This replacement for the ACER ES1-421 battery is a high-quality, lightweight, lithium-ion power pack engineered for seamless compatibility with your ACER portable computer. Backed by a three-year warranty, it is rigorously tested to meet or exceed the original ES1-421 battery's specifications, ensuring you can restore your laptop's peak performance and portability with confidence.

If your original part number or laptop model is not included in the compatibility list, our battery may still fit your laptop. Please feel free to contact us at service@power-supplier.co.uk for confirmation.

Input Frequency:	50 ~ 60Hz
Operation Temperature:	0°C ~ +40°C
Storage Temperature:	-40° C ~ +85° C
Relative Humidity:	5% ~ 95%RH (non-condensing) Safety Approvals: UL, CUL, TUV, CE, CCC, GOST-R, B Mark, NOM, NEMKO, PSB, S-Mark, S+ Mark, GS, RCM, BSMI, EK Mark, Nordic Mark, SEMKO, NEMKO, DEMKO, SABS Mark
Color:	Black
Inventory:	in stock

Choosing the right Charger / AC adapter:Before you buy any AC laptop adapter, please make sure the AC laptop adapter will give you the correct voltage and suitable current output.
Choose the right charger. Firstly, check the compatible brand. Secondly, check the output voltage and current, such as 19V 3.33A, which can be seen on the label of your laptop charger or at the bottom of the laptop. Thirdly, check the connection port.

Click to Enlarge Replacement Laptop Charger / AC Adapter for ACER Voltage: 19V (Output), 3.42A (Output Current) Power: 65W Connector Size: 5.5*1.7	Click to Enlarge Replacement Laptop Charger / AC Adapter for ACER Voltage: 19V (Output), 4.74A(Output Current) Power: 90W Connector Size: 5.5*1.7
Click to Enlarge Replacement Laptop Charger / AC Adapter for ACER Voltage: 19V (Output), 2.15A(Output Current) Power: 40W Connector Size: 5.5*1.7	Click to Enlarge Replacement Laptop Charger / AC Adapter for ACER Voltage: 19V (Output), 3.42A (Output Current) Power: 65W Connector Size: 5.5*2.5
Click to Enlarge Replacement Laptop Charger / AC Adapter for ACER Voltage: 19V (Output), 4.74A(Output Current) Power: 90W Connector Size: 5.5*2.5

This Laptop AC Adapter is also compatible with the following models:
ACER
  E5-422,   E5-532,   E5-772,
  E5-473G,    E5-573TG,   V3-574G,
  E5-472,    E5-532T,   ES1-420,
  E5-522G,    E5-722G,   V3-574TG,
  E5-473,    E5-573G,   V3-574,
  E5-422G,    E5-532G,   E5-772G,
  E5-522,    E5-722,   V3-574T,
  E5-472G,    E5-573,   ES1-421,

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