Description
Product Overview
Genuine Samsung AA-PBWM4AB 57Wh replacement battery. This high-quality battery is designed to restore your laptop’s original performance and mobility.
Specifications
- Capacity: 57Wh
- Part Number: AA-PBWM4AB
- Chemistry: Lithium-ion
- Condition: Brand new, factory fresh
Compatibility Information
Part Numbers (P/N)
- AA-PBWM4AB
- BA4300360A
- BA43-00360A
Compatible Models
- Samsung 530U4E
- Samsung 540U4E
- Samsung NP530U4
- Samsung NP530U4E
- Samsung NP540U4
- Samsung NP540U4E
- Samsung NP730U3E
- Samsung NP740U3E
- Samsung NT530U4
- Samsung NT530U4E
Note: This list represents common compatible models. Many additional part numbers and models are supported. If you’re unsure about compatibility, please leave your specific laptop model or current battery part number in the order notes, and we’ll verify before shipping.
When to Replace Your Battery
| Situation | Description |
|---|---|
| Short Runtime | Battery drains quickly even after full charge |
| Swelling/Bulging | Battery appears physically swollen or deformed |
| Charging Issues | Won’t charge fully or requires frequent recharging |
| System Warnings | Laptop shows “Consider replacing your battery” alerts |
| Age Factor | Battery is over 2-3 years old with reduced performance |
| Random Shutdowns | Laptop turns off unexpectedly when unplugged |
Estimated Battery Life
| Usage Scenario | Estimated Runtime |
|---|---|
| Web Browsing | 4-5 hours |
| Office Applications | 5-6 hours |
| Video Playback | 3-4 hours |
| Light Gaming | 1.5-2.5 hours |
| Standby/Sleep | 8-12 hours |
Note: These are conservative estimates for a new battery in older hardware. Actual runtime may be shorter than when your laptop was new due to increased software demands and natural hardware aging.
Purchase Benefits
- Same-day shipping on business days
- 30-day money-back guarantee
- 1-year manufacturer warranty
- In stock, ready to ship
- Free shipping included
- 100% genuine product





Reviews
There are no reviews yet