45Wh Samsung AA-PBYN8AB Battery

45Wh AA-PBYN8AB Battery for Samsung Series 5 530U4B, 530U4C, 535U4C and NP520U4C Series

This 45Wh Samsung AA-PBYN8AB battery is designed for compatible Samsung Series 5
laptops, including selected 530U4B, 530U4C,
535U4C, NP520U4C, NP530U4B,
NP530U4C, and NP535U4C series models. It is a suitable choice
when your current battery drains quickly, no longer holds a charge, or your Samsung laptop needs
stable portable power again.

With a 7.4V output voltage and 45Wh capacity, this battery
supports everyday laptop use such as office work, study, browsing, email, documents, video playback,
online meetings, and travel.

Product Information

Compatible Part Numbers

Please compare the part number printed on your current battery before ordering. This battery is
suitable for the following Samsung battery part numbers:

• Samsung AA-PBYN8AB
• Samsung BA43-00339A

Compatible Model Series

This Samsung AA-PBYN8AB battery is designed for the following Samsung Series 5 laptop model series.
Please check both your laptop model and battery part number before placing your order.

Samsung Series 5 530U4B / NP530U4B Series

• Samsung 530U4B
• Samsung Series 5 530U4B
• Samsung Series 5 530U4B NP530U4B
• Samsung NP530U4B
• Samsung NP530U4BI
• Samsung NP530U4BL
• Samsung NP530UB

Samsung Series 5 530U4C / NP530U4C Series

• Samsung 530U4C
• Samsung Series 5 530U4C
• Samsung Series 5 530U4C NP530U4C
• Samsung NP530U4C

Samsung Series 5 535U4C / NP535U4C Series

• Samsung Series 5 535U4C
• Samsung Series 5 535U4C NP535U4C Series
• Samsung NP535U4C Series

Additional Compatible Samsung Models

• Samsung NP520U4C

When Should You Replace Your Samsung Laptop Battery?

If your Samsung Series 5 laptop no longer provides enough runtime for normal use, replacing the
battery can help restore convenient portable performance without replacing the entire laptop.

• • The battery drains much faster than before.
  • The laptop shuts down unexpectedly during use.
  • The battery percentage drops suddenly or behaves abnormally.
  • The laptop only works when connected to the charger.
  • The battery does not charge to full capacity.
  • Windows or BIOS shows a battery health warning.