Laptop Battery for ASUS A31N1719, X407UA, X507LA, X407MA, X507UB 11.55V 38Wh, High Capacity, 12-Month Warranty

**Product Overview**
This high-performance replacement battery is specifically designed for ASUS laptops using the A31N1719 battery model, including popular series such as X407UA, X507LA, X407MA, and X507UB. It delivers reliable power to keep your laptop running through work, study, or entertainment sessions.

**Important Voltage Warning**
Please confirm your original battery voltage before purchasing. This battery is rated at 11.55V. Using an incorrect voltage battery may cause damage to your laptop or battery. If your original battery voltage is 7.6V or 14.4V, this product is NOT compatible.

**Compatible Laptop Models (including but not limited to): **
- ASUS X407UA Series
- ASUS X507LA Series
- ASUS X407MA Series
- ASUS X507UB Series
- ASUS X407UF, X407UC, X407NA, X407MA-BR, X507MA, X507UB-BR, X507UA-EJ, X507UA-FC, etc.
- Also compatible with ASUS VivoBook 15 X507, VivoBook 14 X407 series.

**Compatible Battery Part Numbers: **
A31N1719, A31N1719-1, A31N1719-2, A31N1719-3, A31N1719-4, A31N1719-5, A31N1719-6, A31N1719-7, A31N1719-8, A31N1719-9, 0B200-03320000, 0B200-03320100, 0B200-03320200, 0B200-03320300, 0B200-03320400, 0B200-03320500, 0B200-03320600, 0B200-03320700, 0B200-03320800, 0B200-03320900.

**Product

Specifications

: **
- Battery Type: Li-ion
- Voltage: 11.55V
- Capacity: 38Wh (typical)
- Cells: 3-cell
- Color: Black
- Dimensions: Approx. 270 x 60 x 5.5 mm
- Weight: Approx. 200g
- Connector: 4-pin

**Comparison Table: **
| Feature | Our Battery | Generic/Cheap Battery |
|---------|-------------|-----------------------|
| Voltage | 11.55V (exact match) | Often mismatched ( 7.6V / 14.4V ) |
| Capacity | 38Wh (full rating) | May be lower (30Wh or less) |
| Protection | Overcharge/over-discharge/short circuit/overheat | Basic or no protection |
| Warranty | 12 months | 3-6 months |
| Certification | CE, RoHS, FCC | Often uncertified |

**Installation Tips: **

1. Turn off your laptop and disconnect the AC adapter.

2. Remove the back cover (screws may be hidden under rubber feet).

3. Disconnect the old battery cable and remove the old battery.

4. Insert the new battery, reconnect the cable, and replace the cover.

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

6. If your laptop does not detect the new battery, try
a hard reset: unplug AC, remove battery, hold power button for 30 seconds, then reinstall battery and plug in.

**Package Includes: **
- 1 x Replacement Battery for ASUS A31N1719


**Note: **
- This is a third-party replacement battery, not an OEM ASUS product.
- Please verify your laptop model and original battery part number before ordering.
- If you are unsure about compatibility, contact us with your laptop serial number for confirmation.

**Warranty & Support**
We offer a 12-month warranty and 30-day hassle-free return policy. If you have any issues, our customer support team will respond within 24 hours to assist you.