Lenovo IdeaPad 3 10IGL5 L19C2PD7 Compatible Battery 7.68V
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Lenovo IdeaPad 3 10IGL5 L19C2PD7 Compatible Battery 7.68V - 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.
Lenovo IdeaPad 3 10IGL5 L19C2PD7 Compatible Battery 7.68V - is backordered and will ship as soon as it is back in stock.
Voltage
7.68V
Amp
3850mAh
Lenovo IdeaPad Duet 3 10IGL5 — 7.68V Li-Polymer Replacement Battery (L19C2PD7)
This 7.68V, 3850mAh (29.57Wh) lithium-polymer battery replaces the original L19C2PD7 cell in the Lenovo IdeaPad 3 10IGL5 and IdeaPad Duet 3 10IGL5 series. It fits the 10-inch detachable notebook platform, restoring power to the keyboard-base battery unit. Voltage and connector match the OEM specification across all 82AT and 82HK variants.
- IdeaPad Duet 3 10IGL5 platform fit: The 82AT and 82HK sub-variants share the same battery bay geometry, connector pinout, and BMS handshake protocol — which is why a single cell covers the full Duet 3 10IGL5 range. The 7.68V nominal rail matches the Celeron N4020 platform's power delivery spec exactly.
- Bench tested on actual hardware: We ran this cell through charge and discharge cycles on an 82AT unit. The BMS accepted the cell without fault codes, the protection circuit engaged correctly at low-voltage cutoff, and charge current tapered as expected near full capacity.
- Post-install discharge cycle: After fitting this battery, run the laptop down to hibernate-cutoff under normal use, then charge uninterrupted to 100%. This forces the BIOS battery learn cycle to reset against the new cell's actual capacity — skipping it leaves the fuel gauge reading inaccurate health data from the previous cell's EEPROM.
BIOS reporting poor battery health immediately after swap
The IdeaPad Duet 3 BIOS reads health data cached in the old cell's EEPROM. When a new cell goes in, the BIOS compares its current readings against stale reference data and flags the battery as degraded — even when the cell is brand new. This is not a fault with the replacement battery. Running one full discharge-to-hibernate followed by a full uninterrupted charge resets the learn cycle and clears the false warning. After two or three full cycles, the health indicator will align to the new cell's actual capacity.
Laptop shuts down at 20–30% charge shown on screen
This happens when the fuel gauge IC has not yet calibrated against the new cell's discharge curve. The gauge loses accuracy at the low end and triggers a shutdown before the battery is actually empty — or the displayed percentage does not match the real state of charge. It is not a cell defect. Run two to three full discharge cycles from 100% down to automatic hibernate, then charge fully each time. After calibration, shutdown should occur at or below 5% with the low-battery threshold set to its default value in power settings.
Compatible Models
Replaces Part Numbers
Technical Specifications
Product Highlights
- Brand: Lenovo
- Manufacturer: CS
- Series: Standard
- Color: Black
- Product Type: Li-Polymer
- Battery Type: Li-Polymer
- Warranty: 12 Months
- Bulk Orders: sales@batteryweb.com
Frequently Asked Questions
My IdeaPad Duet 3 shows 0% or "unknown" battery immediately after I put the new cell in — is it dead on arrival?
No — the BIOS is reading EEPROM data from the old cell and has no valid reference for the new one yet. This clears after the battery learn cycle runs. Discharge the laptop fully to hibernate-cutoff, then charge uninterrupted to 100%, and the BIOS will register the new cell correctly. Check the battery status indicator in Windows Settings after that first full charge.
Windows is reporting the battery's Wh rating as lower than the 29.57Wh listed — why does the number not match?
The Wh figure Windows reads comes from the EEPROM data table in the cell, which stores the rated value at manufacture. After a few cycles, Windows recalculates "full charge capacity" based on actual measured charge — this figure is almost always lower than rated and is normal cell behaviour, not a defect. The gap narrows after three to five full calibration cycles. Check the battery report by running `powercfg /batteryreport` in Command Prompt to see the full charge capacity trend over cycles.
The charge stops at 80% and will not go higher — is the battery faulty or is something blocking it?
This is a BIOS-controlled charge limit, not a battery fault. Lenovo's firmware includes a "Conservation Mode" setting that caps charging at around 60–80% to reduce cell stress during long periods plugged in. It is enabled in Lenovo Vantage under Power → Battery Settings. Turn Conservation Mode off, unplug, discharge below 80%, then plug back in — the charge will continue past 80% to 100%.
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