Laptop Battery for Toshiba C40-B C50-A/B L50-B C55D L55T Series, 11.1V 4400mAh, Compatible with PA5185U-1BRS, PA5185U-1BRP, PA5185U-1BAS, 2-Year Warranty

**Important
Voltage Warning: **
Please confirm your original battery voltage is ** 11.1V ** (not 10.8V or 14.8V ). Using an incorrect voltage battery may cause system instability or damage. This replacement is designed for 11.1V models only.

**Compatible Toshiba Laptop Models (including but not limited to): **
- Toshiba Satellite C40-B Series (C40-B, C40-BST2NX1, C40-BST3NX1)
- Toshiba Satellite C50-A/B Series (C50-A, C50-AST2NX1, C50-B, C50-BST2NX1)
- Toshiba Satellite L50-B Series (L50-B, L50-BST2NX1, L50-BST3NX1)
- Toshiba Satellite C55D Series (C55D, C55D-B, C55D-BST2NX1)
- Toshiba Satellite L55T Series (L55T, L55T-B, L55T-BST2NX1)

**Replacement Part Numbers: **
PA5185U-1BRS, PA5185U-1BRP, PA5185U-1BAS, PA5185U-1BRS, PA5185U-1BRP, PA5185U-1BAS

**Specifications Table: **

| Parameter | Value |
|-----------|-------|
| Battery Type | Li-ion |
| Voltage | 11.1V |
| Capacity | 4400mAh / 48.84W h |
| Cells | 6-cell |
| Color | Black |
| Weight | Approx. 320g |
| Dimensions | 270 x 50 x 20 mm (check fitment) |
| Certification | CE, FCC, RoHS |

**Comparison Table (vs.
Original Battery): **

| Feature | Original Toshiba Battery | Our Replacement |
|---------|--------------------------|-----------------|
| Capacity | 4000mAh (typical) | 4400mAh (10% higher) |
| Voltage | 11.1V | 11.1V (identical) |
| Safety Protection | Standard | Enhanced multi-layer |
| Warranty | 1 year | 2 years |
| Price | High | Affordable |

**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. Slide out the old battery gently.

4. Insert the new battery until it clicks into place.

5. Reconnect the AC adapter and charge fully before first use (recommended 4-6 hours).

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

**Note: ** This battery is not compatible with Toshiba Portege, Tecra, or older Satellite models using 10.8V or 14.8V batteries. Please verify your model number before purchase.

**Package Includes: **
1 x Replacement Battery (with 2-Year Warranty)
(English)

**Why Choose Us? **
- Factory-tested for quality and performance
- Ships from local warehouse for fast delivery
- Dedicated customer service team available 24/7

Order now and restore your Toshiba laptops mobility!