Mitac MiNote 8000 11.1V Replacement Battery 40011810 6600mAh
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Mitac MiNote 8000 11.1V Replacement Battery 40011810 6600mAh - 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.
Mitac MiNote 8000 11.1V Replacement Battery 40011810 6600mAh - is backordered and will ship as soon as it is back in stock.
Voltage
11.1V
Amp
6600mAh
Mitac MiNote 8000 Series — 11.1V Li-ion Replacement Battery (40011810)
This is an 11.1V, 6600mAh Li-ion battery for the Mitac MiNote 8000, MiNote 8207, MiNote 8207D, and MiNote 8207I laptops. It replaces OEM part 40011810 and cross-references including 441686800001 and BP-8X17(P). Capacity matches the original at 73.26Wh.
- MiNote 8000 and 8207 series compatibility: These models share the same 11.1V battery rail, physical connector, and BMS handshake protocol. The same cell pack serves the entire lineup without modification to the battery management circuit.
- Bench tested on actual hardware: We cycled this pack through charge and discharge on the MiNote platform. The BMS communicated correctly with the system controller, reported state of charge without error codes, and held voltage within spec across the full discharge curve.
- First-cycle calibration on the MiNote: After installing, 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 every cell swap on this platform.
BIOS reporting poor battery health immediately after replacement
The MiNote BIOS reads health data stored in the battery's EEPROM. When a new cell arrives, that EEPROM contains factory default values that don't match what the BIOS expects from a learned cycle. The system flags this as degraded health even though the cell is new. Run two full charge-discharge cycles and let the fuel gauge IC recalibrate against actual cell chemistry — the health flag clears once the BIOS completes its learn cycle.
Laptop shuts down at 20–30% charge shown on screen
This is a voltage cliff symptom. Under combined CPU and display load, the cell voltage drops faster than the fuel gauge IC can track — the pack hits the BMS low-voltage cutoff before the OS gauge reaches 0%. It's most visible in the first few cycles before calibration. Run a full discharge to hibernate-cutoff with the screen at full brightness and an active workload, then charge to 100% without interruption. After two to three cycles the fuel gauge re-maps the discharge curve and the cutoff realigns to actual 0%.
Compatible Models
Replaces Part Numbers
Technical Specifications
Product Highlights
- Brand: Mitac
- 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
My MiNote 8207 shows the replacement battery as "0% available (plugged in, not charging)" in Windows — what's wrong?
This is an EEPROM mismatch. The fuel gauge IC on the new cell hasn't completed a learn cycle yet, so Windows reads the raw EEPROM data as an unknown or empty pack. Plug in the charger, leave it connected for a full uninterrupted charge to 100%, then run it down to hibernate-cutoff once. After that first full cycle the fuel gauge IC maps the new cell correctly and Windows reports charge normally.
Windows is showing 47Wh capacity in system info but the battery is rated 73.26Wh — is the cell faulty?
It's not a faulty cell. The Wh figure shown in system info pulls from the EEPROM's rated capacity register, which on a new replacement may contain a factory default value that doesn't match the actual chemistry. The fuel gauge IC updates that register after calibration cycles. Run two full discharge-to-hibernate and charge-to-100% cycles and the reported Wh figure will converge toward the actual 73.26Wh rating.
New battery charges fine but the MiNote stops at 80% and won't go higher — is charge limiting on by default?
Check the Mitac or system OEM power management utility first — some BIOS builds ship with a charge ceiling set at 80% to reduce cell stress during AC-only use. Open the BIOS setup (F2 at POST on most MiNote models), navigate to the Power or Battery section, and disable the charge limit if one is set. If no BIOS option exists, check for a Mitac battery manager application in Windows that controls the same threshold.
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