Laptop Battery for Toshiba S40-A S40DT-A S40T-A Series, 10.8V 4400mAh 48Wh, Compatible with PA5107U-1BRS PA5107U-1BRB PA5107U-1BRC, 12-Month Warranty

**Important
Voltage Warning: **
Please verify that your original battery voltage is 10.8V or 11.1V. Using an incorrect voltage battery may cause damage to your device. This replacement battery is designed for 10.8V systems (also compatible with 11.1V in most cases, but always check your original specs).

**Compatible Toshiba Laptop Models (including but not limited to): **
- Toshiba Satellite S40-A Series (S40-A, S40-AST2NX1, S40-AST3NX1, etc. )
- Toshiba Satellite S40DT-A Series (S40DT-A, S40DT-AST2NX1, etc. )
- Toshiba Satellite S40T-A Series (S40T-A, S40T-AST2NX1, etc. )
- Toshiba Satellite Pro S40-A Series

**Replaces Original Toshiba Battery Part Numbers: **
PA5107U-1BRS, PA5107U-1BRB, PA5107U-1BRC, PA5107U-1BRP, PA5107U-1BRQ

**Specifications: **
| Parameter | Value |
|-----------|-------|
| Battery Type | Li-ion (Lithium-ion) |
| Voltage | 10.8V (also compatible with 11.1V ) |
| Capacity | 4400mAh / 48Wh |
| Cell Count | 6 cells |
| Color | Black |
| Weight | Approx. 320g |
| Dimensions | 270 x 50 x 20 mm (check fitment with your laptop) |
| Certification | CE, FCC, RoHS |

**Comparison Table: **
| Feature | Our Battery | Generic Low-Cost Battery |
|---------|-------------|--------------------------|
| Capacity | 4400mAh (genuine grade cells) | Often 2200-2600mAh (lower grade) |
| Safety Protection | Overcharge, over-discharge, short circuit, over-temp | Basic or none |
| Warranty | 12 months | 3-6 months |
| Cell Brand | Grade A cells from LG/Samsung/Panasonic | Unknown or recycled cells |
| Compatibility | 100% tested for S40-A/S40DT-A/S40T-A | May not fit or charge properly |

**Installation Tips: **

1. Power off your laptop and unplug the AC adapter before replacing the battery.

2. Slide the battery lock to the unlock position, then gently remove the old battery.

3. Insert the new battery until it clicks into place, then slide the lock to the locked position.

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

5. If the battery does not charge immediately, try
a hard reset: remove battery and AC adapter, hold power button for 30 seconds, then reconnect.

**Package Includes: **
- 1 x Replacement Battery for Toshiba S40-A/S40DT-A/S40T-A


**Note: ** This is a compatible replacement product, not an original OEM battery. However, it is manufactured to meet or exceed OEM specifications. If you have any questions about compatibility, please contact us with your laptop model and original battery part number before purchasing.