Description
Product Overview
This genuine Samsung AA-PBYN4AB 45Wh battery is designed to provide reliable power for your compatible Samsung laptop. Manufactured to meet original equipment specifications.
Specifications
- Battery Type: Li-ion
- Voltage: 10.8V
- Capacity: 45Wh
- Condition: Brand new
Compatible Part Numbers (P/N)
- AA-PBYN4AB
- AA-PLWN4AB
- BA43-00336A
- BA43-00354A
- P22H02-01-N01
Compatible Models
- Samsung 530U3B
- Samsung 535U3C
- Samsung NP530U3B
- Samsung NP530U3C
- Samsung NP532U3C
- Samsung NP535U3C
- Samsung NP540U3C
Compatibility Note
This battery is compatible with many more Samsung models and part numbers than we can list here. If you’re unsure about compatibility, please leave your laptop model or current battery part number in the order notes during checkout. We will verify compatibility before shipping.
When to Replace Your Battery
| Situation | Description |
|---|---|
| Short Runtime | Battery lasts less than 1 hour on full charge |
| Swelling/Bulging | Battery case appears swollen or deformed |
| Charging Issues | Battery won’t charge fully or charges intermittently |
| System Warnings | Laptop shows “Consider replacing your battery” messages |
| Age | Battery is over 2-3 years old with reduced performance |
| Overheating | Battery gets unusually hot during use or charging |
| Sudden Shutdowns | Laptop turns off unexpectedly even with charge remaining |
Estimated Battery Life
| Usage Scenario | Estimated Duration |
|---|---|
| Web Browsing | 3-4 hours |
| Document Editing | 4-5 hours |
| Video Playback | 2.5-3.5 hours |
| Gaming | 1-1.5 hours |
| Standby/Sleep | 24-48 hours |
| Mixed Use | 3-4 hours |
Note: These are conservative estimates for a new battery used with older hardware. Actual battery life may be shorter than when your laptop was new due to increased power demands from software updates and natural hardware aging.
Shipping & Warranty
- Ships within 1 business day
- 30-day money back guarantee
- 1-year warranty
- In stock, ready to ship
- Free shipping
- 100% brand new product





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