Toshiba Satellite Pro A30-C-1F3 PA5212U-1BRS Replacement Battery 14.8V 2200mAh
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Toshiba Satellite Pro A30-C-1F3 PA5212U-1BRS Replacement Battery 14.8V 2200mAh - 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.
Toshiba Satellite Pro A30-C-1F3 PA5212U-1BRS Replacement Battery 14.8V 2200mAh - is backordered and will ship as soon as it is back in stock.
Voltage
14.8V
Amp
2200mAh
Toshiba Satellite Pro A30-C / A40-C Series — 14.8V Li-ion Replacement Battery (PA5212U-1BRS)
This is a 14.8V, 2200mAh (32.56Wh) Li-ion battery for Toshiba Satellite Pro A30-C and A40-C series laptops. It replaces OEM part PA5212U-1BRS and cross-references PABAS283, PA5247U-1BRS, PA5265U-1BRS, PA5291U-1BRS, and several other Toshiba PABAS codes. If the original cell no longer holds charge or the laptop dies on battery, this is the direct swap.
- A30-C and A40-C platform fit: Both series share the same 14.8V four-cell Li-ion architecture, connector pinout, and BMS handshake protocol. A single cell covers the full A30-C and A40-C range despite different chassis SKUs — the voltage rail and communication lines are identical across the platform.
- Bench tested on actual hardware: We ran this cell through charge and discharge cycles on a Satellite Pro A40-C unit. The BMS negotiated correctly with the Toshiba EC firmware, the charge controller accepted the cell without error codes, and capacity registers matched the rated 32.56Wh within normal tolerance.
- Post-swap calibration on Toshiba EC firmware: After installing, run one full discharge until the laptop hibernates on low battery, then charge uninterrupted to 100%. This forces the embedded controller to relearn the cell's actual capacity curve and clears the inaccurate battery health warning that appears after every cell replacement on this platform.
BIOS reporting battery health as "poor" immediately after replacement
The Toshiba BIOS reads health data from the battery's EEPROM, which stores cycle count and degradation flags from the previous cell. When a new cell is installed, the EEPROM values don't match the fresh chemistry, so the BIOS flags it as degraded before any cycles have run. This is a firmware interpretation issue, not a fault with the replacement cell. Running one full discharge-to-hibernate followed by a full uninterrupted charge resets the learn cycle. After two to three full cycles, the health indicator typically corrects to normal.
Laptop shutting down at 20–30% charge shown on screen
This happens when the fuel gauge IC has not yet calibrated against the new cell's actual discharge curve. The IC carries over voltage-to-percentage mapping from the old, degraded cell, so it misreads remaining capacity at higher percentages. Under full CPU and display load, the actual cell voltage drops faster than the gauge expects, and the protection circuit cuts power before the displayed percentage reaches zero. Run two to three full discharge and charge cycles — calibration typically stabilises by the third cycle, and the laptop will hold until the gauge reads below 5%.
Compatible Models
Replaces Part Numbers
Technical Specifications
Product Highlights
- Brand: Toshiba
- 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 Toshiba laptop shows the wrong Wh rating in system info after swapping the battery — is the replacement faulty?
The Wh figure shown in system info is pulled from the EEPROM on the battery's fuel gauge IC, and it reflects the rated chemistry spec rather than a live measurement. A new 32.56Wh cell will sometimes display a slightly different value if the BIOS maps it against a different PABAS cross-reference in its firmware table. This is a data mismatch between the EEPROM descriptor and the BIOS lookup, not a sign the cell is wrong or underperforming. Confirm the physical part number on the cell matches PA5212U-1BRS or an accepted cross-reference — if it does, the cell is correct.
New battery installed but the Satellite Pro won't charge above 80% — charger is fine and connector is secure.
Some Toshiba BIOS revisions include a charge limit mode that caps charging at 80% to reduce cell wear — it's a firmware setting, not a battery fault. On Satellite Pro A30-C and A40-C units, check the Toshiba Settings or Power Management utility in Windows for a "Eco Charge Mode" or "Battery Care Mode" toggle. Disabling that setting allows the charger to push to 100%. If no such option appears, check whether a BIOS update has been applied, as some revisions change where this setting lives.
After a full charge the fuel gauge on the Satellite Pro jumps around wildly — goes from 74% to 91% to 68% within minutes of unplugging.
The fuel gauge IC on Li-ion cells uses a voltage-to-capacity lookup table that is calibrated against the previous cell's discharge profile. With a fresh cell installed, the table doesn't match the new cell's actual voltage curve, so percentage readings are erratic until the IC recalibrates. Run three complete discharge cycles — discharge until the laptop hibernates, then charge uninterrupted to 100% each time. By the third cycle the IC will have built an accurate curve against the new cell and the gauge will stabilise.
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