this for 2~3 cycles.
Do not forget to take away your Asus K40 battery from the device if you will not use it for a long time
With lithium-ion batteries, full charges and discharges are best on a regular basis. Asus K40 Li-ion batteries do not suffer from the memory effect.
Do not drop, hit or otherwise abuse the battery as this may result in the exposure of the cell contents, which are corrosive.
Make sure to plug your Asus K40 laptop charger adapter into a UPS and not directly into a power outlet or surge protector.
Always keep the battery pack out of reach of infants or small children.
Do not expose the battery pack to direct sunlight. Never store or use the battery pack in an unventilated vehicle where excessive internal temperatures may be encountered.