Replacement Battery for Dell G3 3579 3779 G5 5587 G7 7588 7778 Laptop 33YDH, 11.4V, 56Wh, High Capacity, 2-Year Warranty

**Product Overview**
Upgrade or replace your worn-out Dell laptop battery with this high-performance 33YDH replacement. Designed specifically for Dell G3, G5, and G7 series gaming laptops, this 11.4V 56Wh battery delivers reliable power for extended gaming sessions, video editing, or daily productivity. Say goodbye to sudden shutdowns and low battery warnings restore your laptops original runtime with this premium-grade battery.

**Important Voltage Warning**
Please confirm your original battery voltage before purchasing. This battery is 11.4V (3-cell series). Do NOT use it with 7.6V or 15.2V systems. Using an incorrect voltage may damage your laptop or cause safety hazards. Check your original battery label or use software like HWMonitor to verify voltage.

**Compatible Models & Part Numbers**
This battery is compatible with the following Dell laptop models and original part numbers:
- Dell G3 3579, G3 3779
- Dell G5 5587
- Dell G7 7588, G7 7778
- Dell 33YDH, 0C6R7G, 4R1X7, 0W6R7G, 0J4R1X7

**Specifications**
- Battery Type: Lithium-ion (Li-ion)
- Voltage: 11.4V
- Capacity: 56Wh / 4900mAh
- Cell Count: 3 cells
- Color: Black
- Weight: Approx. 250g
- Dimensions: 270 x 70 x 7mm (may vary slightly by model)
- Certification: CE, FCC, RoHS

**Comparison Table**
| Feature | This Battery (33YDH) | Generic Low-Cost Battery |
|---------|----------------------|--------------------------|
| Voltage | 11.4V (exact match) | Often mismatched voltage |
| Capacity | 56Wh (high capacity) | 40-48Wh (lower runtime) |
| Protection | Overcharge/short circuit | Basic or none |
| Warranty | 2 years | 6 months or less |
| Compatibility | Verified for G3/G5/G7 | May not fit or charge |

**Installation Tips**

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

2. Remove the bottom cover (refer to your laptops manual for screw locations).

3. Locate the old battery and disconnect its cable from the motherboard.

4. Remove the screws holding the battery and lift it out.

5. Insert the new battery, reconnect the cable, and secure with screws.

6. Replace the bottom cover and power on.

7. For best performance, fully charge the battery before first use.

**Package Includes**
- 1 x Replacement Battery (33YDH)
-

**Warranty & Support**
We stand behind our product with a 2-year warranty and 30-day hassle-free returns. If you have any questions about compatibility or installation, please contact us were here to help.