Dell Inspiron Mini 10 Replacement Battery 11.1V 4400mAh
This product ships directly from our Manufacturer's Warehouse and is usually delivered within 7 – 10 business days to your doorstep.
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Dell Inspiron Mini 10 Replacement Battery 11.1V 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.
Dell Inspiron Mini 10 Replacement Battery 11.1V 4400mAh - is backordered and will ship as soon as it is back in stock.
Voltage
11.1V
Amp
4400mAh
Dell Inspiron Mini 10 / 1011 / 10v — 11.1V Li-ion Replacement Battery (312-0867)
This is an 11.1V, 4400mAh (48.84Wh) Li-ion battery for the Dell Inspiron Mini 10, Mini 1011, Mini 10v, and PP19S netbook series. It replaces OEM part numbers 312-0867, 312-0931, 312-0935, F144M, H766N, J590M, J658N, M457P, and K711N. Physical dimensions are 203.71 × 46.97 × 36.19mm — verify against your existing cell before installing.
- Mini 10 series compatibility: The Mini 10, Mini 1011, and Mini 10v all run the same 11.1V three-cell architecture with an identical connector pinout and BMS handshake protocol. That shared platform is why one cell covers the full range.
- Bench tested on actual hardware: We ran this cell through charge, discharge, and BMS communication checks on a Mini 10 unit. The BMS handshake completed without fault codes, and charge acceptance held steady across three consecutive cycles.
- First-install calibration on the Inspiron Mini 10: After fitting this cell, run one full discharge to hibernate cutoff — do not interrupt it. Then charge uninterrupted to 100%. This single learn cycle resets the BIOS fuel gauge against the new cell chemistry and clears the false "poor health" flag that almost always appears after a cell swap on this platform.
BIOS reporting poor battery health after swapping the Mini 10 cell
The Mini 10 BIOS stores learned capacity data in EEPROM from the previous cell. When a new cell goes in, that stored data no longer matches actual cell behaviour, so the BIOS flags health as poor or unknown. This is a firmware state, not a defect in the replacement cell. Running one complete discharge-to-hibernate followed by an uninterrupted full charge forces the BIOS to rewrite its learned capacity values against the new chemistry. After that cycle, health status should read normal.
Inspiron Mini 10 shutting down at 20–30% charge shown
This happens when the fuel gauge IC has not yet calibrated against the new cell — its state-of-charge map still reflects the old, degraded cell's voltage curve. Under combined CPU and display load, the new cell hits a voltage profile the uncalibrated gauge misreads as near-empty, triggering an early shutdown. The fix is the same learn cycle: discharge fully to hibernate, then charge to 100% without interruption. After two to three of these cycles, the gauge recalibrates and the cutoff point moves back to the correct low-voltage threshold near 10.5V.
Compatible Models
Replaces Part Numbers
Technical Specifications
Product Highlights
- Brand: Dell
- 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
Dell Inspiron Mini 10 shows the new battery as "unknown" or 0% in Windows right after fitting — what's wrong?
The Windows fuel gauge IC reads capacity data that was written to EEPROM by the old cell. Until it runs a full learn cycle against the new cell, it has no valid reference point and reports unknown or zero. Discharge the laptop fully to hibernate cutoff, then charge it uninterrupted to 100%. That single cycle rewrites the EEPROM reference and the gauge will display an accurate percentage.
System information shows the wrong Wh rating for the new cell — it lists a different number than the battery specs
The Wh value shown in Dell's system info reads from an EEPROM register that was last written by the original factory cell. The new cell's actual chemistry is 48.84Wh, but the register still holds the old value until a learn cycle updates it. Run one full discharge to hibernate followed by a complete uninterrupted charge to 100%. After the cycle completes, the system info Wh figure should update to reflect the actual cell capacity.
The Mini 10 charge stops at around 80% and won't go higher — is the replacement battery faulty?
This is almost always a BIOS-controlled charge threshold, not a cell fault. Dell's battery management firmware on this platform can lock charge to 80% if it detects an uncalibrated or newly installed cell. Discharge the laptop fully to hibernate cutoff, then plug in and let it charge straight to 100% without unplugging. If the BIOS charge limit is the cause, this sequence clears it and charge will proceed to 100% on the next cycle.
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