Battery for Fujitsu LifeBook U938 U939 FPB0340S FPCBP536 7.6V 4400mAh 33Wh Li-ion, High Capacity, 12-Month Warranty

**Product Overview**
This high-performance replacement battery is specifically designed for the Fujitsu LifeBook U938 and U939 series laptops. It directly replaces original battery models FPB0340S and FPCBP536, offering the same voltage and capacity as the OEM specification. Whether your original battery no longer holds a charge, swells, or fails to power on, this battery restores your laptops portability and performance.

**Important Voltage Warning**
Please verify that your original battery is rated at ** 7.6V ** before purchasing. Using an incorrect voltage battery may cause damage to your device or battery. This replacement is strictly for 7.6V models.

**Compatible Models & Part Numbers**
- Laptop Models: Fujitsu LifeBook U938, U939
- Original Battery Part Numbers: FPB0340S, FPCBP536
- Also compatible with other Fujitsu models using the same battery specifications (please check your devices battery compartment label).

**Specifications Table**

| Specification |

Details

|
|---------------|---------|
| Battery Type | Li-ion (Rechargeable) |
| Voltage | 7.6V |
| Capacity | 4400mAh / 33Wh |
| Color | Black |
| Cell Quality | Grade A+ cells |
| Protection | Overcharge, over-discharge, short circuit, over-temperature |
| Warranty | 12 Months |

**Comparison Table: Original vs Replacement**

| Feature | Original Fujitsu Battery | This Replacement |
|----------|--------------------------|------------------|
| Voltage | 7.6V | 7.6V (Exact Match) |
| Capacity | 4400mAh / 33Wh | 4400mAh / 33Wh (Equal) |
| Safety Certifications | Yes | Yes (CE, RoHS) |
| Price | High | Affordable |
| Warranty | Limited | 12 Months |

**Installation Tips**
1. Power off your laptop and disconnect the AC adapter.
2. Remove the battery compartment cover (if applicable) or slide the battery release latch.
3. Gently lift out the old battery.
4. Insert the new battery until it clicks into place.
5. Reattach the cover (if applicable) and connect the AC adapter.
6. Charge the battery fully before first use for optimal performance.

**Note: ** If your laptop does not recognize the new battery immediately, try
a hard reset: disconnect the battery and AC adapter, hold the power button for 15 seconds, then reconnect and restart.

**Package Includes**
- 1 x Replacement Battery for Fujitsu LifeBook U938/U939

**Customer Support**
We stand behind our product with a 12-month warranty and responsive after-sales support. If you have any questions about compatibility or installation, please contact us we are here to help.