MSI A5000 Replacement Battery BTY-L74 11.1V 4400mAh
Check that your old battery model number and device model to match our description. This makes sure they work together.
We ship your order same day if you buy it before 4 PM EST.
MSI A5000 Replacement Battery BTY-L74 11.1V 4400mAh - is backordered and will ship as soon as it is back in stock.
Let customers speak for us
Send Your Battery Photo
Expert Technician Help
Snap a photo or video of your battery and send it to us. We'll identify the exact replacement—fast and hassle-free. Our team has helped thousands of customers find the right battery quickly and easily.
POST YOUR BATTERY IMAGE
Product & Solutions Expert
✉ sales@batteryweb.com
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.
MSI A5000 Replacement Battery BTY-L74 11.1V 4400mAh - is backordered and will ship as soon as it is back in stock.
Voltage
11.1V
Amp
4400mAh
MSI A5000 / A6000 Series — 11.1V Li-ion Replacement Battery (BTY-L74)
This is an 11.1V, 4400mAh (48.84Wh) Li-ion battery for the MSI A5000, A6000, A6005, A6200, and related notebooks. It replaces OEM part numbers BTY-L74 and BTY-L75, among others. Fit the battery when the original no longer holds a usable charge or the laptop shuts down unexpectedly under load.
- A-series notebook compatibility: The MSI A5000 and A6000 lines share the same battery bay geometry, connector pinout, and BMS communication protocol. One cell fits across the group because the voltage rail and thermal cutoff thresholds are identical across these boards.
- Bench tested on actual hardware: We ran this cell through charge, discharge, and recharge cycles on an MSI A6000 board. The BMS handshake completed on first insertion, charge accepted without interruption, and the protection circuit tripped correctly at low-cell cutoff.
- Post-install calibration: After fitting this battery, run a full discharge until the laptop hibernates, then charge uninterrupted to 100%. This resets the BIOS battery learn cycle and clears the inaccurate health warning that appears after every cell swap.
BIOS reporting poor battery health immediately after fitting a new cell
MSI notebooks store battery health data in EEPROM on the old cell. When a new cell is installed, the BIOS compares real-time readings against stale EEPROM data and flags a mismatch as poor health. This is a firmware reporting issue, not a fault with the replacement cell. Run one complete discharge-to-hibernate followed by a full uninterrupted charge. After one or two of these learn cycles, the BIOS recalibrates and the health warning clears.
Laptop shuts down at 20–30% charge shown on the gauge
This happens when the fuel gauge IC has not yet calibrated against the new cell's actual charge curve. The gauge overestimates remaining capacity, so the reading shows 20–30% while the cell voltage has already dropped below the safe operating floor. Under combined CPU and display load, voltage sags faster and the BMS triggers an emergency cutoff before the OS can issue a low-battery warning. Run two full discharge-to-hibernate and recharge cycles — the fuel gauge IC maps the new cell's curve and the shutdowns stop.
Compatible Models
Replaces Part Numbers
Technical Specifications
Product Highlights
- Brand: MSI
- 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 MSI laptop shows "0% available (plugged in, charging)" after I swapped the battery — what's wrong?
The fuel gauge IC is reading EEPROM data from the old cell and cannot map it to the new one, so it reports 0% until it completes a calibration cycle. Let the laptop charge uninterrupted to 100%, then discharge fully to hibernate, then charge again to 100%. After that first complete cycle the gauge syncs to the new cell and the reading corrects. If the OS still shows 0% after two full cycles, check that the connector is fully seated — a partial connection breaks the BMS data line.
The system information screen shows the wrong Wh rating for this battery — is the cell faulty?
No. The Wh figure displayed in Windows or the BIOS is read from the battery's EEPROM, which stores the rated capacity of the original cell. The replacement cell's EEPROM may carry a different rated value even though the actual chemistry and voltage are correct. This is a data-label difference, not a capacity or safety fault. The cell charges and discharges to its full 48.84Wh regardless of what the system info screen reports.
The new battery stops charging at 80% and won't go higher — is this a defective cell?
Not a cell fault. MSI's BIOS includes a battery charge-limit setting that caps charging at 80% to reduce long-term wear when the laptop runs plugged in most of the time. Check the MSI Dragon Center or MSI Center application — look for "Battery Calibration" or "Battery Threshold" settings. Set the charge limit to 100% and plug the charger back in. The cell will charge to its full 4400mAh capacity once the BIOS limit is lifted.
Payment & Security
Payment methods
Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.
