Replacement Battery for Dell P90F 3400 5480 5482 5488 5493 5580 5593 YRDD6 11.4V 42Wh High Capacity Compatible Laptop Battery with 12-Month Warranty

**Product Overview**
Upgrade or replace your worn-out Dell laptop battery with this high-quality 11.4V 42Wh replacement battery. Designed specifically for Dell Latitude 3400/5480/5580 series and compatible models, this battery offers stable power output, consistent performance, and a long service life. Whether you are working from home, attending online classes, or traveling, this battery ensures your device stays powered throughout the day.

**Important Voltage Warning**
Please confirm your original battery voltage before purchasing. This battery is ** 11.4V ** (3-cell configuration). Do NOT use it with laptops requiring 7.6V or 15.2V batteries. Using an incorrect voltage may cause damage to your device or battery. If you are unsure, check the label on your current battery or contact us for assistance.

**Compatible Models & Part Numbers**
This battery replaces the following Dell original part numbers:
P90F, YRDD6, 0YRDD6

Compatible with the following Dell laptop models (including but not limited to):
- Dell Latitude 3400
- Dell Latitude 5480
- Dell Latitude 5482
- Dell Latitude 5488
- Dell Latitude 5493
- Dell Latitude 5580
- Dell Latitude 5593
- Dell Precision 3540 / 3541 (select configurations)

**Specifications Table**
| Specification |

Details

|
|---------------|---------|
| Battery Type | Lithium-Ion (Li-ion) |
| Voltage | 11.4V |
| Capacity | 42Wh (typical) |
| Cell Count | 3 cells |
| Color | Black |
| Weight | Approx. 220g |
| Dimensions | 270 x 70 x 7 mm (approx. ) |
| Warranty | 12 months |

**Comparison Table: New vs Old Battery**
| Feature | Our Replacement Battery | Typical Old/Worn Battery |
|---------|------------------------|--------------------------|
| Capacity | 42Wh (full capacity) | Degraded (often <30Wh) |
| Charge Cycles | 500+ cycles | Limited (often <200 cycles left) |
| Safety Protection | Overcharge / Over-discharge / Short circuit / Over-temperature | May lack or have degraded protection |
| Compatibility | Full compatibility with listed models | May cause random shutdowns or not charge |
| Warranty | 12 months | No warranty |

**Installation Tips**
1. **Power off** your laptop and disconnect the AC adapter.
2. **Remove the bottom cover** using a suitable screwdriver (Phillips #0 or #1).
3. **Locate the old battery** and gently disconnect its cable from the motherboard.
4. **Remove the screws** securing the old battery and lift it out.
5. **Insert the new battery**, align the screw holes, and fasten the screws.
6. **Reconnect the battery cable** to the motherboard.
7. **Replace the bottom cover** and power on your laptop.
8. **Fully charge** the new battery before first use (charge to 100% without interruption).

**Note: ** If your laptop does not recognize the new battery or shows a plugged in, not charging message, please restart the laptop once. In rare cases, a BIOS update from Dells official website may be required for optimal compatibility.

**Package Includes**
- 1 x Replacement Battery ( 11.4V 42Wh)
-
- 1 x Installation Guide (digital copy available upon request)

**Quality & Safety**
All our batteries undergo rigorous testing for voltage stability, capacity accuracy, and safety compliance. We use Grade A cells to ensure consistent performance and long lifespan. Each battery is CE, FCC, and RoHS certified.

**Customer Support**
We stand behind our products. If you have any questions about compatibility, installation, or performance, please contact us. We will respond within 24 hours and provide a hassle-free solution.