Product Overview
This listing covers two OEM Dell batteries: the R8D7N (51Wh, 11.4V) for Dell Latitude 5400/5500 and Precision 3540, and the 4GVMP (68Wh, 7.6V) for Dell Inspiron 7590/7591/7791 2-in-1 models. Both use high-quality Korea/Japan Li-ion cells with a smart BMS, restoring original run time for business and workstation use with a precise fit. They replace OEM codes 1V1XF, C5GV2 and P84F family parts. Ships 100% brand new with a 1-year warranty — please read the compatibility notes below carefully.
Specifications
| Attribute | Details |
|---|---|
| Standard Model | R8D7N / 4GVMP |
| Capacity | R8D7N: 51Wh; 4GVMP: 68Wh |
| Voltage | R8D7N: 11.4V; 4GVMP: 7.6V |
| Battery Type | Li-ion (6 Cells) |
| Cell | Made in Korea/Japan, high quality guarantee |
| Color | Black |
| Condition | Replacement Battery (100% Brand New, 1-year warranty) |
Replace Part Numbers
- R8D7N
- 4GVMP
- 1V1XF
- C5GV2
- P84F
Compatible Models
- For Dell Latitude 5400 Series
- For Dell Latitude 5500 Series
- For Dell Precision 3540 Series
- For Dell Inspiron 7590 2-in-1 (without 2.5" HDD) Series. NOT fit for Inspiron 7590 Series
- For Dell Inspiron 7591 2-in-1 Series. NOT fit for Inspiron 7591 Series
- For Dell Inspiron 7791 2-in-1 Series. NOT fit for Inspiron 7791 Series
- For Dell P84F P84F001 P42E P42E001 P98G001 P80F001
FAQ
Q: Which battery fits my Dell Latitude 5400/5500?
For Dell Latitude 5400 and 5500 (and Precision 3540) choose the R8D7N battery — 51Wh, 11.4V. The 4GVMP (“2-in-1” 61WH-style pack) is NOT for those laptops; it serves the Inspiron 2-in-1 models listed below.
Q: Which Inspiron models does the 4GVMP battery fit?
The 4GVMP fits Dell Inspiron 7590/7591/7791 2-in-1 (without 2.5" HDD) models only. It does NOT fit the standard (non-2-in-1) Inspiron 7590/7591/7791 — always confirm your exact chassis before ordering.
Q: What about Dell P84F-family batteries?
The R8D7N replacement also covers Dell spare codes P84F, P84F001, P42E, P42E001, P98G001, P80F001 used on compatible Latitude/Inspiron platforms. Verify with the part number printed inside your battery bay.
Q: Are these batteries brand new with warranty?
Yes — both are 100% brand new with Korea/Japan-made cells, BMS protection and a 1-year warranty.
Note:
This is not a complete list or inclusion of all compatible laptop models. You can open the back of your laptop to check the original battery model. If you have any compatibility questions, please contact us online.The casing is made of durable materials, the mainboard adopts advanced technology, and the battery core is produced with high-quality raw materials to ensure that it will not be damaged after long-term use.
Our products are equipped with multiple protection technologies such as overvoltage, overcurrent, and overcharge to effectively protect the safety of batteries and equipment.
China warehouse delivery method
Overseas Warehouse Shipping Times & Costs
Payment Methods
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Q&A
Quick FAQ:Laptop Battery Care & Troubleshooting
- How long does a KingSener battery last?2 to 3 years (approx. 500-800 charge cycles) under normal temperatures.
- Laptop says "Battery Not Detected". How to fix?1. Hard Reset: Unplug AC, remove battery, hold power button for 30 seconds.
2. Clean Contacts: Wipe metal connection pins.
3. Reset Drivers: Uninstall battery drivers in Device Manager, then restart.
4. Update BIOS: Ensure motherboard firmware is up to date. - Can I leave my laptop plugged in 24/7?Yes, the built-in TI chip prevents overcharging. Tip: To prevent long-term cell swelling, unplug and drain the battery to 40% twice a month.
- How do I store a laptop battery long-term?Store it at 50% charge in a cool, dry place. Never store at 0% or 100%. Cycle the battery every 3 months to maintain chemical activity.
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Are KingSener batteries safe?Yes. All batteries feature built-in IC protection against short-circuits, over-voltage, and overheating. Fully CE, FCC, and RoHS certified.