Averatec 1020 11.1V Replacement Battery 4400mAh Li-ion
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Averatec 1020 11.1V Replacement Battery 4400mAh Li-ion - 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
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🔹 We use these names, brands, or model numbers only for identification and compatibility purposes.
Averatec 1020 11.1V Replacement Battery 4400mAh Li-ion - is backordered and will ship as soon as it is back in stock.
Voltage
11.1V
Amp
4400mAh
Averatec 1020 Series — 11.1V Li-ion Replacement Battery (8162PST-23-050250-01-E214203)
This is an 11.1V, 4400mAh (48.84Wh) Li-ion cell for the Averatec 1020 notebook computer. It also fits the 1050, 1000, and 1000E models that share the same battery tray and connector pinout. Voltage and capacity match the original factory spec.
- 1020, 1050, and 1000 series compatibility: These models run the same 11.1V three-cell voltage rail and use an identical connector and BMS handshake protocol. A single cell covers the full range without modification.
- Bench tested on actual hardware: We ran this cell through charge and discharge cycles on the 1020 platform. The BMS communicated correctly with the system board — no false fault flags and no premature cutoff under combined CPU and display load.
- First-cycle calibration after install: After fitting this cell, run one full discharge to hibernate cutoff, then charge uninterrupted to 100%. This forces the BIOS battery learn cycle to reset against the new cell's actual capacity and clears the inaccurate health warning that appears after every cell swap.
Averatec 1020 shutting down at 20–30% shown on the fuel gauge
This happens when the fuel gauge IC has not yet calibrated against the new cell's voltage curve. The laptop reads residual EEPROM data from the old cell and plots the wrong discharge slope. Under full CPU plus display load, voltage drops faster than the gauge predicts, and the system hits the hardware low-voltage cutoff before the displayed percentage reaches zero. Run two full discharge-to-hibernate cycles followed by uninterrupted charges to 100% — the fuel gauge IC recalculates the curve against actual cell behaviour and the early shutdowns stop.
BIOS reporting battery health as poor or unknown immediately after swap
The BIOS reads health data stored in the battery's EEPROM — on a new cell, that register either holds factory defaults or zeros, which the BIOS flags as degraded or unknown. This is a data mismatch, not a cell fault. Force a full learn cycle: discharge to hibernate cutoff, then charge without interruption to 100%. After one complete cycle the BIOS rewrites its health register from live cell data and the warning clears. Confirm the voltage reads at or above 12.4V at full charge before closing the lid.
Compatible Models
Replaces Part Numbers
Technical Specifications
Product Highlights
- Brand: Averatec
- Manufacturer: CS
- Series: Standard
- Color: Silver
- Product Type: Li-ion
- Battery Type: Li-ion
- Warranty: 12 Months
- Bulk Orders: sales@batteryweb.com
Frequently Asked Questions
My Averatec 1020 shows a different Wh rating in system info than what's listed on the new battery — is the cell underspec?
The Wh figure shown in system info is pulled from the EEPROM on the battery controller, and new cells ship with factory-default values that don't always match the printed label until a learn cycle writes the real data. This is not a capacity shortfall — the cell holds the full 48.84Wh. Run one full discharge to hibernate cutoff followed by an uninterrupted charge to 100%, then check system info again. The reported Wh figure updates once the fuel gauge IC has logged a complete cycle against actual cell chemistry.
The fuel gauge on my Averatec 1000 series is jumping around — shows 60%, then drops to 35% within minutes after fitting the new battery.
The fuel gauge IC is still running its voltage-to-capacity map against the old cell's profile stored in memory. Wild swings in the first few cycles are normal — the IC hasn't plotted enough discharge data from the new cell to interpolate accurately. Complete two full discharge-to-hibernate cycles with uninterrupted charges back to 100% each time. By the third cycle the gauge IC recalibrates and the percentage readings stabilise.
New battery installed in my Averatec 1020 — charges fine but the laptop won't run on battery alone, cuts to black immediately when I unplug AC.
This points to a BMS communication failure between the cell and the system board — the board isn't receiving a valid handshake and drops power as a protection response. Reseat the battery: power off fully, remove the pack, hold the power button for 10 seconds to drain residual charge from the board, then refit the battery firmly and power on. If the same symptom repeats, check that the connector pins are clean and fully engaged — a partially seated connector on the Averatec tray can pass a charge signal but fail under the higher current draw of standalone battery operation.
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