Description
Product Overview
This Dell 51KD7 42Wh battery is a genuine replacement power source designed specifically for compatible Dell devices. It delivers reliable performance and extended usage time for your laptop.
Specifications
- Battery Part Number: 51KD7
- Voltage: 11.4V
- Capacity: 42Wh
- Chemistry: Lithium-ion
- Condition: Brand new
Compatibility Information
Compatible Part Numbers (P/N)
- 51KD7, 051KD7, FY8XM, Y07HK, YRDD6, 0VM732
Compatible Models
- Dell Chromebook 11 3100
- Dell Chromebook 11 3180 (P26T002)
- Dell Chromebook 11 3189 (P26T001)
- Dell Chromebook 11 5190
- Dell Chromebook 3400
- Dell Inspiron 5590 (P88G, P88F001)
- Dell Inspiron 5598 (P88G, P88F001)
- Dell Inspiron Chromebook 11 3181
- Dell Vostro 5490 (P116G, P116G001)
- Dell Vostro 5590 (P88F, P88F001)
Note: This is not a complete list of compatible models. If you don’t see your specific model listed, please leave your laptop model or current battery part number in the order notes during checkout, and we’ll verify compatibility before shipping.
When to Replace Your Battery
Here are common signs indicating it’s time to replace your laptop battery:
| Symptom | Description |
|---|---|
| Short Battery Life | Battery drains significantly faster than when new, lasting less than 2 hours with normal use |
| Swelling/Bulging | Battery case appears swollen or causes laptop case to bulge |
| Not Holding Charge | Battery doesn’t charge to 100% or discharges rapidly even when fully charged |
| System Warnings | Laptop displays “Consider replacing your battery” or similar messages |
| Random Shutdowns | Computer shuts down unexpectedly even with reported battery charge remaining |
| Not Detected | System fails to recognize the battery or shows “No battery detected” |
| Overheating | Battery becomes unusually hot during charging or normal use |
Estimated Battery Life
Expected battery duration with Dell 51KD7 42Wh battery under different usage scenarios:
| Usage Scenario | Estimated Duration |
|---|---|
| Web Browsing & Email | 4-6 hours |
| Document Editing | 5-7 hours |
| Video Streaming | 3-4 hours |
| Gaming | 1.5-2.5 hours |
| Standby/Sleep Mode | Up to 48 hours |
| Mixed Typical Use | 4-5 hours |
Important Note: These are conservative estimates for a new battery used with older hardware. Actual battery life may be shorter than when your device was new due to increased power demands from software updates and natural hardware aging.
Shipping & Warranty
- Ships within one business day
- 30-day money-back guarantee
- 1-year manufacturer warranty
- In stock – ready to ship
- Free shipping included
- 100% brand new product
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