Laptop Battery for Dell TRHFF 5447 15-5547/5548 P39F P49G Series 11.4V 48Wh, High Capacity, 1-Year Warranty

**Important
Voltage Warning: **
Please confirm your original battery voltage is ** 11.4V ** before purchasing. Using an incorrect voltage battery may cause damage to your laptop or battery. This replacement is NOT compatible with 7.6V or 14.8V models.

**Compatibility List: **
This battery is designed for the following
Dell Inspiron models:
- Dell Inspiron 15-5447
- Dell Inspiron 15-5547
- Dell Inspiron 15-5548
- Dell Inspiron 15-5547/5548 Series
- Dell P39F / P49G

**Replacement Part Numbers: **
TRHFF, 0TRHFF, 0C3Y6K, C3Y6K

**Specifications Table: **
| Parameter | Value |
|-----------|-------|
| Battery Type | Li-ion |
| Voltage | 11.4V |
| Capacity | 48Wh / 4210mAh |
| Color | Black |
| Cell Count | 4 cells |
| Warranty | 1 Year |

**Comparison Table (Original vs.
Replacement): **
| Feature | Original Dell Battery | Our Replacement |
|---------|----------------------|-----------------|
| Voltage | 11.4V | 11.4V (Exact Match) |
| Capacity | 48Wh | 48Wh (Same) |
| Safety Protection | Basic | Enhanced (Overcharge, Short Circuit, etc. ) |
| Price | High | Affordable |
| Warranty | Limited | 1-Year Full Coverage |

**Installation Tips: **

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

2. Remove the bottom panel (screws may vary by model).

3. Disconnect the old battery cable and carefully lift it out.

4. Insert the new battery, reconnect the cable, and secure the panel.

5. Charge the battery fully before first use for optimal performance.

**Note: ** If your laptop does not recognize the battery after installation, please
perform a power reset: disconnect the battery and AC adapter, hold the power button for 15 seconds, then reconnect and restart.