Laptop Battery for Toshiba Z30-A/AK04S/A1301 R634 R63/P/D Series PA5136U-1BRS, 11.1V 45Wh, High Capacity, 1-Year Warranty

**Important
Voltage Warning: **
Please confirm your original battery voltage is ** 11.1V ** before purchasing. Using an incorrect voltage battery may damage your laptop or cause charging failure. This battery is NOT compatible with 10.8V or 14.4V systems.

**Compatible Models (Full List): **
- Toshiba Portégé Z30-A, Z30-AK04S, Z30-A1301
- Toshiba Tecra R634, R63/P, R63/D, R63 Series
- Toshiba Satellite Z30-A series

**Replacement Part Numbers: **
PA5136U-1BRS, PA5136U-1BRP, PA5136U-1BAS, PA5136U-1BAP, PA5136U-1BRS/A, PA5136U-1BRP/A

**Specifications Table: **
| Parameter | Value |
|-----------|-------|
| Battery Type | Li-ion |
| Voltage | 11.1V |
| Capacity | 45Wh / 4000mAh |
| Color | Black |
| Cell Count | 6 cells |
| Weight | Approx. 320g |
| Warranty | 1 Year |

**Comparison Table (vs.
Original Toshiba Battery): **
| Feature | Our Replacement | Original Toshiba |
|---------|----------------|------------------|
| Capacity | 45Wh | 45Wh |
| Cell Quality | Grade A+ cells | OEM cells |
| Safety Certifications | CE, FCC, RoHS | CE, FCC, RoHS |
| Price | Affordable | Premium |
| Warranty | 1 Year | 1 Year (limited) |

**Installation Tips: **

1. Power off your laptop and unplug the AC adapter.

2. Remove the battery latch or unscrew the battery compartment cover (if applicable).

3. Gently slide out the old battery and disconnect the cable (if any).

4. Insert the new battery until it clicks into place, then secure the latch/screws.

5. Charge the battery fully (about 3-4 hours) before first use for optimal performance.

6. If the battery is not recognized, try
a hard reset: disconnect AC, remove battery, hold power button for 30 seconds, then reinstall battery and AC.

**Note: ** This is a compatible replacement, not an OEM product. Please verify your model and part number before ordering. For any questions, contact us we are here to help!