Battery for HP EliteBook 830 G9, 840 G9, 845 G9, 860 G9, WP03XL, 51.3Wh, 11.55V, Li-ion, 1-Year Warranty

**Product Overview**
This high-quality replacement battery is specifically designed for HP EliteBook 830 G9, 840 G9, 845 G9, and 860 G9 series laptops. With a capacity of 51.3W h and a voltage of 11.55V, it provides reliable power for your daily work, meetings, and travel. Whether you are upgrading an aging battery or replacing a failed one, this WP03XL compatible battery is an ideal choice.

**Important Voltage Warning**
Please check your original battery voltage before purchasing. This battery is rated at 11.55V. If your original battery is 11.25V or 11.4V, this battery is still compatible. However, if your original battery is 15.2V or higher, this battery will NOT work and may cause damage. Always confirm the voltage printed on your old battery.

**Compatible Models**
- HP EliteBook 830 G9
- HP EliteBook 840 G9
- HP EliteBook 845 G9
- HP EliteBook 860 G9
- HP ProBook 450 G9
- HP ProBook 460 G9
*Note: Not compatible with G8 or earlier series, or models with different battery connectors. *

**Replacement Part Numbers**
WP03XL, HSTNN-LB7T, HSTNN-DB7T, HSTNN-UB7T, HSTNN-IB7T, HSTNN-PB7T, HSTNN-QB7T, HSTNN-RB7T, HSTNN-SB7T, HSTNN-TB7T, HSTNN-VB7T, HSTNN-WB7T, HSTNN-XB7T, HSTNN-YB7T, HSTNN-ZB7T

**Specifications**
- Battery Type: Li-ion
- Voltage: 11.55V
- Capacity: 51.3W h / 4440mAh
- Color: Black
- Cell Count: 3 cells
- Weight: Approx. 220g
- Dimensions: 270 x 60 x 8mm (may vary slightly by model)
- Certification: CE, FCC, RoHS

**Comparison Table**

| Feature | Our Battery ( 51.3W h) | Original HP Battery ( 51.3W h) | Generic Low-Cost Battery |
|---------|----------------------|------------------------------|--------------------------|
| Capacity | 51.3W h | 51.3W h | Often 40-45Wh (lower) |
| Voltage | 11.55V | 11.55V | May be unstable |
| Protection | Full (6-layer) | Full | Basic or none |
| Warranty | 12 months | 12 months | 3-6 months |
| Price | Affordable | High | Low but risky |

**Installation Tips**

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

2. Remove the bottom cover screws (if applicable) or slide the battery lock to release.

3. Gently disconnect the old battery cable from the motherboard.

4. Remove the old battery and insert the new one, aligning the connectors properly.

5. Reconnect the cable, replace the cover, and charge the battery fully before first use.

6. If the battery is not recognized, try
a hard reset: unplug AC, remove battery, hold power button for 15 seconds, then reinstall battery and AC.

**Package Includes**
- 1 x Replacement Battery
(screw kit not included)

**Warranty & Support**
We offer a 12-month warranty and 30-day hassle-free return policy. If you have any compatibility questions or installation issues, please contact us before leaving feedback we are here to help!