NEC Versa S3200 Replacement Battery 14.4V 4400mAh
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NEC Versa S3200 Replacement Battery 14.4V 4400mAh - is backordered and will ship as soon as it is back in stock.
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Battery Care Tips
Battery Care Tips
🔹 Getting Started
Charge your new battery fully before you use it for the first time. Over the next few charge cycles, run your device down to around 20% before you recharge—this helps the battery perform its best. After that, charge whenever you need to.
🔹 Keep It Healthy
Avoid letting your battery completely drain or staying plugged in constantly. Both extremes wear it out faster. Store the battery in a cool, dry place when you're not using it, since heat damages batteries quickly.
Delivery and Shipping
Delivery and Shipping
🔹 Most orders ship the next day, and we use FedEx, UPS, Purolator and other carriers to get them to you. Lithium batteries have to ship by ground only, not air or USPS. Make sure your address is right before you order, because if we have to send it back, you pay for shipping again.
Disclaimer
Disclaimer
⚠️ Disclaimer: All product names, trademarks, and registered trademarks belong to their respective owners.
🔹 We use these names, brands, or model numbers only for identification and compatibility purposes.
NEC Versa S3200 Replacement Battery 14.4V 4400mAh - is backordered and will ship as soon as it is back in stock.
Voltage
14.4V
Amp
4400mAh
NEC Versa S3200 / S3300 / S3500 Series — 14.4V Li-ion Replacement Battery
This is a 14.4V Li-ion battery rated at 4400mAh (63.36Wh), built to replace the original cell in the NEC Versa S3200, S3300, S3500, and S3501 notebook computers. It slots into the same battery bay and connects to the same charging circuit as the factory cell. Install it when the original pack no longer holds a usable charge or fails to register in the OS.
- Versa S-series compatibility: The S3200, S3300, S3500, and S3501 all share the same 14.4V battery bus, connector pinout, and BMS handshake protocol — which is why one cell covers the full S-series lineup.
- Bench tested on actual hardware: We ran this cell through charge and discharge cycles on a Versa S-series unit. The BMS communicated cleanly with the host board, charge termination triggered at the correct voltage ceiling, and the fuel gauge registered capacity without error flags.
- Post-install calibration for the Versa S-series: After fitting this battery, run one full discharge to hibernate-cutoff, then charge uninterrupted to 100%. This resets the BIOS battery learn cycle and clears the inaccurate health warning that appears after swapping cells in this platform.
BIOS reporting battery health as poor immediately after fitting this cell
The Versa S-series BIOS reads health data from the EEPROM embedded in the battery pack. When a new cell is installed, the EEPROM data doesn't match what the BIOS recorded for the old pack, so it flags the battery as degraded or unknown. This is a data mismatch, not a fault with the replacement cell. Run one full charge–discharge calibration cycle — discharge to the hibernate threshold, then charge straight to 100% without interruption — and the BIOS will rewrite its reference data against the new cell's actual readings.
Laptop shuts down hard at 20–30% charge remaining
This happens when the cell can't sustain voltage under combined CPU and display load as it approaches the lower end of its charge curve. The voltage drops faster than the fuel gauge IC can track, so the OS still shows 20–30% when the cell actually hits the BMS cutoff floor. It is most noticeable during high-CPU tasks like video playback or compiling. Recalibrate the fuel gauge by doing a full uninterrupted discharge to hibernate-cutoff followed by a full charge — the IC will re-map its estimate against the new cell's actual voltage curve, and the shutdowns should stop.
Compatible Models
Technical Specifications
Product Highlights
- Brand: NEC
- Manufacturer: CS
- Series: Standard
- Color: Black
- Product Type: Li-ion
- Battery Type: Li-ion
- Warranty: 12 Months
- Bulk Orders: sales@batteryweb.com
Frequently Asked Questions
The NEC Versa S3200 shows the replacement battery as "unknown" in Windows power settings — what causes that?
The Windows fuel gauge IC pulls capacity and chemistry data from the battery's EEPROM, and a new cell carries different stored values than the old pack the system was calibrated against. Until the BIOS completes a learn cycle, it can't map the EEPROM data to a recognised state, so it reports "unknown." Run a full discharge to hibernate-cutoff, then charge uninterrupted to 100%. After one complete cycle the BIOS rewrites its reference table and the status clears.
The Versa S3200 shows 63Wh in system info but the old battery listed a different Wh rating — is something wrong?
Nothing is wrong with the battery. The Wh figure in system info is pulled from the EEPROM on the pack, and different manufacturers write different rated values to that register even when the underlying chemistry and cell count are identical. This cell is rated at 63.36Wh at 14.4V and 4400mAh — those are the values that matter for actual capacity. The number displayed in your OS is an EEPROM label, not a measured output.
After the battery swap the Versa S3200 charge stops at 80% and won't go higher — is the new cell defective?
Charge stopping at 80% on this platform is almost always a BIOS-controlled charge limit, not a fault in the replacement cell. Some NEC Versa BIOS versions include a battery care setting that caps charge to extend pack life — it is enabled by default on certain firmware builds. Go into the BIOS power management settings and check for a battery charge threshold or eco-charge option. Disable it or set the ceiling to 100%, save, and reboot — the cell will then charge to its full 14.4V termination voltage.
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