Replacement Battery for Lenovo ThinkPad E595 R480 R490 R580 E41-50 E41-55 L17L3P51 11.4V 48Wh 4-Cell Laptop Battery [High Capacity & Long Life]

**Product Description**

Upgrade or replace your worn-out laptop battery with this high-performance 48Wh replacement battery designed specifically for Lenovo ThinkPad E595, R480, R490, R580, E41-50, and E41-55 series. Whether you are a student, professional, or frequent traveler, this battery provides the reliable power you need to stay productive on the go.

** Important Voltage Warning**
Please double-check your original battery voltage before purchasing. This battery is 11.4V (nominal). Using an incorrect voltage battery may cause damage to your laptop or battery. If your original battery is 10.8V or 11.1V, this battery is also compatible (within tolerance). However, if your original battery is 14.4V or 15.2V, this battery will NOT work.

** Compatible Laptop Models**
- Lenovo ThinkPad E595
- Lenovo ThinkPad E585
- Lenovo ThinkPad E495
- Lenovo ThinkPad E485
- Lenovo ThinkPad R480
- Lenovo ThinkPad R490
- Lenovo ThinkPad R580
- Lenovo ThinkPad E41-50
- Lenovo ThinkPad E41-55
- Lenovo ThinkPad A485
- Lenovo ThinkPad A285

** Compatible OEM Part Numbers**
- L17L3P51
- L17M3P51
- L17C3P51
- SB10K97585
- SB10K97586
- SB10K97587

** Battery Specifications**

| Specification |

Details

|
|---------------|---------|
| Battery Type | Li-ion (Lithium-ion) |
| Voltage | 11.4V (nominal) |
| Capacity | 48Wh / 4200mAh |
| Cell Count | 4 cells |
| Color | Black |
| Weight | Approx. 250g |
| Warranty | 12 months |
| Certification | CE, FCC, RoHS |

** Comparison Table: Original vs. Replacement**

| Feature | Original Lenovo Battery | Our Replacement Battery |
|---------|------------------------|------------------------|
| Voltage | 11.4V | 11.4V (exact match) |
| Capacity | 48Wh | 48Wh (same) |
| Cell Quality | Standard | Premium Grade A |
| Smart Chip | Yes | Yes (BMS) |
| Safety Protection | Yes | Overcharge/Discharge/Short Circuit/Overheat |
| Price | High | Affordable |
| Warranty | 1 year | 1 year |

** Installation Tips**
1. Power off your laptop and unplug the AC adapter.
2. Remove the bottom cover screws (refer to your laptop manual if needed).
3. Disconnect the old battery cable from the motherboard.
4. Remove the old battery and insert the new battery.
5. Connect the new battery cable securely.
6. Replace the bottom cover and tighten screws.
7. Plug in the AC adapter and charge the battery fully before first use.

** Package Includes**
- 1 x Replacement Battery



** Note**
- Please fully charge and discharge the battery 3-4 times for optimal performance.
- Do not expose the battery to high temperatures or moisture.
- If you are unsure about compatibility, please contact us with your laptop model and original battery part number before purchasing.

** Warranty & Support**
We stand behind the quality of our products. This battery comes with a 12-month warranty and 30-day money-back guarantee. If you have any issues, our friendly customer service team is ready to help.

Order now and give your Lenovo ThinkPad a new lease on life!