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Compatible Laptop Battery Replaces Asus A42-A3

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Technical Specs Compatibility Shipping Rates Tech Support    
A42-A3 Specifications
 Our ValueOEM Value
Capacity 4400 mAh4400 mAh
Cellcount 6 Cell6 Cell
Color BlackBlack
Manufacturer Premium PowerAsus
Package height 8
Package length 8
Package width 8
Product weight 1 lbs
Technology Li-IonLi-Ion
UPC 842740023211
Volts 14.8 Volts14.8 Volts
UPC 842740023211

Compatible Laptop Battery Replaces Asus A42-A3

This new replacement laptop battery from eReplacements is 100% compatible with your Asus and is Black in color and is rated at 4400 mAh and 14.8 Volts. eReplacements laptop batteries all come with a 1 year warranty and will meet or exceed the original Asus laptop battery specifications because they are manufactured for high performance in our ISO 9000 factories using the best quality cells and most up to date safety and engineering control standards:
  • High/low temperature shut off protection
  • Thermal runaway protection
  • Overcharge shut off protection
  • Over discharge shut off protection
  • Cell imbalance shut off protection
  • Fire resistant plastic casing
  • Manufactured using the most up to date TI BQ20Z chip set

Click here for a current SDS sheet on this Laptop Battery

Thousands of resellers, dealers and service companies over the years have trusted eReplacements to provide their customers with quality replacement laptop batteries.
Compatible Models
Asus A6000
Click here to see more compatible models!
Compatible Part Numbers
Asus 70-NA51B1100Asus 70-NA51B2100Asus 70-NFH5B2000
Asus 70NA51B1100Asus 70NA51B2100Asus 90-NA51B2000
Asus 90-NA51B2100Asus 90-NA51B2200Asus 90-NA52B2000
Asus 90NA51B2000Asus 90NA51B2100Asus 90NA51B2200
Asus 90NA52B2000Asus A42-A3Asus A42-A6
Asus A42A3Asus A42A6

eReplacements Shipping Rates


We offer several ways to ship your product. Orders over $500 ship free via FedEx Ground or Freight. Your exact shipping rate will be calculated in the cart and is determined by weight and zone but following is a guideline for approximate shipping rates:

  • USPS: $2.00 - $5.00 (under 1 lb); $7.00 (under 3 lbs)
  • FedEx Ground: $10.00 (under 15 lbs)
  • FedEx 2Day: $15.00 (under 10 lbs)
  • FedEx Standard Overnight (4:00 p.m.): $25.00 (under 10 lbs)
  • FedEx Priority Overnight (10:00 a.m.): $35.00 (under 10 lbs)

Items shipped via FedEx Ground will arrive to your city from our Dallas warehouse according to the time in transit map below: