39Wh Samsung AA-PBUN4KP Battery

39Wh AA-PBUN4KP Battery for Samsung NP930QAA, NP900X5L, NT900X5M, NT900X5P and NP940X3L Series

This 39Wh Samsung AA-PBUN4KP battery is designed for compatible Samsung Notebook
and convertible laptop models, including selected NP930QAA,
NP900X5L, NT900X5M, NT900X5P, and
NP940X3L series laptops. 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 7.7V output voltage and 5120mAh / 39Wh capacity, this
battery supports everyday portable use such as office work, study, browsing, email, document
editing, 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-PBUN4KP
• Samsung 1588-3366

Compatible Model Series

This Samsung AA-PBUN4KP battery is designed for the following Samsung laptop model series. Please
check both your laptop model and battery part number before placing your order.

Samsung NP Series

• Samsung NP930QAA
• Samsung NP900X5L
• Samsung NP940X3L Series

Samsung NT Series

• Samsung NT900X5M
• Samsung NT900X5P

When Should You Replace Your Samsung Laptop Battery?

If your Samsung 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.

Why Buy This AA-PBUN4KP Battery?

• Designed for compatible Samsung laptops: suitable for selected NP930QAA, NP900X5L, NT900X5M, NT900X5P, and NP940X3L series models.
• 39Wh capacity: supports everyday portable use, office work, study, browsing, documents, email, and travel.
• Stable power output: built for compatible Samsung laptops that use 7.7V AA-PBUN4KP batteries.
• Brand new battery: a practical option when your current battery becomes weak or unreliable.
• 12-month warranty: gives customers more confidence when ordering.
• 30-day return policy: provides extra peace of mind after purchase.

Important Compatibility Reminder

Samsung laptop batteries may look similar but can have different voltage, connector position,
battery shape, capacity, color, or internal layout. Before ordering, please confirm that your
current battery part number matches AA-PBUN4KP or 1588-3366.

You can usually find the battery part number printed on the battery label. You can also check your
Samsung laptop model number on the bottom cover, Windows system information page, BIOS, or original
device label.

Before Ordering

• Verify your exact Samsung laptop model number.
• Compare your current battery part number with AA-PBUN4KP.
• Compare your current battery shape with the product images.
• Confirm that the battery connector type and position match your original battery.
• Check that your current battery voltage matches the product specification.
• Contact us if you need help confirming compatibility before purchase.

Installation Notes

• Turn off the laptop completely before replacing the battery.
• Disconnect the charger and any external devices.
• Use the correct tools and open the laptop carefully to avoid damaging the case, screen, or internal parts.
• Do not bend, puncture, disassemble, or force the battery during installation.
• Make sure the battery connector is properly aligned before closing the back cover.
• After installation, charge the battery fully before regular use.
• If you are not familiar with Samsung laptop repair, professional installation is recommended.

Frequently Asked Questions

Is this battery suitable for Samsung AA-PBUN4KP?

Yes. This battery is suitable for Samsung AA-PBUN4KP.

Is Samsung 1588-3366 included as a compatible reference?

Yes. Samsung 1588-3366 is included in the compatible part number list.

Does this battery fit Samsung NP930QAA?

Yes. This battery is listed for Samsung NP930QAA.

Can this battery be used for Samsung NP900X5L?

Yes. Samsung NP900X5L is included in the compatible model list.

Does this battery fit Samsung NT900X5M and NT900X5P?

Yes. Samsung NT900X5M and NT900X5P are included in the compatible model list.

Does this battery support Samsung NP940X3L series?

Yes. Samsung NP940X3L Series is included in the compatible model list.

What voltage is this battery?

This battery has an output voltage of 7.7V. Please compare it with the voltage printed on your
current battery before purchase.

What capacity is this battery?

The battery capacity is 5120mAh / 39Wh.

Is this battery brand new?

Yes. This product is listed as brand new.

What should I check before buying?

Please check your Samsung laptop model, current battery part number, battery voltage, battery shape,
and connector position. The safest way to confirm fit is to compare the part number on your current
battery with AA-PBUN4KP.