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COMPAQ Presario r4000ca Laptop Batteries
Get a replacement compaq presario r4000ca series battery for your laptop, this battery was specially designed, we guarantee the battery meet or exceed original specifications, full one year warranty and 30 day money back. we provide better performance and reliability battery at an affordable price!

COMPAQ Presario r4000ca

COMPAQ Presario r4000ca Battery, 11.10V 4400 mAh Specifications
Item Number : ELCQ026K
Battery Type: Li-ion
Voltage: 11.10V
Capacity: 4400 mAh
Color: Black
Net Weight: 310.00(g)
Dimensions: 205.15 x 51.10 x 21.20 mm

COMPAQ Presario r4000ca

COMPAQ Presario r4000ca Battery, 11.10V 8800 mAh Specifications
Item Number : ELCQ027K
Battery Type: Li-ion
Voltage: 11.10V
Capacity: 8800 mAh
Color: Black
Net Weight: 604.50(g)
Dimensions: 205.20 x 59.20 x 37.50 mm

Compatible Battery Code

COMPAQ 367759-001, HP PF723A, HP PM579A,

Fits Models

PRESARIO R4000CA SERIES, PRESARIO M2000 SERIES, PRESARIO M2000Z SERIES, PRESARIO M2001AP(PS929PA), PRESARIO M2003AP(PS943PA), PRESARIO M2003AP(PV256PA), PRESARIO M2010CA, PRESARIO M2010EA, PRESARIO M2013AP(PT373PA), PRESARIO M2019AP(PT379PA), PRESARIO M2031AP(PV247PA), PRESARIO M2033AP, PRESARIO M2043AP(PV288PA), PRESARIO M2045AP(PV297PA), PRESARIO M2052EA, PRESARIO R4000CA SERIES, PRESARIO R4025CA, PRESARIO R4035CA, PRESARIO V2000 SERIES, PRESARIO V2002EAP, PRESARIO V2004AP(PF359PA), and more COMPAQ notebook batteries.

COMPAQ Presario r4000ca Laptop Batteries Guarantee

  1. We offer 30-Day Money Back, 1 Year Extender Wattanty for COMPAQ Presario r4000ca battery.
  2. 100% New High Quality Battery COMPAQ Presario r4000ca .
  3. Replacement lithium ion battery PRESARIO R4000CA SERIES can be 100% compatible with OEM COMPAQ Presario r4000ca laptop batteries.
  4. The COMPAQ Presario r4000ca notebook battery pack is Brand New!
  5. We have Great After Seles Service Department for COMPAQ Presario r4000ca Batteries,fast respond to your request!
  6. Fast Delivery if you order the COMPAQ replacement battery PRESARIO R4000CA SERIES.
  7. COMPAQ Presario r4000ca battery is lithium ion battery.
  8. Order Your COMPAQ Presario r4000ca Laptop Battery Before 2:30PM We Will Usually Ship The Same Day
  9. We are power seller and have up to 99.6% positive feedback!

COMPAQ Presario r4000ca Laptop Batteries User Tips

  1. How to choose between two batteries with different Watt hours (Whr) or milliAmpere hour (mAH)?

    Higher Watt hours (Whr) or milliAmpere hour (mAH) on the same system under the same operating conditions means longer battery run time. For example, if you compare the same system, running the same applications, the COMPAQ Presario r4000ca battery with 75Whr would provide approximately 37% more run time than the 53Whr PRESARIO R4000CA SERIES battery.

  2. How to keep my COMPAQ Presario r4000ca battery healthy?

    PRESARIO R4000CA SERIES battery packs should ba charged for 12 hours when you first get them. Laptop batteries are completely dischardged at the time of purchase, and need a full charge before their first use.

  3. How to deal with my COMPAQ Presario r4000ca battery when it is not used?

    Don't leave your PRESARIO R4000CA SERIES battery inactive for extended periods of time. Even if you use AC power most of time, use the battery periodically to keep it in good condition. Unplug your AC adapter when the computer is not in use to prevent overcharging.

  4. What should I do for battery storage for a long period of time?

    Don't store your battery COMPAQ Presario r4000ca for long periods plugged into or attached to any power source, including AC adapters and laptop security carts plugged into an outlet; Charge batteries before storing. The recommended charging time should not exceed 1 hour.

  5. How to maximize my COMPAQ Presario r4000ca battery performance?

    To get maximum performance from the battery, fully optimize the notebooks power management features prior to use. The power management system conserves PRESARIO R4000CA SERIES battery power by setting the processor to run at a slower speed, dimming the screen, spinning dowm the hard drive when it's not in use and causing the machine to go into sleep mode when inactive.